├── .gitignore
├── anim.py
├── animtest2.py
├── oceanoptics_gui.ui
├── ui_oceanoptics.py
├── gui.py
├── oceanoptics.py
├── Untitled0.ipynb
└── Driver.ipynb


/.gitignore:
--------------------------------------------------------------------------------
1 | *.pyc
2 | 
3 | 


--------------------------------------------------------------------------------
/anim.py:
--------------------------------------------------------------------------------
 1 | import numpy as np
 2 | from galry import *
 3 | from oceanoptics import USB4000
 4 | 
 5 | dev = USB4000()
 6 | 
 7 | dev.set_integration_time(50000)
 8 | int16 = np.dtype('<i2')
 9 | 
10 | pix = np.arange(3840)
11 | 
12 | x = .1 * np.random.randn(3840)
13 | 
14 | p = plot(get_data(), constrain_navigation=True)
15 | 
16 | def get_data():
17 |     a,b = dev.request_spectra()
18 |     a = np.array(a, dtype=int16)
19 |     b = np.array(b, dtype=int16)
20 |     return np.concatenate([a,b])
21 | 
22 | def anim(fig, _):
23 |     fig.set_data(x=get_data())
24 | 
25 | 
26 | animate(anim, dt=0.125)
27 | 
28 | show()
29 | 


--------------------------------------------------------------------------------
/animtest2.py:
--------------------------------------------------------------------------------
 1 | 
 2 | """
 3 | This example demonstrates many of the 2D plotting capabilities
 4 | in pyqtgraph. All of the plots may be panned/scaled by dragging with 
 5 | the left/right mouse buttons. Right click on any plot to show a context menu.
 6 | """
 7 | 
 8 | from pyqtgraph.Qt import QtGui, QtCore
 9 | import numpy as np
10 | import pyqtgraph as pg
11 | 
12 | from oceanoptics import USB4000
13 | 
14 | 
15 | dev = USB4000()
16 | 
17 | dev.set_integration_time(40000)
18 | 
19 | app = QtGui.QApplication([])
20 | 
21 | win = pg.GraphicsWindow(title="Basic plotting examples")
22 | win.resize(1000,600)
23 | 
24 | win.setWindowTitle('USB4000 spectrometer')
25 | 
26 | plt = win.addPlot()
27 | 
28 | curve = plt.plot(pen='g')
29 | 
30 | def update():
31 |     global curve
32 |     
33 |     data = dev.request_spectra()
34 |     curve.setData(data)
35 | 
36 | timer = QtCore.QTimer()
37 | timer.timeout.connect(update)
38 | timer.start(25)
39 | 
40 | ## Start Qt event loop unless running in interactive mode or using pyside.
41 | if __name__ == '__main__':
42 |     import sys
43 |     if (sys.flags.interactive != 1) or not hasattr(QtCore, 'PYQT_VERSION'):
44 |         QtGui.QApplication.instance().exec_()
45 | 
46 |     dev.close()
47 | 


--------------------------------------------------------------------------------
/oceanoptics_gui.ui:
--------------------------------------------------------------------------------
  1 | <?xml version="1.0" encoding="UTF-8"?>
  2 | <ui version="4.0">
  3 |  <class>MainWindow</class>
  4 |  <widget class="QMainWindow" name="MainWindow">
  5 |   <property name="geometry">
  6 |    <rect>
  7 |     <x>0</x>
  8 |     <y>0</y>
  9 |     <width>770</width>
 10 |     <height>590</height>
 11 |    </rect>
 12 |   </property>
 13 |   <property name="sizePolicy">
 14 |    <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
 15 |     <horstretch>0</horstretch>
 16 |     <verstretch>0</verstretch>
 17 |    </sizepolicy>
 18 |   </property>
 19 |   <property name="minimumSize">
 20 |    <size>
 21 |     <width>500</width>
 22 |     <height>500</height>
 23 |    </size>
 24 |   </property>
 25 |   <property name="windowTitle">
 26 |    <string>USB4000 GUI</string>
 27 |   </property>
 28 |   <widget class="QWidget" name="centralwidget">
 29 |    <property name="sizePolicy">
 30 |     <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
 31 |      <horstretch>0</horstretch>
 32 |      <verstretch>0</verstretch>
 33 |     </sizepolicy>
 34 |    </property>
 35 |    <property name="maximumSize">
 36 |     <size>
 37 |      <width>3000</width>
 38 |      <height>3000</height>
 39 |     </size>
 40 |    </property>
 41 |    <layout class="QGridLayout" name="gridLayout">
 42 |     <item row="0" column="0" colspan="2">
 43 |      <widget class="PlotWidget" name="graphicsView"/>
 44 |     </item>
 45 |     <item row="1" column="0">
 46 |      <widget class="QGroupBox" name="groupBox">
 47 |       <property name="minimumSize">
 48 |        <size>
 49 |         <width>0</width>
 50 |         <height>200</height>
 51 |        </size>
 52 |       </property>
 53 |       <property name="title">
 54 |        <string>Settings</string>
 55 |       </property>
 56 |       <property name="flat">
 57 |        <bool>false</bool>
 58 |       </property>
 59 |       <property name="checkable">
 60 |        <bool>false</bool>
 61 |       </property>
 62 |       <layout class="QHBoxLayout" name="horizontalLayout">
 63 |        <item>
 64 |         <layout class="QFormLayout" name="formLayout">
 65 |          <property name="sizeConstraint">
 66 |           <enum>QLayout::SetMinAndMaxSize</enum>
 67 |          </property>
 68 |          <property name="fieldGrowthPolicy">
 69 |           <enum>QFormLayout::FieldsStayAtSizeHint</enum>
 70 |          </property>
 71 |          <property name="labelAlignment">
 72 |           <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
 73 |          </property>
 74 |          <property name="horizontalSpacing">
 75 |           <number>30</number>
 76 |          </property>
 77 |          <property name="verticalSpacing">
 78 |           <number>30</number>
 79 |          </property>
 80 |          <item row="0" column="0">
 81 |           <widget class="QLabel" name="label">
 82 |            <property name="text">
 83 |             <string>Integration time</string>
 84 |            </property>
 85 |            <property name="scaledContents">
 86 |             <bool>false</bool>
 87 |            </property>
 88 |           </widget>
 89 |          </item>
 90 |          <item row="0" column="1">
 91 |           <widget class="SpinBox" name="spinBox">
 92 |            <property name="sizePolicy">
 93 |             <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
 94 |              <horstretch>0</horstretch>
 95 |              <verstretch>0</verstretch>
 96 |             </sizepolicy>
 97 |            </property>
 98 |            <property name="minimumSize">
 99 |             <size>
100 |              <width>100</width>
101 |              <height>0</height>
102 |             </size>
103 |            </property>
104 |            <property name="value">
105 |             <number>10</number>
106 |            </property>
107 |           </widget>
108 |          </item>
109 |          <item row="2" column="0">
110 |           <widget class="QLabel" name="label_3">
111 |            <property name="text">
112 |             <string>Temperature</string>
113 |            </property>
114 |           </widget>
115 |          </item>
116 |          <item row="2" column="1">
117 |           <widget class="QLCDNumber" name="lcdNumber">
118 |            <property name="sizePolicy">
119 |             <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
120 |              <horstretch>0</horstretch>
121 |              <verstretch>0</verstretch>
122 |             </sizepolicy>
123 |            </property>
124 |            <property name="minimumSize">
125 |             <size>
126 |              <width>100</width>
127 |              <height>0</height>
128 |             </size>
129 |            </property>
130 |            <property name="smallDecimalPoint">
131 |             <bool>true</bool>
132 |            </property>
133 |            <property name="numDigits">
134 |             <number>4</number>
135 |            </property>
136 |            <property name="digitCount">
137 |             <number>4</number>
138 |            </property>
139 |            <property name="segmentStyle">
140 |             <enum>QLCDNumber::Flat</enum>
141 |            </property>
142 |            <property name="value" stdset="0">
143 |             <double>25.000000000000000</double>
144 |            </property>
145 |           </widget>
146 |          </item>
147 |          <item row="1" column="1">
148 |           <widget class="QSpinBox" name="persistenceBox">
149 |            <property name="sizePolicy">
150 |             <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
151 |              <horstretch>0</horstretch>
152 |              <verstretch>0</verstretch>
153 |             </sizepolicy>
154 |            </property>
155 |            <property name="minimumSize">
156 |             <size>
157 |              <width>100</width>
158 |              <height>0</height>
159 |             </size>
160 |            </property>
161 |            <property name="minimum">
162 |             <number>1</number>
163 |            </property>
164 |            <property name="maximum">
165 |             <number>10</number>
166 |            </property>
167 |           </widget>
168 |          </item>
169 |          <item row="1" column="0">
170 |           <widget class="QLabel" name="label_4">
171 |            <property name="text">
172 |             <string>Persistence</string>
173 |            </property>
174 |           </widget>
175 |          </item>
176 |          <item row="3" column="0">
177 |           <widget class="QLabel" name="label_2">
178 |            <property name="text">
179 |             <string>Wavelength</string>
180 |            </property>
181 |           </widget>
182 |          </item>
183 |          <item row="3" column="1">
184 |           <widget class="QLabel" name="wavelength_label">
185 |            <property name="text">
186 |             <string>0 nm</string>
187 |            </property>
188 |           </widget>
189 |          </item>
190 |         </layout>
191 |        </item>
192 |       </layout>
193 |      </widget>
194 |     </item>
195 |     <item row="1" column="1">
196 |      <widget class="QFrame" name="frame">
197 |       <property name="sizePolicy">
198 |        <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
199 |         <horstretch>0</horstretch>
200 |         <verstretch>0</verstretch>
201 |        </sizepolicy>
202 |       </property>
203 |       <property name="frameShape">
204 |        <enum>QFrame::NoFrame</enum>
205 |       </property>
206 |       <property name="frameShadow">
207 |        <enum>QFrame::Plain</enum>
208 |       </property>
209 |      </widget>
210 |     </item>
211 |    </layout>
212 |   </widget>
213 |   <widget class="QMenuBar" name="menubar">
214 |    <property name="geometry">
215 |     <rect>
216 |      <x>0</x>
217 |      <y>0</y>
218 |      <width>770</width>
219 |      <height>22</height>
220 |     </rect>
221 |    </property>
222 |   </widget>
223 |  </widget>
224 |  <customwidgets>
225 |   <customwidget>
226 |    <class>PlotWidget</class>
227 |    <extends>QGraphicsView</extends>
228 |    <header>pyqtgraph</header>
229 |   </customwidget>
230 |   <customwidget>
231 |    <class>SpinBox</class>
232 |    <extends>QSpinBox</extends>
233 |    <header>pyqtgraph</header>
234 |   </customwidget>
235 |  </customwidgets>
236 |  <resources/>
237 |  <connections/>
238 | </ui>
239 | 


--------------------------------------------------------------------------------
/ui_oceanoptics.py:
--------------------------------------------------------------------------------
  1 | # -*- coding: utf-8 -*-
  2 | 
  3 | # Form implementation generated from reading ui file 'oceanoptics_gui.ui'
  4 | #
  5 | # Created: Sat Feb  1 12:50:02 2014
  6 | #      by: PyQt4 UI code generator 4.10.3
  7 | #
  8 | # WARNING! All changes made in this file will be lost!
  9 | 
 10 | from PyQt4 import QtCore, QtGui
 11 | 
 12 | try:
 13 |     _fromUtf8 = QtCore.QString.fromUtf8
 14 | except AttributeError:
 15 |     def _fromUtf8(s):
 16 |         return s
 17 | 
 18 | try:
 19 |     _encoding = QtGui.QApplication.UnicodeUTF8
 20 |     def _translate(context, text, disambig):
 21 |         return QtGui.QApplication.translate(context, text, disambig, _encoding)
 22 | except AttributeError:
 23 |     def _translate(context, text, disambig):
 24 |         return QtGui.QApplication.translate(context, text, disambig)
 25 | 
 26 | class Ui_MainWindow(object):
 27 |     def setupUi(self, MainWindow):
 28 |         MainWindow.setObjectName(_fromUtf8("MainWindow"))
 29 |         MainWindow.resize(770, 590)
 30 |         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
 31 |         sizePolicy.setHorizontalStretch(0)
 32 |         sizePolicy.setVerticalStretch(0)
 33 |         sizePolicy.setHeightForWidth(MainWindow.sizePolicy().hasHeightForWidth())
 34 |         MainWindow.setSizePolicy(sizePolicy)
 35 |         MainWindow.setMinimumSize(QtCore.QSize(500, 500))
 36 |         self.centralwidget = QtGui.QWidget(MainWindow)
 37 |         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
 38 |         sizePolicy.setHorizontalStretch(0)
 39 |         sizePolicy.setVerticalStretch(0)
 40 |         sizePolicy.setHeightForWidth(self.centralwidget.sizePolicy().hasHeightForWidth())
 41 |         self.centralwidget.setSizePolicy(sizePolicy)
 42 |         self.centralwidget.setMaximumSize(QtCore.QSize(3000, 3000))
 43 |         self.centralwidget.setObjectName(_fromUtf8("centralwidget"))
 44 |         self.gridLayout = QtGui.QGridLayout(self.centralwidget)
 45 |         self.gridLayout.setObjectName(_fromUtf8("gridLayout"))
 46 |         self.graphicsView = PlotWidget(self.centralwidget)
 47 |         self.graphicsView.setObjectName(_fromUtf8("graphicsView"))
 48 |         self.gridLayout.addWidget(self.graphicsView, 0, 0, 1, 2)
 49 |         self.groupBox = QtGui.QGroupBox(self.centralwidget)
 50 |         self.groupBox.setMinimumSize(QtCore.QSize(0, 200))
 51 |         self.groupBox.setFlat(False)
 52 |         self.groupBox.setCheckable(False)
 53 |         self.groupBox.setObjectName(_fromUtf8("groupBox"))
 54 |         self.horizontalLayout = QtGui.QHBoxLayout(self.groupBox)
 55 |         self.horizontalLayout.setObjectName(_fromUtf8("horizontalLayout"))
 56 |         self.formLayout = QtGui.QFormLayout()
 57 |         self.formLayout.setSizeConstraint(QtGui.QLayout.SetMinAndMaxSize)
 58 |         self.formLayout.setFieldGrowthPolicy(QtGui.QFormLayout.FieldsStayAtSizeHint)
 59 |         self.formLayout.setLabelAlignment(QtCore.Qt.AlignLeading|QtCore.Qt.AlignLeft|QtCore.Qt.AlignVCenter)
 60 |         self.formLayout.setSpacing(30)
 61 |         self.formLayout.setObjectName(_fromUtf8("formLayout"))
 62 |         self.label = QtGui.QLabel(self.groupBox)
 63 |         self.label.setScaledContents(False)
 64 |         self.label.setObjectName(_fromUtf8("label"))
 65 |         self.formLayout.setWidget(0, QtGui.QFormLayout.LabelRole, self.label)
 66 |         self.spinBox = SpinBox(self.groupBox)
 67 |         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Fixed)
 68 |         sizePolicy.setHorizontalStretch(0)
 69 |         sizePolicy.setVerticalStretch(0)
 70 |         sizePolicy.setHeightForWidth(self.spinBox.sizePolicy().hasHeightForWidth())
 71 |         self.spinBox.setSizePolicy(sizePolicy)
 72 |         self.spinBox.setMinimumSize(QtCore.QSize(100, 0))
 73 |         self.spinBox.setProperty("value", 10)
 74 |         self.spinBox.setObjectName(_fromUtf8("spinBox"))
 75 |         self.formLayout.setWidget(0, QtGui.QFormLayout.FieldRole, self.spinBox)
 76 |         self.label_3 = QtGui.QLabel(self.groupBox)
 77 |         self.label_3.setObjectName(_fromUtf8("label_3"))
 78 |         self.formLayout.setWidget(2, QtGui.QFormLayout.LabelRole, self.label_3)
 79 |         self.lcdNumber = QtGui.QLCDNumber(self.groupBox)
 80 |         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Minimum)
 81 |         sizePolicy.setHorizontalStretch(0)
 82 |         sizePolicy.setVerticalStretch(0)
 83 |         sizePolicy.setHeightForWidth(self.lcdNumber.sizePolicy().hasHeightForWidth())
 84 |         self.lcdNumber.setSizePolicy(sizePolicy)
 85 |         self.lcdNumber.setMinimumSize(QtCore.QSize(100, 0))
 86 |         self.lcdNumber.setSmallDecimalPoint(True)
 87 |         self.lcdNumber.setNumDigits(4)
 88 |         self.lcdNumber.setDigitCount(4)
 89 |         self.lcdNumber.setSegmentStyle(QtGui.QLCDNumber.Flat)
 90 |         self.lcdNumber.setProperty("value", 25.0)
 91 |         self.lcdNumber.setObjectName(_fromUtf8("lcdNumber"))
 92 |         self.formLayout.setWidget(2, QtGui.QFormLayout.FieldRole, self.lcdNumber)
 93 |         self.persistenceBox = QtGui.QSpinBox(self.groupBox)
 94 |         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Fixed)
 95 |         sizePolicy.setHorizontalStretch(0)
 96 |         sizePolicy.setVerticalStretch(0)
 97 |         sizePolicy.setHeightForWidth(self.persistenceBox.sizePolicy().hasHeightForWidth())
 98 |         self.persistenceBox.setSizePolicy(sizePolicy)
 99 |         self.persistenceBox.setMinimumSize(QtCore.QSize(100, 0))
100 |         self.persistenceBox.setMinimum(1)
101 |         self.persistenceBox.setMaximum(10)
102 |         self.persistenceBox.setObjectName(_fromUtf8("persistenceBox"))
103 |         self.formLayout.setWidget(1, QtGui.QFormLayout.FieldRole, self.persistenceBox)
104 |         self.label_4 = QtGui.QLabel(self.groupBox)
105 |         self.label_4.setObjectName(_fromUtf8("label_4"))
106 |         self.formLayout.setWidget(1, QtGui.QFormLayout.LabelRole, self.label_4)
107 |         self.label_2 = QtGui.QLabel(self.groupBox)
108 |         self.label_2.setObjectName(_fromUtf8("label_2"))
109 |         self.formLayout.setWidget(3, QtGui.QFormLayout.LabelRole, self.label_2)
110 |         self.wavelength_label = QtGui.QLabel(self.groupBox)
111 |         self.wavelength_label.setObjectName(_fromUtf8("wavelength_label"))
112 |         self.formLayout.setWidget(3, QtGui.QFormLayout.FieldRole, self.wavelength_label)
113 |         self.horizontalLayout.addLayout(self.formLayout)
114 |         self.gridLayout.addWidget(self.groupBox, 1, 0, 1, 1)
115 |         self.frame = QtGui.QFrame(self.centralwidget)
116 |         sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Preferred)
117 |         sizePolicy.setHorizontalStretch(0)
118 |         sizePolicy.setVerticalStretch(0)
119 |         sizePolicy.setHeightForWidth(self.frame.sizePolicy().hasHeightForWidth())
120 |         self.frame.setSizePolicy(sizePolicy)
121 |         self.frame.setFrameShape(QtGui.QFrame.NoFrame)
122 |         self.frame.setFrameShadow(QtGui.QFrame.Plain)
123 |         self.frame.setObjectName(_fromUtf8("frame"))
124 |         self.gridLayout.addWidget(self.frame, 1, 1, 1, 1)
125 |         MainWindow.setCentralWidget(self.centralwidget)
126 |         self.menubar = QtGui.QMenuBar(MainWindow)
127 |         self.menubar.setGeometry(QtCore.QRect(0, 0, 770, 22))
128 |         self.menubar.setObjectName(_fromUtf8("menubar"))
129 |         MainWindow.setMenuBar(self.menubar)
130 | 
131 |         self.retranslateUi(MainWindow)
132 |         QtCore.QMetaObject.connectSlotsByName(MainWindow)
133 | 
134 |     def retranslateUi(self, MainWindow):
135 |         MainWindow.setWindowTitle(_translate("MainWindow", "USB4000 GUI", None))
136 |         self.groupBox.setTitle(_translate("MainWindow", "Settings", None))
137 |         self.label.setText(_translate("MainWindow", "Integration time", None))
138 |         self.label_3.setText(_translate("MainWindow", "Temperature", None))
139 |         self.label_4.setText(_translate("MainWindow", "Persistence", None))
140 |         self.label_2.setText(_translate("MainWindow", "Wavelength", None))
141 |         self.wavelength_label.setText(_translate("MainWindow", "0 nm", None))
142 | 
143 | from pyqtgraph import SpinBox, PlotWidget
144 | 


--------------------------------------------------------------------------------
/gui.py:
--------------------------------------------------------------------------------
  1 | import time 
  2 | import threading
  3 | import sys
  4 | from collections import deque
  5 | 
  6 | from PySide import QtGui
  7 | from PySide.QtCore import QTimer
  8 | from PySide.QtGui import QMainWindow, QGroupBox, QWidget, QHBoxLayout, QFormLayout
  9 | import pyqtgraph as pg
 10 | 
 11 | from oceanoptics import USB4000
 12 | import logging
 13 | 
 14 | import numpy as np
 15 | 
 16 | np.seterr(divide='ignore')
 17 | 
 18 | log = logging.getLogger('oceanoptics.gui')
 19 | 
 20 | log.setLevel(logging.CRITICAL)
 21 | 
 22 | class SpectrometerWindow(QMainWindow):
 23 |     def __init__(self, parent=None):
 24 |         # Set up everything
 25 |         QMainWindow.__init__(self, parent)
 26 |         self.setWindowTitle("USB4000 Control")
 27 | 
 28 |         self.make_main_frame()
 29 | 
 30 |         self.spectra_timer = QTimer()
 31 |         self.spectra_timer.timeout.connect(self.update_spectrum)
 32 | 
 33 |         self.temp_timer = QTimer()
 34 |         self.temp_timer.timeout.connect(self.update_temp)
 35 | 
 36 |         self.worker = Usb4000Thread()
 37 |         self.wavelength_mapping = self.worker.dev.get_wavelength_mapping()
 38 | 
 39 |         self.curves = []         
 40 |         self.persistence_sb.valueChanged.connect(self.change_persistence)
 41 |         self.change_persistence()
 42 |         
 43 |         self.background = 1
 44 |         self.bg_min = 0
 45 | 
 46 |         self.use_background = False
 47 | 
 48 |         self.abs645 = pg.InfiniteLine(angle=90, movable=False)
 49 |         self.abs663 = pg.InfiniteLine(angle=90, movable=False)
 50 | 
 51 |         self.plot.addItem(self.abs645, ignoreBounds=True)
 52 |         self.plot.addItem(self.abs663, ignoreBounds=True)
 53 |         
 54 |         self.abs645.setPos(645)
 55 |         self.abs663.setPos(663)
 56 |         
 57 |         self.conc_deque = deque(maxlen=20)
 58 | 
 59 |     def make_main_frame(self):
 60 |         self.main_frame = QWidget()
 61 |         win = pg.GraphicsWindow()
 62 |         self.crosshair_lb = pg.LabelItem(justify='right')
 63 |         win.addItem(self.crosshair_lb) 
 64 |         self.plot = win.addPlot(row=1, col=0) 
 65 |         self.plot.showGrid(x=True, y=True)
 66 |         self.right_panel = QGroupBox("Spectrometer Settings")
 67 |         
 68 |         hbox = QHBoxLayout()
 69 |         for w in [win, self.right_panel]:
 70 |             hbox.addWidget(w)
 71 | 
 72 |         form = QFormLayout()
 73 |         
 74 |         self.integration_sb = pg.SpinBox(value=0.001, bounds=(10*1e-6, 6553500*1e-6), suffix='s', siPrefix=True, \
 75 |                 dec=True, step=1)
 76 |         self.integration_sb.valueChanged.connect(self.change_integration_time)
 77 | 
 78 |         self.persistence_sb = QtGui.QSpinBox()
 79 |         self.persistence_sb.setValue(7)
 80 |         self.persistence_sb.setRange(1,10)
 81 |         self.persistence_sb.valueChanged.connect(self.change_persistence)
 82 | 
 83 |         self.take_background_btn = QtGui.QPushButton('Take background')
 84 |         self.take_background_btn.clicked.connect(self.on_take_background)
 85 |         self.conc_lb = pg.ValueLabel()
 86 | 
 87 |         self.spec_temp_lb = pg.ValueLabel()
 88 | 
 89 |         self.use_background_cb = QtGui.QCheckBox("enabled")
 90 |         self.use_background_cb.stateChanged.connect(self.on_use_background)
 91 | 
 92 |         form.addRow("Integration time", self.integration_sb)
 93 |         form.addRow("Persistence",  self.persistence_sb)
 94 |         
 95 |         form.addRow("Background", self.take_background_btn)
 96 |         form.addRow("Use background", self.use_background_cb)
 97 |         self.right_panel.setLayout(form)
 98 |         self.main_frame.setLayout(hbox)
 99 |         self.setCentralWidget(self.main_frame)
100 | 
101 |     def on_use_background(self):
102 |         if self.use_background_cb.isChecked():
103 |             self.spectra_timer.stop()
104 |             self.spectra_timer.start(500)
105 |             self.persistence_sb.setValue(1)
106 |             self.change_persistence()
107 |             self.use_background = True
108 |         else:
109 |             self.spectra_timer.stop()
110 |             self.spectra_timer.start(25)
111 |             self.use_background = False
112 | 
113 |     def process_spectrum(self, data):
114 |         if self.use_background:
115 |             res =  np.log10(self.background) - np.log10(np.array(data, dtype='float'))
116 |             self.conc_deque.append((res[1455]*20.2 + res[1539]*8.02)*0.2)
117 |             self.crosshair_lb.setText("<span style='font-size: 12pt'>Abs645=%0.3f, <span style='color: red'>Abs663=%0.3f</span>, <span style='color: green'>Conc=%0.3f</span>" % (res[1455],res[1539], np.mean(np.array(self.conc_deque)))) 
118 |             return res
119 |         else:
120 |             return np.array(data, dtype='float')
121 |     
122 |     def update_spectrum(self):
123 |         self.data_stack.append(self.worker.get_spectrum())
124 | 
125 |         for i in xrange(len(self.data_stack)):
126 |             d = self.data_stack[i]   
127 |             if d != None: 
128 |                 log.debug('plotting curve %d', i)
129 |                 if i == len(self.data_stack)-1:
130 |                     self.curves[i].setPen(color=(0, 255, 0, 255))
131 |                 else:
132 |                     self.curves[i].setPen(color=(0, 255, 0, 50))
133 |                 self.curves[i].setData(self.wavelength_mapping, self.process_spectrum(d))
134 | 
135 |     def update_temp(self):
136 |         res = self.worker.get_temp()
137 | 
138 |         if res != None:
139 |             self.spec_temp_lb.setText("value")
140 | 
141 |     def change_integration_time(self):
142 |         self.worker.set_integration_time(int(self.integration_sb.value()*1e6))
143 | 
144 |     def change_persistence(self):
145 |         self.spectra_timer.stop()
146 |         log.info('persistence changed')
147 |         # remove all curves
148 |         for i in self.curves: self.plot.removeItem(i)
149 | 
150 |         self.curves = []
151 |         # add new curves
152 |         val = self.persistence_sb.value()
153 | 
154 |         for i in xrange(val): 
155 |             log.info('added %d item', i)
156 |             self.curves.append(self.plot.plot())
157 | 
158 |         self.data_stack = deque(maxlen=val)
159 |         log.info('maxlen is %d', val)
160 |         self.spectra_timer.start(25)
161 |     
162 |     def on_take_background(self):
163 |         self.spectra_timer.stop()
164 |         self.data_stack.clear()
165 | 
166 |         bg = self.worker.get_spectrum()
167 |         self.bg_min = np.amin(bg)
168 |         self.background = np.array(bg, dtype='float')
169 |         self.spectra_timer.start(25)
170 | 
171 |     def close(self):
172 |         self.worker.join()
173 | 
174 |     def show(self):
175 |         self.temp_timer.start(1000)
176 |         self.spectra_timer.start(25)
177 |         self.worker.start()
178 |         super(QMainWindow, self).show()
179 |         
180 |     def closeEvent(self, event):
181 |         super(QMainWindow, self).closeEvent(event)
182 | 
183 | class Usb4000Thread(threading.Thread):
184 |     def __init__(self):
185 |         super(Usb4000Thread, self).__init__()
186 | 
187 |         self.dev = USB4000()
188 |         self.cmd_q = deque(maxlen=100)
189 | 
190 |         self.data = None
191 |         self.temp = None
192 | 
193 |         self.is_active = threading.Event()
194 | 
195 |     def get_spectrum(self):
196 |         # add spectrum to queue
197 |         self.cmd_q.append((self._spectrum, []))
198 | 
199 |         # and return a dataset
200 |         return self.data
201 |         
202 |     def _spectrum(self):
203 |         try:
204 |             self.data = self.dev.request_spectra()
205 |         except Exception as e:
206 |             log.error('could not request spectrum')
207 |             log.error(repr(e))
208 | 
209 |     def get_temp(self):
210 |         #self.cmd_q.clear()
211 |         self.cmd_q.append((self._temp, []))
212 |         
213 |         return self.temp
214 | 
215 |     def _temp(self):
216 |         self.temp = self.dev.read_temp()
217 |     
218 |     def set_integration_time(self, val):
219 |         self.cmd_q.clear()
220 |         self.cmd_q.append((self._integration_time, [val]))
221 | 
222 |     def _integration_time(self, val):
223 |         try:
224 |             self.dev.set_integration_time(val)
225 |         except Exception as e:
226 |             log.error('could not set integration time')
227 |             log.error(repr(e))
228 | 
229 |     def run(self):
230 |         self.is_active.set()
231 | 
232 |         while self.is_active.is_set():
233 |             try:
234 |                 cmd, args = self.cmd_q.popleft()
235 |                 cmd(*args)
236 |                 log.debug('executed command {}'.format(repr(cmd)))
237 |             except IndexError:
238 |                 time.sleep(0.05)
239 | 
240 |     def join(self):
241 |         self.is_active.clear()
242 | 
243 | # Try to create a worker thread that polls device
244 | app = QtGui.QApplication(sys.argv)
245 | 
246 | try:
247 |     ex = SpectrometerWindow()
248 |     ex.show()
249 |     app.exec_()
250 | except RuntimeError as e:
251 |     print e
252 | 
253 | 


--------------------------------------------------------------------------------
/oceanoptics.py:
--------------------------------------------------------------------------------
  1 | import logging
  2 | import usb.core
  3 | import usb.util
  4 | import struct
  5 | import numpy 
  6 | 
  7 | logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')
  8 | log = logging.getLogger('oceanoptics.hardware')
  9 | 
 10 | log.setLevel(logging.INFO)
 11 | __all__ = ['USB4000']
 12 | 
 13 | commands = { \
 14 |     0x01: ('init', 'initialize USB4000'), 
 15 |     0x02: ('set_i', 'set integration time in uS'), 
 16 |     0x03: ('set_strobe', 'set strobe enable status'), 
 17 |     0x05: ('ask', 'query information'), 
 18 |     0x06: ('write', 'write information'), 
 19 |     0x09: ('get_spectra', 'request spectra'), 
 20 |     \
 21 |     0x0A: ('set_trigger', 'set trigger mode'),
 22 |     0x0B: ('num_plugins', 'query number of plug-in accessories present'),
 23 |     0x0C: ('plugin_ids', 'query plug-in identifiers'),
 24 |     0x0D: ('detect_plugins', 'detect plug-ins'),
 25 |     \
 26 |     0x60: ('read_i2c', 'general I2C read'),
 27 |     0x61: ('write_i2c', 'general I2C write'),
 28 |     0x62: ('spi_io', 'general spi I/O'),
 29 |     0x68: ('read_psoc', 'PSOC read'),
 30 |     0x69: ('write_psoc', 'PSOC write'),
 31 |     0x6A: ('write_reg', 'write register information'),
 32 |     0x6B: ('read_reg', 'read register information'),
 33 |     0x6C: ('read_temp', 'read PCB temperature'),
 34 |     0x6D: ('read_calib', 'read irradiance calibration factors'),
 35 |     0x6E: ('write_calib', 'write irradiance calibration factors'),
 36 |     \
 37 |     0xFE: ('ask_2', 'query information')
 38 | }
 39 | 
 40 | config_regs = {\
 41 |     0: 'serial_number',
 42 |     1: '0_order_wavelength_coeff',
 43 |     2: '1_order_wavelength_coeff',
 44 |     3: '2_order_wavelength_coeff',
 45 |     4: '3_order_wavelength_coeff',
 46 |     5: 'stray_light_constant',
 47 |     6: '0_order_nonlinear_coeff',
 48 |     7: '1_order_nonlinear_coeff',
 49 |     8: '2_order_nonlinear_coeff',
 50 |     9: '3_order_nonlinear_coeff',
 51 |     10: '4_order_nonlinear_coeff',
 52 |     11: '5_order_nonlinear_coeff',
 53 |     12: '6_order_nonlinear_coeff',
 54 |     13: '7_order_nonlinear_coeff',
 55 |     14: 'polynomial_order',
 56 |     15: 'bench_configuration',
 57 |     16: 'USB4000_config',
 58 |     17: 'autonull',
 59 |     18: 'baud_rate' \
 60 | }   
 61 | 
 62 | class USB4000(object):
 63 |     '''Class representing Ocean Optics spectrometer'''
 64 |     
 65 |     idVendor = 0x2457
 66 |     idProduct = 0x1022
 67 |     
 68 |     def __new__(cls, id=0):
 69 |         avail = usb.core.find(idVendor=cls.idVendor, idProduct=cls.idProduct)
 70 | 
 71 |         if avail is None:
 72 |             raise RuntimeError('no ocean optics devices found')
 73 |         
 74 |         if isinstance(avail, list):
 75 |             print 'Got {:d} devices, taking {:d}'.format(len(avail), id)
 76 |             avail = avail[id]
 77 |         obj = super(USB4000, cls).__new__(cls)
 78 |         obj._device = avail
 79 |         return obj
 80 |     
 81 |     def __init__(self):
 82 |         log.debug('In init!')
 83 |         
 84 |         try:
 85 |             if self._device.is_kernel_driver_active(0):
 86 |                     self._device.detach_kernel_driver(0)
 87 |         except (usb.core.USBError, NotImplementedError) as e:
 88 |             log.error(repr(e))
 89 |                 
 90 |         try:
 91 |             self._device.set_configuration() # There is only one configuration
 92 |             #self._device.reset()
 93 |         except usb.core.USBError as e:
 94 |             log.fatal("could not set configuration")
 95 |             raise RuntimeError('failed to set configuration')
 96 |             
 97 |         cfg = self._device.get_active_configuration()
 98 |         
 99 |         self._cmd_w = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x01)
100 |         self._spec_hi = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x82)
101 |         self._spec_lo = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x86)
102 |         self._cmd_r = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x81)
103 |         
104 |         # initialize spectrometer
105 |         self.init()
106 |         
107 |     def init(self):
108 |         '''sends the initialization command to the USB4000 spectrometer
109 |             
110 |         This command initializes certain parameters on the USB4000 and sets internal variables
111 |         based on the USB communication speed. This command is called at object instantiation.
112 |         '''
113 |         self._cmd_w.write(struct.pack('<B', 0x01))
114 |         
115 |     def set_integration_time(self, dt):
116 |         '''sets the integration time to use by the spectrometer in microseconds
117 | 
118 |         This command sets the integration time that the USB4000 uses when acquiring spectra. The
119 |         value is passed as a 32 bit integer and has a valid range between 10 and 65,535,000 us. 
120 |         '''
121 |         log.debug('setting {} for the integration time'.format(repr(dt)))
122 |         if isinstance(dt, int):
123 | 
124 |             if dt < 10: 
125 |                 log.warning('integration time {:d} too low, setting to minimum of 10us'.format(dt))
126 |                 dt = 10 # can't integrate for less than 10 us
127 |             if dt > 65535000: # largest value of 32 bit unsigned int
128 |                 log.warning('integration time {:d} too high, setting to maximum of 65,535,000 us'.format(dt))
129 |                 dt = 65535000 # can't integrate for less than 10 us
130 |                 
131 |             cmd = struct.pack('<BI', 0x02, dt)
132 |             log.debug('Sending {:s}'.format(repr(cmd)))
133 |             return self._cmd_w.write(cmd)
134 |         
135 |         log.info('wrong type of data in set_integration_time, {}'.format(type(dt)))
136 |         
137 |     def query_config(self):
138 |         '''returns the value stored in register `reg` of the spectrometer
139 |         '''
140 |         log.info('getting configuration parameters')
141 |         
142 |         config = {}
143 |         
144 |         for x in xrange(19):
145 |             cmd = struct.pack('<2B', 0x05, x)
146 |             log.debug('Sending {:s}'.format(repr(cmd)))
147 |             self._cmd_w.write(cmd)
148 |             resp = bytearray(self._cmd_r.read(64, timeout=1000))
149 |             log.debug('config {:d} is {:s}'.format(x, repr(resp)))
150 |             
151 |             assert resp[0:2] == bytearray([0x05, x]) # Check that proper echo is returned
152 |             
153 |             log.info('{:s} : {:s}'.format(config_regs[x], resp[2:].decode('ascii', errors='ignore')))
154 |             config.update({config_regs[x] : resp[2:].decode('ascii', errors='ignore').strip('\x00')})
155 |             
156 |         return config
157 |             
158 |     def reset(self):
159 |         log.debug('resetting device')
160 |         self._device.reset()
161 |     
162 |     def read_temp(self):
163 |         log.debug('getting pcb temperature')
164 |         cmd = struct.pack('<B', 0x6C)
165 |         self._cmd_w.write(cmd)
166 |         
167 |         log.debug('sending {:s}'.format(repr(cmd)))
168 |         
169 |         resp = bytearray(self._cmd_r.read(3, timeout=1000))
170 |         log.debug('got {:s}'.format(repr(resp)))
171 |         
172 |         assert resp[0:1] == bytearray([0x08]) # Check that proper echo is returned
173 |         
174 |         t = struct.unpack('<h', resp[1:3])[0]
175 |         log.debug('temperature is {}'.format(t*0.003906))
176 |         return t*0.003906
177 |     
178 |     def firmware_version(self):
179 |         log.debug('getting firmware version')
180 |         cmd = struct.pack('<2B', 0x6B, 0x04)
181 |         log.debug('sending {:s}'.format(repr(cmd)))
182 |         self._cmd_w.write(cmd)
183 |         
184 |         resp = bytearray(self._cmd_r.read(3, timeout=200))
185 |         log.debug('got {:s}'.format(repr(resp)))
186 |         
187 |         assert resp[0:1] == bytearray([0x04]) # Check that proper echo is returned
188 |         
189 |         vers = struct.unpack('>H', resp[1:3])[0]
190 |         log.info('firmware is {:d}'.format(vers))
191 |         return vers
192 |     
193 |     def set_trigger_mode(self, mode=0):
194 |         log.debug('setting {} for the trigger mode'.format(repr(mode)))
195 |         if isinstance(mode, int):
196 |             cmd = struct.pack('<BH', 0x0A, mode)
197 |             log.debug('Sending {:s}'.format(repr(cmd)))
198 |             return self._cmd_w.write(cmd)
199 |         
200 |         log.info('wrong type of data in set_trigger_mode {}'.format(type(mode)))
201 |         
202 |     def get_wavelength_mapping(self):
203 |         # Find out how to interpret coefficients
204 |         config = self.query_config()
205 |         x0 = float(config['0_order_wavelength_coeff'])
206 |         x1 = float(config['1_order_wavelength_coeff'])
207 |         x2 = float(config['2_order_wavelength_coeff'])
208 |         x3 = float(config['3_order_wavelength_coeff'])
209 |         
210 |         def _get_wavelength_mapping(px):
211 |             return x0 + x1*px + x2*px**2 + x3*px**3
212 | 
213 |         log.info("wavelegth mapping: ")
214 |         log.info(_get_wavelength_mapping(numpy.arange(10, 3650)))
215 |         return _get_wavelength_mapping(numpy.arange(10,3650))
216 | 
217 |       
218 |     def request_spectra(self):
219 |         cmd = struct.pack('<B', 0x09)
220 |         log.debug('Requesting spectra')
221 |         log.debug('Sending {:s}'.format(repr(cmd)))
222 |         self._cmd_w.write(cmd)
223 |         
224 |         data = numpy.zeros(shape=(3840,), dtype='uint16')
225 |         
226 |         try:
227 |             data_lo = self._spec_lo.read(512*4, timeout=100)
228 |             data_hi = self._spec_hi.read(512*11, timeout=100)
229 | 
230 |             data_sync = self._spec_hi.read(1, timeout=100)
231 | 
232 |             assert struct.unpack('<B', data_sync)[0] == 0x69
233 | 
234 |             data[:1024], data[1024:] =  numpy.frombuffer(data_lo, dtype='uint16'), \
235 |                                         numpy.frombuffer(data_hi, dtype='uint16')
236 |         except AssertionError:
237 |             log.error('not synchronized')
238 |         except usb.core.USBError:
239 |             log.error('timeout on usb')
240 |         finally:
241 |             log.debug('obtained spectra')
242 | 
243 |         return data[10:3650]
244 | 
245 |     def get_status(self):
246 |         log.debug('getting status parameters')
247 |         
248 |         cmd = struct.pack('<B', 0xFE)
249 |         log.debug('Sending {:s}'.format(repr(cmd)))
250 |         self._cmd_w.write(cmd)
251 |         resp = bytearray(self._cmd_r.read(16, timeout=1000))
252 |         log.debug('status is {:s}'.format(repr(resp)))
253 |         
254 |         stat = {\
255 |             'num_pixels' : struct.unpack('<H', resp[0:2])[0],
256 |             'integration_time' : struct.unpack('<I', resp[2:6])[0],
257 |             'lamp_enable': bool(struct.unpack('<B', resp[6:7])[0]),
258 |             'trigger_mode' : struct.unpack('<B', resp[7:8])[0],
259 |             'acq_status' : struct.unpack('<B', resp[8:9])[0],
260 |             'packets_in_spectra' : struct.unpack('<B', resp[9:10])[0],
261 |             'power_down' : bool(struct.unpack('<B', resp[10:11])[0]),
262 |             'packet_count' : struct.unpack('<B', resp[11:12])[0],
263 |             'usb_speed' : struct.unpack('<B', resp[14:15])[0]
264 |         }
265 |         
266 |         return stat
267 |         
268 |     def close(self):
269 |         usb.util.dispose_resources(self._device)
270 |         
271 |     status = property(lambda self: self.get_status())
272 | 


--------------------------------------------------------------------------------
/Untitled0.ipynb:
--------------------------------------------------------------------------------
  1 | {
  2 |  "metadata": {
  3 |   "name": "Untitled0"
  4 |  },
  5 |  "nbformat": 3,
  6 |  "nbformat_minor": 0,
  7 |  "worksheets": [
  8 |   {
  9 |    "cells": [
 10 |     {
 11 |      "cell_type": "code",
 12 |      "collapsed": false,
 13 |      "input": [
 14 |       "from oceanoptics import USB4000"
 15 |      ],
 16 |      "language": "python",
 17 |      "metadata": {},
 18 |      "outputs": [],
 19 |      "prompt_number": 1
 20 |     },
 21 |     {
 22 |      "cell_type": "code",
 23 |      "collapsed": false,
 24 |      "input": [
 25 |       "dev = USB4000()"
 26 |      ],
 27 |      "language": "python",
 28 |      "metadata": {},
 29 |      "outputs": [
 30 |       {
 31 |        "output_type": "stream",
 32 |        "stream": "stderr",
 33 |        "text": [
 34 |         "2013-05-16 13:20:34,064 - DEBUG - In init!\n"
 35 |        ]
 36 |       }
 37 |      ],
 38 |      "prompt_number": 2
 39 |     },
 40 |     {
 41 |      "cell_type": "code",
 42 |      "collapsed": false,
 43 |      "input": [
 44 |       "data = dev.request_spectra()\n"
 45 |      ],
 46 |      "language": "python",
 47 |      "metadata": {},
 48 |      "outputs": [
 49 |       {
 50 |        "output_type": "stream",
 51 |        "stream": "stderr",
 52 |        "text": [
 53 |         "2013-05-16 13:20:51,522 - DEBUG - Requesting spectra\n"
 54 |        ]
 55 |       },
 56 |       {
 57 |        "output_type": "stream",
 58 |        "stream": "stderr",
 59 |        "text": [
 60 |         "2013-05-16 13:20:51,522 - DEBUG - Sending '\\t'\n"
 61 |        ]
 62 |       },
 63 |       {
 64 |        "output_type": "stream",
 65 |        "stream": "stderr",
 66 |        "text": [
 67 |         "2013-05-16 13:20:51,810 - DEBUG - obtained spectra\n"
 68 |        ]
 69 |       }
 70 |      ],
 71 |      "prompt_number": 5
 72 |     },
 73 |     {
 74 |      "cell_type": "code",
 75 |      "collapsed": false,
 76 |      "input": [
 77 |       "import numpy"
 78 |      ],
 79 |      "language": "python",
 80 |      "metadata": {},
 81 |      "outputs": [],
 82 |      "prompt_number": 6
 83 |     },
 84 |     {
 85 |      "cell_type": "code",
 86 |      "collapsed": false,
 87 |      "input": [
 88 |       "dev.set_integration_time(400000)"
 89 |      ],
 90 |      "language": "python",
 91 |      "metadata": {},
 92 |      "outputs": [
 93 |       {
 94 |        "output_type": "stream",
 95 |        "stream": "stderr",
 96 |        "text": [
 97 |         "2013-05-16 13:16:35,284 - DEBUG - setting 400000 for the integration time\n"
 98 |        ]
 99 |       },
100 |       {
101 |        "output_type": "stream",
102 |        "stream": "stderr",
103 |        "text": [
104 |         "2013-05-16 13:16:35,285 - DEBUG - Sending '\\x02\\x80\\x1a\\x06\\x00'\n"
105 |        ]
106 |       },
107 |       {
108 |        "output_type": "pyout",
109 |        "prompt_number": 17,
110 |        "text": [
111 |         "5"
112 |        ]
113 |       }
114 |      ],
115 |      "prompt_number": 17
116 |     },
117 |     {
118 |      "cell_type": "code",
119 |      "collapsed": false,
120 |      "input": [
121 |       "figure(figsize=(12,8))\n",
122 |       "plot(data)\n"
123 |      ],
124 |      "language": "python",
125 |      "metadata": {},
126 |      "outputs": [
127 |       {
128 |        "output_type": "pyout",
129 |        "prompt_number": 6,
130 |        "text": [
131 |         "[<matplotlib.lines.Line2D at 0x10da9fb50>]"
132 |        ]
133 |       },
134 |       {
135 |        "output_type": "display_data",
136 |        "png": "iVBORw0KGgoAAAANSUhEUgAAAtoAAAHcCAYAAADoXw2zAAAABHNCSVQICAgIfAhkiAAAAAlwSFlz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\nAAAASUVORK5CYII=\n",
137 |        "text": [
138 |         "<matplotlib.figure.Figure at 0x10d93a210>"
139 |        ]
140 |       }
141 |      ],
142 |      "prompt_number": 6
143 |     },
144 |     {
145 |      "cell_type": "code",
146 |      "collapsed": false,
147 |      "input": [
148 |       "dev.reset()"
149 |      ],
150 |      "language": "python",
151 |      "metadata": {},
152 |      "outputs": [
153 |       {
154 |        "output_type": "stream",
155 |        "stream": "stderr",
156 |        "text": [
157 |         "2013-05-15 22:54:40,639 - DEBUG - resetting device\n"
158 |        ]
159 |       }
160 |      ],
161 |      "prompt_number": 65
162 |     },
163 |     {
164 |      "cell_type": "code",
165 |      "collapsed": false,
166 |      "input": [
167 |       "dev.get_status()"
168 |      ],
169 |      "language": "python",
170 |      "metadata": {},
171 |      "outputs": [
172 |       {
173 |        "output_type": "stream",
174 |        "stream": "stderr",
175 |        "text": [
176 |         "2013-05-15 22:55:26,242 - DEBUG - getting status parameters\n"
177 |        ]
178 |       },
179 |       {
180 |        "output_type": "stream",
181 |        "stream": "stderr",
182 |        "text": [
183 |         "2013-05-15 22:55:26,242 - DEBUG - Sending '\\xfe'\n"
184 |        ]
185 |       },
186 |       {
187 |        "output_type": "stream",
188 |        "stream": "stderr",
189 |        "text": [
190 |         "2013-05-15 22:55:26,244 - DEBUG - status is bytearray(b\"\\x00\\x0f\\x10\\'\\x00\\x00\\x00\\x00\\x00\\x0f\\x00\\x00\\x00\\x00\\x80U\")\n"
191 |        ]
192 |       },
193 |       {
194 |        "output_type": "pyout",
195 |        "prompt_number": 70,
196 |        "text": [
197 |         "{'acq_status': 0,\n",
198 |         " 'integration_time': 10000,\n",
199 |         " 'lamp_enable': False,\n",
200 |         " 'num_pixels': 3840,\n",
201 |         " 'packet_count': 0,\n",
202 |         " 'packets_in_spectra': 15,\n",
203 |         " 'power_down': False,\n",
204 |         " 'trigger_mode': 0,\n",
205 |         " 'usb_speed': 128}"
206 |        ]
207 |       }
208 |      ],
209 |      "prompt_number": 70
210 |     },
211 |     {
212 |      "cell_type": "code",
213 |      "collapsed": false,
214 |      "input": [],
215 |      "language": "python",
216 |      "metadata": {},
217 |      "outputs": []
218 |     }
219 |    ],
220 |    "metadata": {}
221 |   }
222 |  ]
223 | }


--------------------------------------------------------------------------------
/Driver.ipynb:
--------------------------------------------------------------------------------
  1 | {
  2 |  "metadata": {
  3 |   "name": "Driver"
  4 |  },
  5 |  "nbformat": 3,
  6 |  "nbformat_minor": 0,
  7 |  "worksheets": [
  8 |   {
  9 |    "cells": [
 10 |     {
 11 |      "cell_type": "code",
 12 |      "collapsed": false,
 13 |      "input": [
 14 |       "import logging\n",
 15 |       "logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')\n",
 16 |       "logging.debug('This is a log message.')"
 17 |      ],
 18 |      "language": "python",
 19 |      "metadata": {},
 20 |      "outputs": [
 21 |       {
 22 |        "output_type": "stream",
 23 |        "stream": "stderr",
 24 |        "text": [
 25 |         "2013-05-15 20:10:08,090 - DEBUG - This is a log message.\n"
 26 |        ]
 27 |       }
 28 |      ],
 29 |      "prompt_number": 2
 30 |     },
 31 |     {
 32 |      "cell_type": "code",
 33 |      "collapsed": false,
 34 |      "input": [
 35 |       "import usb.core\n",
 36 |       "import usb.util\n",
 37 |       "import struct\n",
 38 |       "import time\n",
 39 |       "\n",
 40 |       "commands = { \\\n",
 41 |       "    0x01: ('init', 'initialize USB4000'), \n",
 42 |       "    0x02: ('set_i', 'set integration time in uS'), \n",
 43 |       "    0x03: ('set_strobe', 'set strobe enable status'), \n",
 44 |       "    0x05: ('ask', 'query information'), \n",
 45 |       "    0x06: ('write', 'write information'), \n",
 46 |       "    0x09: ('get_spectra', 'request spectra'), \n",
 47 |       "    \\\n",
 48 |       "    0x0A: ('set_trigger', 'set trigger mode'),\n",
 49 |       "    0x0B: ('num_plugins', 'query number of plug-in accessories present'),\n",
 50 |       "    0x0C: ('plugin_ids', 'query plug-in identifiers'),\n",
 51 |       "    0x0D: ('detect_plugins', 'detect plug-ins'),\n",
 52 |       "    \\\n",
 53 |       "    0x60: ('read_i2c', 'general I2C read'),\n",
 54 |       "    0x61: ('write_i2c', 'general I2C write'),\n",
 55 |       "    0x62: ('spi_io', 'general spi I/O'),\n",
 56 |       "    0x68: ('read_psoc', 'PSOC read'),\n",
 57 |       "    0x69: ('write_psoc', 'PSOC write'),\n",
 58 |       "    0x6A: ('write_reg', 'write register information'),\n",
 59 |       "    0x6B: ('read_reg', 'read register information'),\n",
 60 |       "    0x6C: ('read_temp', 'read PCB temperature'),\n",
 61 |       "    0x6D: ('read_calib', 'read irradiance calibration factors'),\n",
 62 |       "    0x6E: ('write_calib', 'write irradiance calibration factors'),\n",
 63 |       "    \\\n",
 64 |       "    0xFE: ('ask_2', 'query information')\n",
 65 |       "}\n",
 66 |       "\n",
 67 |       "config_regs = {\\\n",
 68 |       "    0: 'serial_number',\n",
 69 |       "    1: '0_order_wavelength_coeff',\n",
 70 |       "    2: '1_order_wavelength_coeff',\n",
 71 |       "    3: '2_order_wavelength_coeff',\n",
 72 |       "    4: '3_order_wavelength_coeff',\n",
 73 |       "    5: 'stray_light_constant',\n",
 74 |       "    6: '0_order_nonlinear_coeff',\n",
 75 |       "    7: '1_order_nonlinear_coeff',\n",
 76 |       "    8: '2_order_nonlinear_coeff',\n",
 77 |       "    9: '3_order_nonlinear_coeff',\n",
 78 |       "    10: '4_order_nonlinear_coeff',\n",
 79 |       "    11: '5_order_nonlinear_coeff',\n",
 80 |       "    12: '6_order_nonlinear_coeff',\n",
 81 |       "    13: '7_order_nonlinear_coeff',\n",
 82 |       "    14: 'polynomial_order',\n",
 83 |       "    15: 'bench_configuration',\n",
 84 |       "    16: 'USB4000_config',\n",
 85 |       "    17: 'autonull',\n",
 86 |       "    18: 'baud_rate' \\\n",
 87 |       "}   \n",
 88 |       "\n",
 89 |       "class USB4000(object):\n",
 90 |       "    '''Class representing Ocean Optics spectrometer'''\n",
 91 |       "    \n",
 92 |       "    idVendor = 0x2457\n",
 93 |       "    idProduct = 0x1022\n",
 94 |       "    \n",
 95 |       "    def __new__(cls, id=0):\n",
 96 |       "        avail = usb.core.find(idVendor=cls.idVendor, idProduct=cls.idProduct)\n",
 97 |       "        if avail is None:\n",
 98 |       "            raise RuntimeError('no ocean optics devices found')\n",
 99 |       "        \n",
100 |       "        if isinstance(avail, list):\n",
101 |       "            print 'Got {:d} devices, taking {:d}'.format(len(avail), id)\n",
102 |       "            avail = avail[id]\n",
103 |       "        obj = super(USB4000, cls).__new__(cls)\n",
104 |       "        obj._device = avail\n",
105 |       "        return obj\n",
106 |       "    \n",
107 |       "    def __init__(self, debug=False):\n",
108 |       "        logging.debug('In init!')\n",
109 |       "        \n",
110 |       "        if self._device.is_kernel_driver_active(0):\n",
111 |       "            try:\n",
112 |       "                self._device.detach_kernel_driver(0)\n",
113 |       "            except usb.core.USBError as e:\n",
114 |       "                logging.fatal(\"Could not detatch kernel driver: %s\" % str(e))\n",
115 |       "                raise e\n",
116 |       "                \n",
117 |       "        try:\n",
118 |       "            self._device.set_configuration() # There is only one configuration\n",
119 |       "            self._device.reset()\n",
120 |       "        except usb.core.USBError as e:\n",
121 |       "            logging.fatal(\"could not set configuration\" % str(e))\n",
122 |       "            raise e\n",
123 |       "            \n",
124 |       "        cfg = self._device.get_active_configuration()\n",
125 |       "        \n",
126 |       "        self._cmd_w = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x01)\n",
127 |       "        self._spec_lo = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x82)\n",
128 |       "        self._spec_hi = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x86)\n",
129 |       "        self._cmd_r = usb.util.find_descriptor(cfg[(0,0)], bEndpointAddress=0x81)\n",
130 |       "        \n",
131 |       "        # initialize spectrometer\n",
132 |       "        self.init()\n",
133 |       "        \n",
134 |       "    def init(self):\n",
135 |       "        '''sends the initialization command to the USB4000 spectrometer\n",
136 |       "            \n",
137 |       "        This command initializes certain parameters on the USB4000 and sets internal variables\n",
138 |       "        based on the USB communication speed. This command is called at object instantiation.\n",
139 |       "        '''\n",
140 |       "        self._cmd_w.write(struct.pack('<B', 0x01))\n",
141 |       "        \n",
142 |       "    def set_integration_time(self, dt):\n",
143 |       "        '''sets the integration time to use by the spectrometer in microseconds\n",
144 |       "\n",
145 |       "        This command sets the integration time that the USB4000 uses when acquiring spectra. The\n",
146 |       "        value is passed as a 32 bit integer and has a valid range between 10 and 65,535,000 us. \n",
147 |       "        '''\n",
148 |       "        logging.debug('setting {} for the integration time'.format(repr(dt)))\n",
149 |       "        if isinstance(dt, int):\n",
150 |       "\n",
151 |       "            if dt < 10: \n",
152 |       "                logging.warning('integration time {:d} too low, setting to minimum of 10us'.format(dt))\n",
153 |       "                dt = 10 # can't integrate for less than 10 us\n",
154 |       "            if dt > 65535000: # largest value of 32 bit unsigned int\n",
155 |       "                logging.warning('integration time {:d} too high, setting to maximum of 65,535,000 us'.format(dt))\n",
156 |       "                dt = 65535000 # can't integrate for less than 10 us\n",
157 |       "                \n",
158 |       "            cmd = struct.pack('<BI', 0x02, dt)\n",
159 |       "            logging.debug('Sending {:s}'.format(repr(cmd)))\n",
160 |       "            return self._cmd_w.write(cmd)\n",
161 |       "        \n",
162 |       "        logging.info('wrong type of data in set_integration_time, {}'.format(type(dt)))\n",
163 |       "        \n",
164 |       "    def query_config(self):\n",
165 |       "        '''returns the value stored in register `reg` of the spectrometer\n",
166 |       "        '''\n",
167 |       "        logging.debug('getting configuration parameters')\n",
168 |       "        \n",
169 |       "        config = {}\n",
170 |       "        \n",
171 |       "        for x in xrange(19):\n",
172 |       "            cmd = struct.pack('<2B', 0x05, x)\n",
173 |       "            logging.debug('Sending {:s}'.format(repr(cmd)))\n",
174 |       "            self._cmd_w.write(cmd)\n",
175 |       "            resp = bytearray(self._cmd_r.read(64, timeout=1000))\n",
176 |       "            logging.debug('config {:d} is {:s}'.format(x, repr(resp)))\n",
177 |       "            \n",
178 |       "            assert resp[0:2] == bytearray([0x05, x]) # Check that proper echo is returned\n",
179 |       "            \n",
180 |       "            logging.info('{:s} : {:s}'.format(config_regs[x], resp[2:].decode('ascii', errors='ignore')))\n",
181 |       "            config.update({config_regs[x] : resp[2:].decode('ascii', errors='ignore').strip('\\x00')})\n",
182 |       "            \n",
183 |       "        return config\n",
184 |       "            \n",
185 |       "    def reset(self):\n",
186 |       "        logging.debug('resetting device')\n",
187 |       "        self._device.reset()\n",
188 |       "    \n",
189 |       "    def read_temp(self):\n",
190 |       "        logging.debug('getting pcb temperature')\n",
191 |       "        cmd = struct.pack('<B', 0x6C)\n",
192 |       "        self._cmd_w.write(cmd)\n",
193 |       "        \n",
194 |       "        logging.debug('sending {:s}'.format(repr(cmd)))\n",
195 |       "        \n",
196 |       "        resp = bytearray(self._cmd_r.read(3, timeout=1000))\n",
197 |       "        logging.debug('got {:s}'.format(repr(resp)))\n",
198 |       "        \n",
199 |       "        assert resp[0:1] == bytearray([0x08]) # Check that proper echo is returned\n",
200 |       "        \n",
201 |       "        t = struct.unpack('<h', resp[1:3])[0]\n",
202 |       "        logging.info('temperature is {}'.format(t*0.003906))\n",
203 |       "        return t*0.003906\n",
204 |       "    \n",
205 |       "    def firmware_version(self):\n",
206 |       "        logging.debug('getting firmware version')\n",
207 |       "        cmd = struct.pack('<2B', 0x6B, 0x04)\n",
208 |       "        logging.debug('sending {:s}'.format(repr(cmd)))\n",
209 |       "        self._cmd_w.write(cmd)\n",
210 |       "        \n",
211 |       "        resp = bytearray(self._cmd_r.read(3, timeout=200))\n",
212 |       "        logging.debug('got {:s}'.format(repr(resp)))\n",
213 |       "        \n",
214 |       "        #assert resp[0:1] == bytearray([0x04]) # Check that proper echo is returned\n",
215 |       "        \n",
216 |       "        vers = struct.unpack('>H', resp[1:3])[0]\n",
217 |       "        logging.info('firmware is {:d}'.format(vers))\n",
218 |       "        return vers\n",
219 |       "    \n",
220 |       "    def set_trigger_mode(self, mode=0):\n",
221 |       "        logging.debug('setting {} for the trigger mode'.format(repr(mode)))\n",
222 |       "        if isinstance(mode, int):\n",
223 |       "            cmd = struct.pack('<BH', 0x0A, mode)\n",
224 |       "            logging.debug('Sending {:s}'.format(repr(cmd)))\n",
225 |       "            return self._cmd_w.write(cmd)\n",
226 |       "        \n",
227 |       "        logging.info('wrong type of data in set_trigger_mode {}'.format(type(mode)))\n",
228 |       "        \n",
229 |       "      \n",
230 |       "    def request_spectra(self):\n",
231 |       "        cmd = struct.pack('<B', 0x09)\n",
232 |       "        logging.debug('Requesting spectra')\n",
233 |       "        logging.debug('Sending {:s}'.format(repr(cmd)))\n",
234 |       "        self._cmd_w.write(cmd)\n",
235 |       "        \n",
236 |       "        packets = {}\n",
237 |       "        for i in xrange(4):\n",
238 |       "            packets[i] = self._spec_lo.read(512, timeout=3000)\n",
239 |       "        \n",
240 |       "        for i in xrange(4, 15):\n",
241 |       "            packets[i] = self._spec_hi.read(512, timeout=3000)\n",
242 |       "        \n",
243 |       "        data_sync = self._spec_hi.read(1)\n",
244 |       "        \n",
245 |       "        assert data_sync == 0x69\n",
246 |       "        \n",
247 |       "        logging.debug('obtained spectra')\n",
248 |       "        return None\n",
249 |       "        #return bytearray(data_lo) + bytearray(data_hi)\n",
250 |       "\n",
251 |       "    def get_status(self):\n",
252 |       "        logging.debug('getting status parameters')\n",
253 |       "        \n",
254 |       "        cmd = struct.pack('<B', 0xFE)\n",
255 |       "        logging.debug('Sending {:s}'.format(repr(cmd)))\n",
256 |       "        self._cmd_w.write(cmd)\n",
257 |       "        resp = bytearray(self._cmd_r.read(16, timeout=1000))\n",
258 |       "        logging.debug('status is {:s}'.format(repr(resp)))\n",
259 |       "        \n",
260 |       "        stat = {\\\n",
261 |       "            'num_pixels' : struct.unpack('<H', resp[0:2])[0],\n",
262 |       "            'integration_time' : struct.unpack('<I', resp[2:6])[0],\n",
263 |       "            'lamp_enable': bool(struct.unpack('<B', resp[6:7])[0]),\n",
264 |       "            'trigger_mode' : struct.unpack('<B', resp[7:8])[0],\n",
265 |       "            'acq_status' : struct.unpack('<B', resp[8:9])[0],\n",
266 |       "            'packets_in_spectra' : struct.unpack('<B', resp[9:10])[0],\n",
267 |       "            'power_down' : bool(struct.unpack('<B', resp[10:11])[0]),\n",
268 |       "            'packet_count' : struct.unpack('<B', resp[11:12])[0],\n",
269 |       "            'usb_speed' : struct.unpack('<B', resp[14:15])[0]\n",
270 |       "        }\n",
271 |       "        \n",
272 |       "        return stat\n",
273 |       "        \n",
274 |       "    def __del__(self):\n",
275 |       "        logging.debug('getting rid of resources')\n",
276 |       "        usb.util.dispose_resources(self._device)\n",
277 |       "  \n",
278 |       "    status = property(lambda self: self.get_status())"
279 |      ],
280 |      "language": "python",
281 |      "metadata": {},
282 |      "outputs": [],
283 |      "prompt_number": 1
284 |     },
285 |     {
286 |      "cell_type": "code",
287 |      "collapsed": false,
288 |      "input": [
289 |       "dev = USB4000()"
290 |      ],
291 |      "language": "python",
292 |      "metadata": {},
293 |      "outputs": [
294 |       {
295 |        "output_type": "stream",
296 |        "stream": "stderr",
297 |        "text": [
298 |         "2013-05-15 20:10:21,701 - DEBUG - In init!\n"
299 |        ]
300 |       }
301 |      ],
302 |      "prompt_number": 4
303 |     },
304 |     {
305 |      "cell_type": "code",
306 |      "collapsed": false,
307 |      "input": [
308 |       "dev.set_integration_time(10000)"
309 |      ],
310 |      "language": "python",
311 |      "metadata": {},
312 |      "outputs": [
313 |       {
314 |        "output_type": "stream",
315 |        "stream": "stderr",
316 |        "text": [
317 |         "2013-05-15 20:12:38,659 - DEBUG - setting 10000 for the integration time\n"
318 |        ]
319 |       },
320 |       {
321 |        "output_type": "stream",
322 |        "stream": "stderr",
323 |        "text": [
324 |         "2013-05-15 20:12:38,660 - DEBUG - Sending \"\\x02\\x10'\\x00\\x00\"\n"
325 |        ]
326 |       },
327 |       {
328 |        "output_type": "pyout",
329 |        "prompt_number": 11,
330 |        "text": [
331 |         "5"
332 |        ]
333 |       }
334 |      ],
335 |      "prompt_number": 11
336 |     },
337 |     {
338 |      "cell_type": "code",
339 |      "collapsed": false,
340 |      "input": [
341 |       "del dev"
342 |      ],
343 |      "language": "python",
344 |      "metadata": {},
345 |      "outputs": [],
346 |      "prompt_number": 44
347 |     },
348 |     {
349 |      "cell_type": "code",
350 |      "collapsed": false,
351 |      "input": [
352 |       "dev.query_config()"
353 |      ],
354 |      "language": "python",
355 |      "metadata": {},
356 |      "outputs": [
357 |       {
358 |        "output_type": "stream",
359 |        "stream": "stderr",
360 |        "text": [
361 |         "2013-05-15 20:15:54,845 - DEBUG - getting configuration parameters\n"
362 |        ]
363 |       },
364 |       {
365 |        "output_type": "stream",
366 |        "stream": "stderr",
367 |        "text": [
368 |         "2013-05-15 20:15:54,846 - DEBUG - Sending '\\x05\\x00'\n"
369 |        ]
370 |       },
371 |       {
372 |        "ename": "USBError",
373 |        "evalue": "[Errno 60] Operation timed out",
374 |        "output_type": "pyerr",
375 |        "traceback": [
376 |         "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[0;31mUSBError\u001b[0m                                  Traceback (most recent call last)",
377 |         "\u001b[0;32m<ipython-input-20-a7f1505c509d>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mdev\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mquery_config\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
378 |         "\u001b[0;32m<ipython-input-1-5ea1cc111ba1>\u001b[0m in \u001b[0;36mquery_config\u001b[0;34m(self)\u001b[0m\n\u001b[1;32m    136\u001b[0m             \u001b[0mcmd\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mstruct\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mpack\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'<2B'\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;36m0x05\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mx\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    137\u001b[0m             \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'Sending {:s}'\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mrepr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 138\u001b[0;31m             \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_cmd_w\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    139\u001b[0m             \u001b[0mresp\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mbytearray\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_cmd_r\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mread\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;36m64\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0;36m1000\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    140\u001b[0m             \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'config {:d} is {:s}'\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mx\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mrepr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mresp\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
379 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mwrite\u001b[0;34m(self, data, timeout)\u001b[0m\n\u001b[1;32m    286\u001b[0m         \u001b[0mFor\u001b[0m \u001b[0mdetails\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msee\u001b[0m \u001b[0mthe\u001b[0m \u001b[0mDevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0mmethod\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    287\u001b[0m         \"\"\"\n\u001b[0;32m--> 288\u001b[0;31m         \u001b[0;32mreturn\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbEndpointAddress\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mdata\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0minterface\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    289\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    290\u001b[0m     \u001b[0;32mdef\u001b[0m \u001b[0mread\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msize\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mNone\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
380 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mwrite\u001b[0;34m(self, endpoint, data, interface, timeout)\u001b[0m\n\u001b[1;32m    624\u001b[0m                 \u001b[0mintf\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbInterfaceNumber\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    625\u001b[0m                 \u001b[0m_interop\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mas_array\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mdata\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 626\u001b[0;31m                 \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m__get_timeout\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    627\u001b[0m             )\n\u001b[1;32m    628\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
381 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36mbulk_write\u001b[0;34m(self, dev_handle, ep, intf, data, timeout)\u001b[0m\n\u001b[1;32m    530\u001b[0m                             \u001b[0mintf\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    531\u001b[0m                             \u001b[0mdata\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 532\u001b[0;31m                             timeout)\n\u001b[0m\u001b[1;32m    533\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    534\u001b[0m     \u001b[0;34m@\u001b[0m\u001b[0mmethodtrace\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_logger\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
382 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m__write\u001b[0;34m(self, fn, dev_handle, ep, intf, data, timeout)\u001b[0m\n\u001b[1;32m    629\u001b[0m         \u001b[0;31m# do not assume LIBUSB_ERROR_TIMEOUT means no I/O.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    630\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0;32mnot\u001b[0m \u001b[0;34m(\u001b[0m\u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m \u001b[0;32mand\u001b[0m \u001b[0mretval\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0mLIBUSB_ERROR_TIMEOUT\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 631\u001b[0;31m             \u001b[0m_check\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mretval\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    632\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    633\u001b[0m         \u001b[0;32mreturn\u001b[0m \u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
383 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m_check\u001b[0;34m(retval)\u001b[0m\n\u001b[1;32m    401\u001b[0m            \u001b[0;32mfrom\u001b[0m \u001b[0musb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mcore\u001b[0m \u001b[0;32mimport\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    402\u001b[0m            \u001b[0mret\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 403\u001b[0;31m            \u001b[0;32mraise\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_str_error\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mret\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0m_libusb_errno\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    404\u001b[0m     \u001b[0;32mreturn\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    405\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
384 |         "\u001b[0;31mUSBError\u001b[0m: [Errno 60] Operation timed out"
385 |        ]
386 |       }
387 |      ],
388 |      "prompt_number": 20
389 |     },
390 |     {
391 |      "cell_type": "code",
392 |      "collapsed": false,
393 |      "input": [
394 |       "dev.request_spectra()"
395 |      ],
396 |      "language": "python",
397 |      "metadata": {},
398 |      "outputs": [
399 |       {
400 |        "output_type": "stream",
401 |        "stream": "stderr",
402 |        "text": [
403 |         "2013-05-15 20:15:46,995 - DEBUG - Requesting spectra\n"
404 |        ]
405 |       },
406 |       {
407 |        "output_type": "stream",
408 |        "stream": "stderr",
409 |        "text": [
410 |         "2013-05-15 20:15:46,995 - DEBUG - Sending '\\t'\n"
411 |        ]
412 |       },
413 |       {
414 |        "ename": "USBError",
415 |        "evalue": "[Errno 60] Operation timed out",
416 |        "output_type": "pyerr",
417 |        "traceback": [
418 |         "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[0;31mUSBError\u001b[0m                                  Traceback (most recent call last)",
419 |         "\u001b[0;32m<ipython-input-19-e48d3db2c7b5>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mdev\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mrequest_spectra\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
420 |         "\u001b[0;32m<ipython-input-1-5ea1cc111ba1>\u001b[0m in \u001b[0;36mrequest_spectra\u001b[0;34m(self)\u001b[0m\n\u001b[1;32m    196\u001b[0m         \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'Requesting spectra'\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    197\u001b[0m         \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'Sending {:s}'\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mrepr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 198\u001b[0;31m         \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_cmd_w\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    199\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    200\u001b[0m         \u001b[0mpackets\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0;34m{\u001b[0m\u001b[0;34m}\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
421 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mwrite\u001b[0;34m(self, data, timeout)\u001b[0m\n\u001b[1;32m    286\u001b[0m         \u001b[0mFor\u001b[0m \u001b[0mdetails\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msee\u001b[0m \u001b[0mthe\u001b[0m \u001b[0mDevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0mmethod\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    287\u001b[0m         \"\"\"\n\u001b[0;32m--> 288\u001b[0;31m         \u001b[0;32mreturn\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbEndpointAddress\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mdata\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0minterface\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    289\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    290\u001b[0m     \u001b[0;32mdef\u001b[0m \u001b[0mread\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msize\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mNone\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
422 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mwrite\u001b[0;34m(self, endpoint, data, interface, timeout)\u001b[0m\n\u001b[1;32m    624\u001b[0m                 \u001b[0mintf\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbInterfaceNumber\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    625\u001b[0m                 \u001b[0m_interop\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mas_array\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mdata\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 626\u001b[0;31m                 \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m__get_timeout\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    627\u001b[0m             )\n\u001b[1;32m    628\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
423 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36mbulk_write\u001b[0;34m(self, dev_handle, ep, intf, data, timeout)\u001b[0m\n\u001b[1;32m    530\u001b[0m                             \u001b[0mintf\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    531\u001b[0m                             \u001b[0mdata\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 532\u001b[0;31m                             timeout)\n\u001b[0m\u001b[1;32m    533\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    534\u001b[0m     \u001b[0;34m@\u001b[0m\u001b[0mmethodtrace\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_logger\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
424 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m__write\u001b[0;34m(self, fn, dev_handle, ep, intf, data, timeout)\u001b[0m\n\u001b[1;32m    629\u001b[0m         \u001b[0;31m# do not assume LIBUSB_ERROR_TIMEOUT means no I/O.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    630\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0;32mnot\u001b[0m \u001b[0;34m(\u001b[0m\u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m \u001b[0;32mand\u001b[0m \u001b[0mretval\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0mLIBUSB_ERROR_TIMEOUT\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 631\u001b[0;31m             \u001b[0m_check\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mretval\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    632\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    633\u001b[0m         \u001b[0;32mreturn\u001b[0m \u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
425 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m_check\u001b[0;34m(retval)\u001b[0m\n\u001b[1;32m    401\u001b[0m            \u001b[0;32mfrom\u001b[0m \u001b[0musb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mcore\u001b[0m \u001b[0;32mimport\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    402\u001b[0m            \u001b[0mret\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 403\u001b[0;31m            \u001b[0;32mraise\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_str_error\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mret\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0m_libusb_errno\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    404\u001b[0m     \u001b[0;32mreturn\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    405\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
426 |         "\u001b[0;31mUSBError\u001b[0m: [Errno 60] Operation timed out"
427 |        ]
428 |       }
429 |      ],
430 |      "prompt_number": 19
431 |     },
432 |     {
433 |      "cell_type": "code",
434 |      "collapsed": false,
435 |      "input": [
436 |       "dev.firmware_version()"
437 |      ],
438 |      "language": "python",
439 |      "metadata": {},
440 |      "outputs": [
441 |       {
442 |        "output_type": "stream",
443 |        "stream": "stderr",
444 |        "text": [
445 |         "2013-05-15 20:10:37,631 - DEBUG - getting firmware version\n"
446 |        ]
447 |       },
448 |       {
449 |        "output_type": "stream",
450 |        "stream": "stderr",
451 |        "text": [
452 |         "2013-05-15 20:10:37,631 - DEBUG - sending 'k\\x04'\n"
453 |        ]
454 |       },
455 |       {
456 |        "output_type": "stream",
457 |        "stream": "stderr",
458 |        "text": [
459 |         "2013-05-15 20:10:37,634 - DEBUG - got bytearray(b'\\x000\\x10')\n"
460 |        ]
461 |       },
462 |       {
463 |        "output_type": "stream",
464 |        "stream": "stderr",
465 |        "text": [
466 |         "2013-05-15 20:10:37,635 - INFO - firmware is 12304\n"
467 |        ]
468 |       },
469 |       {
470 |        "output_type": "pyout",
471 |        "prompt_number": 7,
472 |        "text": [
473 |         "12304"
474 |        ]
475 |       }
476 |      ],
477 |      "prompt_number": 7
478 |     },
479 |     {
480 |      "cell_type": "code",
481 |      "collapsed": false,
482 |      "input": [
483 |       "dev.read_temp()"
484 |      ],
485 |      "language": "python",
486 |      "metadata": {},
487 |      "outputs": [
488 |       {
489 |        "output_type": "stream",
490 |        "stream": "stderr",
491 |        "text": [
492 |         "2013-05-15 20:13:54,268 - DEBUG - getting pcb temperature\n"
493 |        ]
494 |       },
495 |       {
496 |        "ename": "USBError",
497 |        "evalue": "[Errno 60] Operation timed out",
498 |        "output_type": "pyerr",
499 |        "traceback": [
500 |         "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[0;31mUSBError\u001b[0m                                  Traceback (most recent call last)",
501 |         "\u001b[0;32m<ipython-input-18-c9f4eafad3c0>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mdev\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mread_temp\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
502 |         "\u001b[0;32m<ipython-input-1-5ea1cc111ba1>\u001b[0m in \u001b[0;36mread_temp\u001b[0;34m(self)\u001b[0m\n\u001b[1;32m    154\u001b[0m         \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'getting pcb temperature'\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    155\u001b[0m         \u001b[0mcmd\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mstruct\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mpack\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'<B'\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;36m0x6C\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 156\u001b[0;31m         \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_cmd_w\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    157\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    158\u001b[0m         \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'sending {:s}'\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mrepr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
503 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mwrite\u001b[0;34m(self, data, timeout)\u001b[0m\n\u001b[1;32m    286\u001b[0m         \u001b[0mFor\u001b[0m \u001b[0mdetails\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msee\u001b[0m \u001b[0mthe\u001b[0m \u001b[0mDevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0mmethod\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    287\u001b[0m         \"\"\"\n\u001b[0;32m--> 288\u001b[0;31m         \u001b[0;32mreturn\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbEndpointAddress\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mdata\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0minterface\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    289\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    290\u001b[0m     \u001b[0;32mdef\u001b[0m \u001b[0mread\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msize\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mNone\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
504 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mwrite\u001b[0;34m(self, endpoint, data, interface, timeout)\u001b[0m\n\u001b[1;32m    624\u001b[0m                 \u001b[0mintf\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbInterfaceNumber\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    625\u001b[0m                 \u001b[0m_interop\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mas_array\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mdata\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 626\u001b[0;31m                 \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m__get_timeout\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    627\u001b[0m             )\n\u001b[1;32m    628\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
505 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36mbulk_write\u001b[0;34m(self, dev_handle, ep, intf, data, timeout)\u001b[0m\n\u001b[1;32m    530\u001b[0m                             \u001b[0mintf\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    531\u001b[0m                             \u001b[0mdata\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 532\u001b[0;31m                             timeout)\n\u001b[0m\u001b[1;32m    533\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    534\u001b[0m     \u001b[0;34m@\u001b[0m\u001b[0mmethodtrace\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_logger\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
506 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m__write\u001b[0;34m(self, fn, dev_handle, ep, intf, data, timeout)\u001b[0m\n\u001b[1;32m    629\u001b[0m         \u001b[0;31m# do not assume LIBUSB_ERROR_TIMEOUT means no I/O.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    630\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0;32mnot\u001b[0m \u001b[0;34m(\u001b[0m\u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m \u001b[0;32mand\u001b[0m \u001b[0mretval\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0mLIBUSB_ERROR_TIMEOUT\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 631\u001b[0;31m             \u001b[0m_check\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mretval\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    632\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    633\u001b[0m         \u001b[0;32mreturn\u001b[0m \u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
507 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m_check\u001b[0;34m(retval)\u001b[0m\n\u001b[1;32m    401\u001b[0m            \u001b[0;32mfrom\u001b[0m \u001b[0musb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mcore\u001b[0m \u001b[0;32mimport\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    402\u001b[0m            \u001b[0mret\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 403\u001b[0;31m            \u001b[0;32mraise\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_str_error\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mret\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0m_libusb_errno\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    404\u001b[0m     \u001b[0;32mreturn\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    405\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
508 |         "\u001b[0;31mUSBError\u001b[0m: [Errno 60] Operation timed out"
509 |        ]
510 |       }
511 |      ],
512 |      "prompt_number": 18
513 |     },
514 |     {
515 |      "cell_type": "code",
516 |      "collapsed": false,
517 |      "input": [
518 |       "dev.reset()"
519 |      ],
520 |      "language": "python",
521 |      "metadata": {},
522 |      "outputs": [
523 |       {
524 |        "output_type": "stream",
525 |        "stream": "stderr",
526 |        "text": [
527 |         "2013-05-15 20:08:25,088 - DEBUG - resetting device\n"
528 |        ]
529 |       }
530 |      ],
531 |      "prompt_number": 39
532 |     },
533 |     {
534 |      "cell_type": "code",
535 |      "collapsed": false,
536 |      "input": [
537 |       "dev.status"
538 |      ],
539 |      "language": "python",
540 |      "metadata": {},
541 |      "outputs": [
542 |       {
543 |        "output_type": "stream",
544 |        "stream": "stderr",
545 |        "text": [
546 |         "2013-05-15 20:13:13,072 - DEBUG - getting status parameters\n"
547 |        ]
548 |       },
549 |       {
550 |        "output_type": "stream",
551 |        "stream": "stderr",
552 |        "text": [
553 |         "2013-05-15 20:13:13,073 - DEBUG - Sending '\\xfe'\n"
554 |        ]
555 |       },
556 |       {
557 |        "ename": "USBError",
558 |        "evalue": "[Errno 60] Operation timed out",
559 |        "output_type": "pyerr",
560 |        "traceback": [
561 |         "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[0;31mUSBError\u001b[0m                                  Traceback (most recent call last)",
562 |         "\u001b[0;32m<ipython-input-17-2f4f9394cb27>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mdev\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mstatus\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
563 |         "\u001b[0;32m<ipython-input-1-5ea1cc111ba1>\u001b[0m in \u001b[0;36m<lambda>\u001b[0;34m(self)\u001b[0m\n\u001b[1;32m    239\u001b[0m         \u001b[0musb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mutil\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdispose_resources\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_device\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    240\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 241\u001b[0;31m     \u001b[0mstatus\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mproperty\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;32mlambda\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m:\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mget_status\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
564 |         "\u001b[0;32m<ipython-input-1-5ea1cc111ba1>\u001b[0m in \u001b[0;36mget_status\u001b[0;34m(self)\u001b[0m\n\u001b[1;32m    219\u001b[0m         \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'Sending {:s}'\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mrepr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    220\u001b[0m         \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_cmd_w\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 221\u001b[0;31m         \u001b[0mresp\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mbytearray\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_cmd_r\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mread\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;36m16\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0;36m1000\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    222\u001b[0m         \u001b[0mlogging\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'status is {:s}'\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mrepr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mresp\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    223\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
565 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mread\u001b[0;34m(self, size, timeout)\u001b[0m\n\u001b[1;32m    299\u001b[0m         \u001b[0mFor\u001b[0m \u001b[0mdetails\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msee\u001b[0m \u001b[0mthe\u001b[0m \u001b[0mDevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mread\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m \u001b[0mmethod\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    300\u001b[0m         \"\"\"\n\u001b[0;32m--> 301\u001b[0;31m         \u001b[0;32mreturn\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdevice\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mread\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbEndpointAddress\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msize\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0minterface\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    302\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    303\u001b[0m \u001b[0;32mclass\u001b[0m \u001b[0mInterface\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mobject\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
566 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/core.pyc\u001b[0m in \u001b[0;36mread\u001b[0;34m(self, endpoint, size, interface, timeout)\u001b[0m\n\u001b[1;32m    659\u001b[0m                 \u001b[0mintf\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mbInterfaceNumber\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    660\u001b[0m                 \u001b[0msize\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 661\u001b[0;31m                 \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m__get_timeout\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mtimeout\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    662\u001b[0m             )\n\u001b[1;32m    663\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
567 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36mbulk_read\u001b[0;34m(self, dev_handle, ep, intf, size, timeout)\u001b[0m\n\u001b[1;32m    539\u001b[0m                            \u001b[0mintf\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    540\u001b[0m                            \u001b[0msize\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 541\u001b[0;31m                            timeout)\n\u001b[0m\u001b[1;32m    542\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    543\u001b[0m     \u001b[0;34m@\u001b[0m\u001b[0mmethodtrace\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_logger\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
568 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m__read\u001b[0;34m(self, fn, dev_handle, ep, intf, size, timeout)\u001b[0m\n\u001b[1;32m    646\u001b[0m         \u001b[0;31m# do not assume LIBUSB_ERROR_TIMEOUT means no I/O.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    647\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0;32mnot\u001b[0m \u001b[0;34m(\u001b[0m\u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m \u001b[0;32mand\u001b[0m \u001b[0mretval\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0mLIBUSB_ERROR_TIMEOUT\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 648\u001b[0;31m             \u001b[0m_check\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mretval\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    649\u001b[0m         \u001b[0;32mreturn\u001b[0m \u001b[0mdata\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0mtransferred\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    650\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
569 |         "\u001b[0;32m/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.pyc\u001b[0m in \u001b[0;36m_check\u001b[0;34m(retval)\u001b[0m\n\u001b[1;32m    401\u001b[0m            \u001b[0;32mfrom\u001b[0m \u001b[0musb\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mcore\u001b[0m \u001b[0;32mimport\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    402\u001b[0m            \u001b[0mret\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mvalue\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 403\u001b[0;31m            \u001b[0;32mraise\u001b[0m \u001b[0mUSBError\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0m_str_error\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mret\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0m_libusb_errno\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mret\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    404\u001b[0m     \u001b[0;32mreturn\u001b[0m \u001b[0mretval\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    405\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
570 |         "\u001b[0;31mUSBError\u001b[0m: [Errno 60] Operation timed out"
571 |        ]
572 |       }
573 |      ],
574 |      "prompt_number": 17
575 |     },
576 |     {
577 |      "cell_type": "code",
578 |      "collapsed": false,
579 |      "input": [
580 |       "dev.set_trigger_mode(0)"
581 |      ],
582 |      "language": "python",
583 |      "metadata": {},
584 |      "outputs": [
585 |       {
586 |        "output_type": "stream",
587 |        "stream": "stderr",
588 |        "text": [
589 |         "2013-05-15 20:12:54,441 - DEBUG - setting 0 for the trigger mode\n"
590 |        ]
591 |       },
592 |       {
593 |        "output_type": "stream",
594 |        "stream": "stderr",
595 |        "text": [
596 |         "2013-05-15 20:12:54,442 - DEBUG - Sending '\\n\\x00\\x00'\n"
597 |        ]
598 |       },
599 |       {
600 |        "output_type": "pyout",
601 |        "prompt_number": 15,
602 |        "text": [
603 |         "3"
604 |        ]
605 |       }
606 |      ],
607 |      "prompt_number": 15
608 |     },
609 |     {
610 |      "cell_type": "code",
611 |      "collapsed": false,
612 |      "input": [],
613 |      "language": "python",
614 |      "metadata": {},
615 |      "outputs": []
616 |     }
617 |    ],
618 |    "metadata": {}
619 |   }
620 |  ]
621 | }


--------------------------------------------------------------------------------