├── README.md
└── IBM_project_asm.ino


/README.md:
--------------------------------------------------------------------------------
1 | # Smart_Parking


--------------------------------------------------------------------------------
/IBM_project_asm.ino:
--------------------------------------------------------------------------------
  1 | #include <Servo.h>//include the servo library
  2 | #include <Wire.h>
  3 | #include <Liquidcrystal_r2c.h>
  4 | Liquidcrystal_I2c 1cd(ox27, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);
  5 | 
  6 | Servo myservo;
  7 | 
  8 | #define ir_enter 2
  9 | #define ir_back 4
 10 | 
 11 | #define ir_car1 5
 12 | #define ir_car2 6
 13 | #define ir_car3 7
 14 | #define ir_car4 8
 15 | #define ir_car5 9
 16 | #define ir_car6 10
 17 | 
 18 | int S1=o, S2=O, S3=O, S4=O, S5=O, S6=O;
 19 | int flag1=D,  flag2=o;
 20 | int slot = 6;
 21 | 
 22 | void setup(){
 23 |   Serial.begin(9600);
 24 | 
 25 |   pinMode(ir_car1, INPUT);
 26 |   pinMode(ir_car2, INPUT);
 27 |   pinMode(ir_car3, INPUT);
 28 |   pinMode(ir_car4, INPUT);
 29 |   pinMode(ir_car5, INPUT);
 30 |   pinMode(ir_car6, INPUT);
 31 | 
 32 |   pinMode(ir_enter, INPUT);
 33 |   pinMode(ir_back, INPUT);
 34 | 
 35 |   myservo.attach(3);
 36 |   myservo.write(90);
 37 | 
 38 |   lcd.begin(20, 4);
 39 |   lcd.setcursor(0,1);
 40 |   lcd.print("  car parking ");
 41 |   lcd.setCursor(0,2);
 42 |   lcd.print(" system ");
 43 |   delay(2000);
 44 |   lcd.clear();
 45 | 
 46 |   Read_Sensor();
 47 | 
 48 |   int total = S1+S2+S3+S4+S5+S6;
 49 |   slot = slot-total;
 50 | 
 51 | 
 52 | 
 53 | }
 54 | 
 55 | void loop(){
 56 |   Read_Sensor();
 57 | 
 58 |   lcd.setCursor(0,0);
 59 |   lcd.print(" Have slot: ");
 60 |   lcd.print(slot);
 61 |   lcd.print(" ");
 62 |   lcd.setCursor(0,1);
 63 |   if(S1==1){lcd.print("S1 :Fill ");}
 64 |   else{lcd.print("S1:Empty");}
 65 | 
 66 |   lcd.setCursor(10,1);
 67 |   if(S2==1){lcd.print("S2:Fill");}
 68 |   else{lcd.print("S2:Empty");}
 69 | 
 70 |   lcd.setCursor(0,2);
 71 |   if(S3==1){lcd.print("S3:Fill ");}
 72 |   else{lcd.print("S3:Empty");}
 73 | 
 74 |   lcd.setCursor (10,2);
 75 |   if(S4==1){lcd.print("S4:Fill");}
 76 |   else{lcd.print("S4:Empty");}
 77 | 
 78 |   lcd.setCursor(0,3);
 79 |   if(S5==1){lcd.print("S5:Fill");}
 80 |   else{lcd.print("S5:Empty");}
 81 | 
 82 |   lcd.setCursor (10,3);
 83 |   if(S6==1){lcd.print("S6:Fill");}
 84 |   else{lcd.print("S6:Empty");} 
 85 | 
 86 |   if(digitalRead(ir_enter)== 0 && flag1==0){
 87 |     if(slot>0){flag1=1;
 88 |     if(flag2==0)(myservo.write(180); slot = slot-1;)
 89 |     }else{
 90 |       lcd.setCursor (0, 0);
 91 |       lcd.print(" Sorry Parking Full ");
 92 |       delay(1500);
 93 | 
 94 | 
 95 |     }
 96 |   } 
 97 |   if(digitalRead(ir_back)==0 && flag2==0){flag2=1;
 98 |   if(flag1==0)(myservo.write(180); slot = slot+1;)
 99 |   }
100 |   if(flag1==1 && flag2==1){
101 |     delay(1000);
102 |     myservo.write(50);
103 |     flag1=0, flag2=0;
104 |   }
105 | 
106 |   delay(1);
107 |     }
108 | 
109 |     void Read_Sensor(){
110 |       S1=0, S2=0, S3=0, S4=0, S5=0, S6=0;
111 |     
112 |     if(digitalRead(ir_car1) == 0){S1=1;}
113 |     if(digitalRead(ir_car2) == 0){S2=1;}
114 |     if(digitalRead(ir_car3) == 0){S3=1;}
115 |     if(digitalRead(ir_car4) == 0){S4=1;}
116 |     if(digitalRead(ir_car5) == 0){S5=1;}
117 |     if(digitalRead(ir_car6) == 0){S6=1;}
118 | 
119 | 
120 |     }
121 | 


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