Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an Arduino UNO, a 9V battery, an L298N DC motor driver, two DC motors, and two TCRT 5000 IR sensors. The circuit is designed to control the DC motors using the Arduino UNO and the L298N motor driver, with the IR sensors providing input to the Arduino.

Component List

9V Battery

• Description: Provides power to the circuit.
• Pins: -, +

Arduino UNO

• Description: Microcontroller used to control the circuit.
• Pins: UNUSED, IOREF, Reset, 3.3V, 5V, GND, Vin, A0, A1, A2, A3, A4, A5, SCL, SDA, AREF, D13, D12, D11, D10, D9, D8, D7, D6, D5, D4, D3, D2, D1, D0

L298N DC Motor Driver

• Description: Motor driver used to control the DC motors.
• Pins: OUT1, OUT2, 12V, GND, 5V, OUT3, OUT4, 5V-ENA-JMP-I, 5V-ENA-JMP-O, +5V-J1, +5V-J2, ENA, IN1, IN2, IN3, IN4, ENB

DC Motor (Motor 1)

• Description: DC motor controlled by the L298N motor driver.
• Pins: pin 1, pin 2

DC Motor (Motor 2)

• Description: DC motor controlled by the L298N motor driver.
• Pins: pin 1, pin 2

TCRT 5000 IR Sensor (Sensor 1)

• Description: IR sensor used to detect objects.
• Pins: VCC, GND, DO, AO

TCRT 5000 IR Sensor (Sensor 2)

• Description: IR sensor used to detect objects.
• Pins: VCC, GND, DO, AO

Wiring Details

9V Battery

• - connected to:
  • Arduino UNO GND
  • L298N DC motor driver GND
• + connected to:
  • L298N DC motor driver 12V

Arduino UNO

• GND connected to:
  • 9V Battery -
  • TCRT 5000 IR Sensor (Sensor 1) GND
  • TCRT 5000 IR Sensor (Sensor 2) GND
• 5V connected to:
  • TCRT 5000 IR Sensor (Sensor 1) VCC
  • TCRT 5000 IR Sensor (Sensor 2) VCC
• Vin connected to:
  • L298N DC motor driver 5V
• D13 connected to:
  • L298N DC motor driver IN2
• D12 connected to:
  • L298N DC motor driver IN1
• D11 connected to:
  • L298N DC motor driver IN4
• D10 connected to:
  • L298N DC motor driver IN3
• D6 connected to:
  • L298N DC motor driver ENA
• D5 connected to:
  • L298N DC motor driver ENB
• D4 connected to:
  • TCRT 5000 IR Sensor (Sensor 1) DO
• D2 connected to:
  • TCRT 5000 IR Sensor (Sensor 2) DO

L298N DC Motor Driver

• GND connected to:
  • 9V Battery -
• 12V connected to:
  • 9V Battery +
• 5V connected to:
  • Arduino UNO Vin
• IN2 connected to:
  • Arduino UNO D13
• IN1 connected to:
  • Arduino UNO D12
• IN4 connected to:
  • Arduino UNO D11
• IN3 connected to:
  • Arduino UNO D10
• ENA connected to:
  • Arduino UNO D6
• ENB connected to:
  • Arduino UNO D5
• OUT1 connected to:
  • DC Motor (Motor 2) pin 2
• OUT2 connected to:
  • DC Motor (Motor 2) pin 1
• OUT3 connected to:
  • DC Motor (Motor 1) pin 2
• OUT4 connected to:
  • DC Motor (Motor 1) pin 1

DC Motor (Motor 1)

• pin 1 connected to:
  • L298N DC motor driver OUT4
• pin 2 connected to:
  • L298N DC motor driver OUT3

DC Motor (Motor 2)

• pin 1 connected to:
  • L298N DC motor driver OUT2
• pin 2 connected to:
  • L298N DC motor driver OUT1

TCRT 5000 IR Sensor (Sensor 1)

• VCC connected to:
  • Arduino UNO 5V
• GND connected to:
  • Arduino UNO GND
• DO connected to:
  • Arduino UNO D4

TCRT 5000 IR Sensor (Sensor 2)

• VCC connected to:
  • Arduino UNO 5V
• GND connected to:
  • Arduino UNO GND
• DO connected to:
  • Arduino UNO D2

Documented Code

Arduino UNO Code (sketch.ino)

void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:

}

Additional Documentation (documentation.txt)