├── ASC16 ├── ASC24 ├── ASC32 ├── LICENSE ├── README.md ├── demo.py ├── font.py └── ssd1306.py /ASC16: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/maysrp/ssd1306_font/86f4558b2aa3046060b77faa76f85c7314962af4/ASC16 -------------------------------------------------------------------------------- /ASC24: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/maysrp/ssd1306_font/86f4558b2aa3046060b77faa76f85c7314962af4/ASC24 -------------------------------------------------------------------------------- /ASC32: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/maysrp/ssd1306_font/86f4558b2aa3046060b77faa76f85c7314962af4/ASC32 -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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ssd1306_font 2 | ssd1306 oled font micropython 3 | 4 | upload file to your micropython driver(ESP8266 ESP32 RP2040 ) 5 | * ASC16 6 | * ASC24 7 | * ASC32 8 | * font.py 9 | * ssd1306 10 | 11 | ``` 12 | from machine import I2C, Pin 13 | from ssd1306 import SSD1306_I2C 14 | from font import Font 15 | import time 16 | 17 | i2c = I2C(scl=Pin(0), sda=Pin(2)) 18 | display= SSD1306_I2C(128, 32, i2c) 19 | 20 | f=Font(display) 21 | 22 | 23 | f.text("8",0,0,8) #8 pix 24 | f.text("16",8,0,16) #16 pix 25 | f.text("24",24,0,24) #24 pix 26 | f.text("32",48,0,32) #32 pix 27 | f.show() 28 | ``` 29 | -------------------------------------------------------------------------------- /demo.py: -------------------------------------------------------------------------------- 1 | from machine import I2C, Pin,RTC,WDT,reset 2 | from ssd1306 import SSD1306_I2C 3 | from font import Font 4 | import time 5 | 6 | i2c = I2C(scl=Pin(0), sda=Pin(2)) 7 | display= SSD1306_I2C(128, 32, i2c) 8 | 9 | f=Font(display) 10 | 11 | 12 | f.text("sdada",0,0,24) 13 | f.show() -------------------------------------------------------------------------------- /font.py: -------------------------------------------------------------------------------- 1 | import framebuf 2 | class Font(object): 3 | def __init__(self,display): 4 | self.file24 = open('ASC24', 'rb') 5 | self.file32 = open('ASC32', 'rb') 6 | self.file16 = open('ASC16', 'rb') 7 | self.display=display 8 | def text(self,tx,x,y,size=16): 9 | for i in tx: 10 | if size==8: 11 | self.f8(i,x,y) 12 | x=x+8 13 | elif size==24: 14 | self.f24(i,x,y) 15 | x=x+12 16 | elif size==32: 17 | self.f32(i,x,y) 18 | x=x+16 19 | else: 20 | self.f16(i,x,y) 21 | x=x+8 22 | def p61(self,tx,x,y): 23 | c=list(tx) 24 | c.reverse() 25 | tx=''.join(c) 26 | x=128-8*len(tx) 27 | for i in tx: 28 | self.f16t(i,x,y) 29 | x=x+8 30 | 31 | def f8(self,alp,x,y): 32 | self.display.text(alp,x,y,1) 33 | def f16(self,alp,x,y): 34 | self.file16.seek(ord(alp) * 16) 35 | font_code = self.file16.read(16) 36 | fb = framebuf.FrameBuffer(bytearray(font_code), 8, 16, framebuf.MONO_HLSB) 37 | self.display.blit(fb, x, y) 38 | def f16t(self,alp,x,y): 39 | self.file16.seek(ord(alp) * 16) 40 | font_code = self.file16.read(16) 41 | fb = framebuf.FrameBuffer(bytearray(font_code), 8, 16, framebuf.MONO_HMSB) 42 | self.display.blit(fb, x, y) 43 | def f24(self,alp,x,y): 44 | self.file24.seek((ord(alp)-32) * 36) 45 | font_code = self.file24.read(36) 46 | fb = framebuf.FrameBuffer(bytearray(font_code), 12, 24, framebuf.MONO_VLSB) 47 | self.display.blit(fb, x, y) 48 | def f32(self,alp,x,y): 49 | self.file32.seek((ord(alp)) * 64) 50 | font_code = self.file32.read(64) 51 | fb = framebuf.FrameBuffer(bytearray(font_code), 16, 32, framebuf.MONO_HLSB) 52 | self.display.blit(fb, x, y) 53 | def show(self): 54 | self.display.show() 55 | -------------------------------------------------------------------------------- /ssd1306.py: -------------------------------------------------------------------------------- 1 | # MicroPython SSD1306 OLED driver, I2C and SPI interfaces 2 | 3 | from micropython import const 4 | import framebuf 5 | 6 | 7 | # register definitions 8 | SET_CONTRAST = const(0x81) 9 | SET_ENTIRE_ON = const(0xA4) 10 | SET_NORM_INV = const(0xA6) 11 | SET_DISP = const(0xAE) 12 | SET_MEM_ADDR = const(0x20) 13 | SET_COL_ADDR = const(0x21) 14 | SET_PAGE_ADDR = const(0x22) 15 | SET_DISP_START_LINE = const(0x40) 16 | SET_SEG_REMAP = const(0xA0) 17 | SET_MUX_RATIO = const(0xA8) 18 | SET_COM_OUT_DIR = const(0xC0) 19 | SET_DISP_OFFSET = const(0xD3) 20 | SET_COM_PIN_CFG = const(0xDA) 21 | SET_DISP_CLK_DIV = const(0xD5) 22 | SET_PRECHARGE = const(0xD9) 23 | SET_VCOM_DESEL = const(0xDB) 24 | SET_CHARGE_PUMP = const(0x8D) 25 | 26 | # Subclassing FrameBuffer provides support for graphics primitives 27 | # http://docs.micropython.org/en/latest/pyboard/library/framebuf.html 28 | class SSD1306(framebuf.FrameBuffer): 29 | def __init__(self, width, height, external_vcc): 30 | self.width = width 31 | self.height = height 32 | self.external_vcc = external_vcc 33 | self.pages = self.height // 8 34 | self.buffer = bytearray(self.pages * self.width) 35 | super().__init__(self.buffer, self.width, self.height, framebuf.MONO_VLSB) 36 | self.init_display() 37 | 38 | def init_display(self): 39 | for cmd in ( 40 | SET_DISP | 0x00, # off 41 | # address setting 42 | SET_MEM_ADDR, 43 | 0x00, # horizontal 44 | # resolution and layout 45 | SET_DISP_START_LINE | 0x00, 46 | SET_SEG_REMAP | 0x01, # column addr 127 mapped to SEG0 47 | SET_MUX_RATIO, 48 | self.height - 1, 49 | SET_COM_OUT_DIR | 0x08, # scan from COM[N] to COM0 50 | SET_DISP_OFFSET, 51 | 0x00, 52 | SET_COM_PIN_CFG, 53 | 0x02 if self.width > 2 * self.height else 0x12, 54 | # timing and driving scheme 55 | SET_DISP_CLK_DIV, 56 | 0x80, 57 | SET_PRECHARGE, 58 | 0x22 if self.external_vcc else 0xF1, 59 | SET_VCOM_DESEL, 60 | 0x30, # 0.83*Vcc 61 | # display 62 | SET_CONTRAST, 63 | 0xFF, # maximum 64 | SET_ENTIRE_ON, # output follows RAM contents 65 | SET_NORM_INV, # not inverted 66 | # charge pump 67 | SET_CHARGE_PUMP, 68 | 0x10 if self.external_vcc else 0x14, 69 | SET_DISP | 0x01, 70 | ): # on 71 | self.write_cmd(cmd) 72 | self.fill(0) 73 | self.show() 74 | 75 | def poweroff(self): 76 | self.write_cmd(SET_DISP | 0x00) 77 | 78 | def poweron(self): 79 | self.write_cmd(SET_DISP | 0x01) 80 | 81 | def contrast(self, contrast): 82 | self.write_cmd(SET_CONTRAST) 83 | self.write_cmd(contrast) 84 | 85 | def invert(self, invert): 86 | self.write_cmd(SET_NORM_INV | (invert & 1)) 87 | 88 | def show(self): 89 | x0 = 0 90 | x1 = self.width - 1 91 | if self.width == 64: 92 | # displays with width of 64 pixels are shifted by 32 93 | x0 += 32 94 | x1 += 32 95 | self.write_cmd(SET_COL_ADDR) 96 | self.write_cmd(x0) 97 | self.write_cmd(x1) 98 | self.write_cmd(SET_PAGE_ADDR) 99 | self.write_cmd(0) 100 | self.write_cmd(self.pages - 1) 101 | self.write_data(self.buffer) 102 | 103 | 104 | class SSD1306_I2C(SSD1306): 105 | def __init__(self, width, height, i2c, addr=0x3C, external_vcc=False): 106 | self.i2c = i2c 107 | self.addr = addr 108 | self.temp = bytearray(2) 109 | self.write_list = [b"\x40", None] # Co=0, D/C#=1 110 | super().__init__(width, height, external_vcc) 111 | 112 | def write_cmd(self, cmd): 113 | self.temp[0] = 0x80 # Co=1, D/C#=0 114 | self.temp[1] = cmd 115 | self.i2c.writeto(self.addr, self.temp) 116 | 117 | def write_data(self, buf): 118 | self.write_list[1] = buf 119 | self.i2c.writevto(self.addr, self.write_list) 120 | 121 | 122 | class SSD1306_SPI(SSD1306): 123 | def __init__(self, width, height, spi, dc, res, cs, external_vcc=False): 124 | self.rate = 10 * 1024 * 1024 125 | dc.init(dc.OUT, value=0) 126 | res.init(res.OUT, value=0) 127 | cs.init(cs.OUT, value=1) 128 | self.spi = spi 129 | self.dc = dc 130 | self.res = res 131 | self.cs = cs 132 | import time 133 | 134 | self.res(1) 135 | time.sleep_ms(1) 136 | self.res(0) 137 | time.sleep_ms(10) 138 | self.res(1) 139 | super().__init__(width, height, external_vcc) 140 | 141 | def write_cmd(self, cmd): 142 | self.spi.init(baudrate=self.rate, polarity=0, phase=0) 143 | self.cs(1) 144 | self.dc(0) 145 | self.cs(0) 146 | self.spi.write(bytearray([cmd])) 147 | self.cs(1) 148 | 149 | def write_data(self, buf): 150 | self.spi.init(baudrate=self.rate, polarity=0, phase=0) 151 | self.cs(1) 152 | self.dc(1) 153 | self.cs(0) 154 | self.spi.write(buf) 155 | self.cs(1) --------------------------------------------------------------------------------