Arduino RC Car with I2C Display!

An Arduino Rc Car but it has LCD i2c for sending messages and debugging.

Jul 24, 2019

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debugging tools

car

remote control

Devices & Components

16x2 LCD display with I²C interface

Arduino Uno Rev3

DC Motor, 12 V

Jumper wires (generic)

Dual H-Bridge motor drivers L298

Breadboard (generic)

Software & Tools

Arduino IDE

Project description

Code

RC Car's Code

arduino

That's the code guys

1#include <LiquidCrystal_I2C.h>
2
3#include "SoftwareSerial.h"//   import the serial library\\
4
5const int IN1=3;
6const int IN2=5;
7const   int IN3=6;
8const int IN4=9;
9 int BluetoothData;
10 SoftwareSerial HC05(10,   11); // RX, TX
11 LiquidCrystal_I2C lcd(0x27, 16, 2);
12 int  SPEED_Control=200;
13void   setup() {
14  // fIRST , define the Motor's pin as an OUTPUT
15lcd.begin();
16lcd.backlight();
17pinMode(   IN1 ,OUTPUT);// Right Motor 1st wire
18pinMode( IN2 ,OUTPUT);// Right Motor 2nd   wire
19pinMode( IN3 ,OUTPUT);// left Motor 1st wire
20pinMode( IN4 ,OUTPUT);//   left Motor 2nd wire
21 HC05.begin(9600);
22 lcd.clear();
23 lcd.print("Starting");
24}
25void   FORWARD(int Speed){
26  //When we want to let Motor To Rotate clock wise
27  //   just void this part on the loop section .
28  lcd.clear();
29  lcd.print("FORWARD");
30   analogWrite(IN1,0);
31  analogWrite(IN2,Speed);
32  analogWrite(IN3,Speed);
33   analogWrite(IN4,0);
34}
35void BACKWARD(int Speed){
36  //When we want to let   Motor To Rotate Counter clock wise
37  // just void this part on the loop section   .
38  lcd.clear();
39  lcd.print("BACKWARD");
40  analogWrite(IN1,Speed);
41   analogWrite(IN2,0);
42  analogWrite(IN3,0);
43  analogWrite(IN4,Speed);
44}
45void   LEFT(int Speed){
46  //When we want to let Motor To Rotate Counter clock wise
47   // just void this part on the loop section .
48  lcd.clear();
49  lcd.print("LEFT");
50   analogWrite(IN1,0);
51  analogWrite(IN2,Speed);
52  analogWrite(IN3,0);
53   analogWrite(IN4,Speed);
54}
55void RIGHT(int Speed){
56  //When we want to   let Motor To Rotate Counter clock wise
57  // just void this part on the loop section   .
58  lcd.clear();
59  lcd.print("RIGHT");
60  analogWrite(IN1,Speed);
61   analogWrite(IN2,0);
62  analogWrite(IN3,Speed);
63  analogWrite(IN4,0);
64}
65
66void   Stop(){
67  //When we want to let Motor To Rotate clock wise
68  // just void   this part on the loop section .
69  analogWrite(IN1,0);
70  analogWrite(IN2,0);
71   analogWrite(IN3,0);
72  analogWrite(IN4,0);
73}
74
75void loop() {
76 //Rise   Up
77
78  if (HC05.available()){
79 BluetoothData=HC05.read();
80 Serial.println(BluetoothData);
81    
82  if(BluetoothData=='F'){   // if number 1 pressed .... 
83   FORWARD(SPEED_Control);
84    }
85  if(BluetoothData=='B'){   // if number 1 pressed .... 
86  BACKWARD(SPEED_Control);
87    }
88  if(BluetoothData=='L'){   // if number 1 pressed .... 
89  RIGHT(SPEED_Control);
90   
91   }
92  if(BluetoothData=='R'){   // if number 1 pressed ....
93   LEFT(SPEED_Control);
94    }
95    if(BluetoothData=='S'){   // if number 1 pressed ....
96  Stop();
97    }
98   if(BluetoothData=='0'){  SPEED_Control=0 ;}//Speed 
99   if(BluetoothData=='1'){   SPEED_Control=50; }//Speed 
100   if(BluetoothData=='2'){  SPEED_Control=100;   }//Speed 
101   if(BluetoothData=='3'){  SPEED_Control=120; }//Speed 
102   if(BluetoothData=='4'){   SPEED_Control=140; }//Speed 
103   if(BluetoothData=='5'){  SPEED_Control=160;   }//Speed 
104   if(BluetoothData=='6'){  SPEED_Control=180; }//Speed 
105   if(BluetoothData=='7'){   SPEED_Control=200; }//Speed 
106   if(BluetoothData=='8'){  SPEED_Control=220;   }//Speed 
107   if(BluetoothData=='9'){  SPEED_Control=240; }//Speed 
108   if(BluetoothData=='q'){   SPEED_Control=255; }//Speed   
109  }
110}
111

#include <LiquidCrystal_I2C.h>

#include "SoftwareSerial.h"//   import the serial library\\

const int IN1=3;
const int IN2=5;
const   int IN3=6;
const int IN4=9;
 int BluetoothData;
 SoftwareSerial HC05(10,   11); // RX, TX
 LiquidCrystal_I2C lcd(0x27, 16, 2);
 int  SPEED_Control=200;
void   setup() {
  // fIRST , define the Motor's pin as an OUTPUT
lcd.begin();
lcd.backlight();
pinMode(   IN1 ,OUTPUT);// Right Motor 1st wire
pinMode( IN2 ,OUTPUT);// Right Motor 2nd   wire
pinMode( IN3 ,OUTPUT);// left Motor 1st wire
pinMode( IN4 ,OUTPUT);//   left Motor 2nd wire
 HC05.begin(9600);
 lcd.clear();
 lcd.print("Starting");
}
void   FORWARD(int Speed){
  //When we want to let Motor To Rotate clock wise
  //   just void this part on the loop section .
  lcd.clear();
  lcd.print("FORWARD");
   analogWrite(IN1,0);
  analogWrite(IN2,Speed);
  analogWrite(IN3,Speed);
   analogWrite(IN4,0);
}
void BACKWARD(int Speed){
  //When we want to let   Motor To Rotate Counter clock wise
  // just void this part on the loop section   .
  lcd.clear();
  lcd.print("BACKWARD");
  analogWrite(IN1,Speed);
   analogWrite(IN2,0);
  analogWrite(IN3,0);
  analogWrite(IN4,Speed);
}
void   LEFT(int Speed){
  //When we want to let Motor To Rotate Counter clock wise
   // just void this part on the loop section .
  lcd.clear();
  lcd.print("LEFT");
   analogWrite(IN1,0);
  analogWrite(IN2,Speed);
  analogWrite(IN3,0);
   analogWrite(IN4,Speed);
}
void RIGHT(int Speed){
  //When we want to   let Motor To Rotate Counter clock wise
  // just void this part on the loop section   .
  lcd.clear();
  lcd.print("RIGHT");
  analogWrite(IN1,Speed);
   analogWrite(IN2,0);
  analogWrite(IN3,Speed);
  analogWrite(IN4,0);
}

void   Stop(){
  //When we want to let Motor To Rotate clock wise
  // just void   this part on the loop section .
  analogWrite(IN1,0);
  analogWrite(IN2,0);
   analogWrite(IN3,0);
  analogWrite(IN4,0);
}

void loop() {
 //Rise   Up

  if (HC05.available()){
 BluetoothData=HC05.read();
 Serial.println(BluetoothData);
    
  if(BluetoothData=='F'){   // if number 1 pressed .... 
   FORWARD(SPEED_Control);
    }
  if(BluetoothData=='B'){   // if number 1 pressed .... 
  BACKWARD(SPEED_Control);
    }
  if(BluetoothData=='L'){   // if number 1 pressed .... 
  RIGHT(SPEED_Control);
   
   }
  if(BluetoothData=='R'){   // if number 1 pressed ....
   LEFT(SPEED_Control);
    }
    if(BluetoothData=='S'){   // if number 1 pressed ....
  Stop();
    }
   if(BluetoothData=='0'){  SPEED_Control=0 ;}//Speed 
   if(BluetoothData=='1'){   SPEED_Control=50; }//Speed 
   if(BluetoothData=='2'){  SPEED_Control=100;   }//Speed 
   if(BluetoothData=='3'){  SPEED_Control=120; }//Speed 
   if(BluetoothData=='4'){   SPEED_Control=140; }//Speed 
   if(BluetoothData=='5'){  SPEED_Control=160;   }//Speed 
   if(BluetoothData=='6'){  SPEED_Control=180; }//Speed 
   if(BluetoothData=='7'){   SPEED_Control=200; }//Speed 
   if(BluetoothData=='8'){  SPEED_Control=220;   }//Speed 
   if(BluetoothData=='9'){  SPEED_Control=240; }//Speed 
   if(BluetoothData=='q'){   SPEED_Control=255; }//Speed   
  }
}

LCD I2C Library

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Latest commit to the master branch on Invalid date

Download as a zip

RC Car's Code

arduino

That's the code guys

1#include <LiquidCrystal_I2C.h>
2
3#include "SoftwareSerial.h"//  import the serial library\\
4
5const int IN1=3;
6const int IN2=5;
7const  int IN3=6;
8const int IN4=9;
9 int BluetoothData;
10 SoftwareSerial HC05(10,  11); // RX, TX
11 LiquidCrystal_I2C lcd(0x27, 16, 2);
12 int  SPEED_Control=200;
13void  setup() {
14  // fIRST , define the Motor's pin as an OUTPUT
15lcd.begin();
16lcd.backlight();
17pinMode(  IN1 ,OUTPUT);// Right Motor 1st wire
18pinMode( IN2 ,OUTPUT);// Right Motor 2nd  wire
19pinMode( IN3 ,OUTPUT);// left Motor 1st wire
20pinMode( IN4 ,OUTPUT);//  left Motor 2nd wire
21 HC05.begin(9600);
22 lcd.clear();
23 lcd.print("Starting");
24}
25void  FORWARD(int Speed){
26  //When we want to let Motor To Rotate clock wise
27  //  just void this part on the loop section .
28  lcd.clear();
29  lcd.print("FORWARD");
30  analogWrite(IN1,0);
31  analogWrite(IN2,Speed);
32  analogWrite(IN3,Speed);
33  analogWrite(IN4,0);
34}
35void BACKWARD(int Speed){
36  //When we want to let  Motor To Rotate Counter clock wise
37  // just void this part on the loop section  .
38  lcd.clear();
39  lcd.print("BACKWARD");
40  analogWrite(IN1,Speed);
41  analogWrite(IN2,0);
42  analogWrite(IN3,0);
43  analogWrite(IN4,Speed);
44}
45void  LEFT(int Speed){
46  //When we want to let Motor To Rotate Counter clock wise
47  // just void this part on the loop section .
48  lcd.clear();
49  lcd.print("LEFT");
50  analogWrite(IN1,0);
51  analogWrite(IN2,Speed);
52  analogWrite(IN3,0);
53  analogWrite(IN4,Speed);
54}
55void RIGHT(int Speed){
56  //When we want to  let Motor To Rotate Counter clock wise
57  // just void this part on the loop section  .
58  lcd.clear();
59  lcd.print("RIGHT");
60  analogWrite(IN1,Speed);
61  analogWrite(IN2,0);
62  analogWrite(IN3,Speed);
63  analogWrite(IN4,0);
64}
65
66void  Stop(){
67  //When we want to let Motor To Rotate clock wise
68  // just void  this part on the loop section .
69  analogWrite(IN1,0);
70  analogWrite(IN2,0);
71  analogWrite(IN3,0);
72  analogWrite(IN4,0);
73}
74
75void loop() {
76 //Rise  Up
77
78  if (HC05.available()){
79 BluetoothData=HC05.read();
80 Serial.println(BluetoothData);
81   
82  if(BluetoothData=='F'){   // if number 1 pressed .... 
83   FORWARD(SPEED_Control);
84   }
85  if(BluetoothData=='B'){   // if number 1 pressed .... 
86  BACKWARD(SPEED_Control);
87   }
88  if(BluetoothData=='L'){   // if number 1 pressed .... 
89  RIGHT(SPEED_Control);
90  
91   }
92  if(BluetoothData=='R'){   // if number 1 pressed ....
93   LEFT(SPEED_Control);
94   }
95    if(BluetoothData=='S'){   // if number 1 pressed ....
96  Stop();
97   }
98   if(BluetoothData=='0'){  SPEED_Control=0 ;}//Speed 
99   if(BluetoothData=='1'){  SPEED_Control=50; }//Speed 
100   if(BluetoothData=='2'){  SPEED_Control=100;  }//Speed 
101   if(BluetoothData=='3'){  SPEED_Control=120; }//Speed 
102   if(BluetoothData=='4'){  SPEED_Control=140; }//Speed 
103   if(BluetoothData=='5'){  SPEED_Control=160;  }//Speed 
104   if(BluetoothData=='6'){  SPEED_Control=180; }//Speed 
105   if(BluetoothData=='7'){  SPEED_Control=200; }//Speed 
106   if(BluetoothData=='8'){  SPEED_Control=220;  }//Speed 
107   if(BluetoothData=='9'){  SPEED_Control=240; }//Speed 
108   if(BluetoothData=='q'){  SPEED_Control=255; }//Speed   
109  }
110}
111

#include <LiquidCrystal_I2C.h>

#include "SoftwareSerial.h"//  import the serial library\\

const int IN1=3;
const int IN2=5;
const  int IN3=6;
const int IN4=9;
 int BluetoothData;
 SoftwareSerial HC05(10,  11); // RX, TX
 LiquidCrystal_I2C lcd(0x27, 16, 2);
 int  SPEED_Control=200;
void  setup() {
  // fIRST , define the Motor's pin as an OUTPUT
lcd.begin();
lcd.backlight();
pinMode(  IN1 ,OUTPUT);// Right Motor 1st wire
pinMode( IN2 ,OUTPUT);// Right Motor 2nd  wire
pinMode( IN3 ,OUTPUT);// left Motor 1st wire
pinMode( IN4 ,OUTPUT);//  left Motor 2nd wire
 HC05.begin(9600);
 lcd.clear();
 lcd.print("Starting");
}
void  FORWARD(int Speed){
  //When we want to let Motor To Rotate clock wise
  //  just void this part on the loop section .
  lcd.clear();
  lcd.print("FORWARD");
  analogWrite(IN1,0);
  analogWrite(IN2,Speed);
  analogWrite(IN3,Speed);
  analogWrite(IN4,0);
}
void BACKWARD(int Speed){
  //When we want to let  Motor To Rotate Counter clock wise
  // just void this part on the loop section  .
  lcd.clear();
  lcd.print("BACKWARD");
  analogWrite(IN1,Speed);
  analogWrite(IN2,0);
  analogWrite(IN3,0);
  analogWrite(IN4,Speed);
}
void  LEFT(int Speed){
  //When we want to let Motor To Rotate Counter clock wise
  // just void this part on the loop section .
  lcd.clear();
  lcd.print("LEFT");
  analogWrite(IN1,0);
  analogWrite(IN2,Speed);
  analogWrite(IN3,0);
  analogWrite(IN4,Speed);
}
void RIGHT(int Speed){
  //When we want to  let Motor To Rotate Counter clock wise
  // just void this part on the loop section  .
  lcd.clear();
  lcd.print("RIGHT");
  analogWrite(IN1,Speed);
  analogWrite(IN2,0);
  analogWrite(IN3,Speed);
  analogWrite(IN4,0);
}

void  Stop(){
  //When we want to let Motor To Rotate clock wise
  // just void  this part on the loop section .
  analogWrite(IN1,0);
  analogWrite(IN2,0);
  analogWrite(IN3,0);
  analogWrite(IN4,0);
}

void loop() {
 //Rise  Up

  if (HC05.available()){
 BluetoothData=HC05.read();
 Serial.println(BluetoothData);
   
  if(BluetoothData=='F'){   // if number 1 pressed .... 
   FORWARD(SPEED_Control);
   }
  if(BluetoothData=='B'){   // if number 1 pressed .... 
  BACKWARD(SPEED_Control);
   }
  if(BluetoothData=='L'){   // if number 1 pressed .... 
  RIGHT(SPEED_Control);
  
   }
  if(BluetoothData=='R'){   // if number 1 pressed ....
   LEFT(SPEED_Control);
   }
    if(BluetoothData=='S'){   // if number 1 pressed ....
  Stop();
   }
   if(BluetoothData=='0'){  SPEED_Control=0 ;}//Speed 
   if(BluetoothData=='1'){  SPEED_Control=50; }//Speed 
   if(BluetoothData=='2'){  SPEED_Control=100;  }//Speed 
   if(BluetoothData=='3'){  SPEED_Control=120; }//Speed 
   if(BluetoothData=='4'){  SPEED_Control=140; }//Speed 
   if(BluetoothData=='5'){  SPEED_Control=160;  }//Speed 
   if(BluetoothData=='6'){  SPEED_Control=180; }//Speed 
   if(BluetoothData=='7'){  SPEED_Control=200; }//Speed 
   if(BluetoothData=='8'){  SPEED_Control=220;  }//Speed 
   if(BluetoothData=='9'){  SPEED_Control=240; }//Speed 
   if(BluetoothData=='q'){  SPEED_Control=255; }//Speed   
  }
}

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