Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes various components such as motors, a Bluetooth module, a servo, a motor driver, a battery, and an Arduino UNO microcontroller. The circuit is designed to control motors and a servo using the Arduino UNO, with additional control via a Bluetooth module.

Component List

1. Motor amarillo motorreductor hobby

   • Pins: vcc, GND
   • Description: A hobby motor with a gearbox for reduced speed and increased torque.

2. HC-05 Bluetooth Module

   • Pins: Key, VCC, TXD, RXD, State, GND
   • Description: A Bluetooth module used for wireless communication.

3. Servo (Wokwi Compatible)

   • Pins: GND, V+, PWM
   • Description: A servo motor compatible with Wokwi for precise angular control.

4. L298N DC motor driver

   • 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
   • Description: A dual H-Bridge motor driver for controlling DC motors.

5. Battery

   • Pins: -, +
   • Description: A power source for the circuit.

6. Arduino UNO

   • 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
   • Description: A microcontroller board based on the ATmega328P.

Wiring Details

Motor amarillo motorreductor hobby

• Motor 1:

  • vcc connected to L298N DC motor driver OUT1
  • GND connected to L298N DC motor driver OUT1

• Motor 2:

  • vcc connected to L298N DC motor driver OUT2
  • GND connected to L298N DC motor driver OUT2

• Motor 3:

  • vcc connected to L298N DC motor driver OUT3
  • GND connected to L298N DC motor driver OUT3

• Motor 4:

  • vcc connected to L298N DC motor driver OUT4
  • GND connected to L298N DC motor driver OUT4

HC-05 Bluetooth Module

• VCC connected to Arduino UNO 5V
• GND connected to Arduino UNO GND
• RXD connected to Arduino UNO D3
• TXD connected to Arduino UNO D2

Servo (Wokwi Compatible)

• V+ connected to Arduino UNO 5V
• GND connected to Arduino UNO GND
• PWM connected to Arduino UNO D11

L298N DC motor driver

• GND connected to Arduino UNO GND
• 5V connected to Arduino UNO Vin
• ENA connected to Arduino UNO D10
• ENB connected to Arduino UNO D9
• IN1 connected to Arduino UNO D4
• IN2 connected to Arduino UNO D5
• IN3 connected to Arduino UNO D6
• IN4 connected to Arduino UNO D7
• 12V connected to Battery +

Battery

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

Arduino UNO

• 5V connected to Servo (Wokwi Compatible) V+
• GND connected to Servo (Wokwi Compatible) GND
• Vin connected to L298N DC motor driver 5V
• D11 connected to Servo (Wokwi Compatible) PWM
• D10 connected to L298N DC motor driver ENA
• D9 connected to L298N DC motor driver ENB
• D7 connected to L298N DC motor driver IN4
• D6 connected to L298N DC motor driver IN3
• D5 connected to L298N DC motor driver IN2
• D4 connected to L298N DC motor driver IN1
• D3 connected to HC-05 Bluetooth Module RXD
• D2 connected to HC-05 Bluetooth Module TXD

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)

This document provides a comprehensive overview of the circuit, including a summary, component list, wiring details, and documented code.