Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes various components such as an H-bridge motor driver, hobby motors, a 12V battery, servos, an Arduino UNO R4 WiFi, and an ESP32 CAM. The circuit is designed to control motors and servos using the Arduino and ESP32 microcontrollers.

Component List

H-Bridge Motor Driver (ponte h)

• Description: Motor driver for controlling two DC motors.
• Pins: OUT4-Motor2, OUT3-Motor2, OUT2-Motor1, OUT1-Motor1, 5V, GND, 12V, IN3, IN1, IN2, IN4

Hobby Motor (Motor amarillo motorreductor hobby)

• Description: Small DC motor with gear reduction.
• Pins: vcc, GND

12V Battery (battery 12v)

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

Servo (Wokwi Compatible)

• Description: Servo motor for precise control of angular position.
• Pins: GND, V+, PWM

Arduino UNO R4 WiFi

• Description: Microcontroller board with WiFi capabilities.
• Pins: OFF, GND, VRTC, IIC0_SCL, IIC0_SDA, 3V3, GPIO 41, GPIO 0, GPIO 42, GPIO 43, GPIO 44, BOOT, IOREF, RESET, 5V, VIN, A0, A1, A2, A3, A4, A5, RSPCKA, CIPO, COPI, D0/RX, D1/TX, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, AREF, SDA, SCL

ESP32 CAM

• Description: Camera module with WiFi capabilities.
• Pins: 5V, GND, GPIO12, GPIO13, GPIO15, GPIO14, GPIO2, GPIO4, 3.3V, GPIO16, GPIO0, 3.3V / 5V / P_OUT, GPIO3 / RX, GPIO1 / TX

Wiring Details

H-Bridge Motor Driver (ponte h)

• GND connected to GND of 12V Battery and GND of Arduino UNO R4 WiFi
• 5V connected to 5V of ESP32 CAM and VIN of Arduino UNO R4 WiFi
• IN4 connected to D4 of Arduino UNO R4 WiFi
• IN3 connected to D5 of Arduino UNO R4 WiFi
• IN2 connected to D7 of Arduino UNO R4 WiFi
• IN1 connected to D8 of Arduino UNO R4 WiFi
• OUT4-Motor2 connected to GND of Hobby Motor
• OUT3-Motor2 connected to vcc of Hobby Motor
• OUT2-Motor1 connected to GND of Hobby Motor
• OUT1-Motor1 connected to vcc of Hobby Motor
• 12V connected to + of 12V Battery

Hobby Motor (Motor amarillo motorreductor hobby)

• GND connected to OUT4-Motor2 of H-Bridge Motor Driver
• vcc connected to OUT3-Motor2 of H-Bridge Motor Driver

Hobby Motor (Motor amarillo motorreductor hobby)

• GND connected to OUT2-Motor1 of H-Bridge Motor Driver
• vcc connected to OUT1-Motor1 of H-Bridge Motor Driver

12V Battery (battery 12v)

• - connected to GND of H-Bridge Motor Driver and GND of Arduino UNO R4 WiFi
• + connected to 12V of H-Bridge Motor Driver

Servo (Wokwi Compatible)

• V+ connected to 5V of Arduino UNO R4 WiFi
• GND connected to GND of Arduino UNO R4 WiFi
• PWM connected to D9 of Arduino UNO R4 WiFi

Servo (Wokwi Compatible)

• V+ connected to 5V of Arduino UNO R4 WiFi
• GND connected to GND of Arduino UNO R4 WiFi
• PWM connected to D10 of Arduino UNO R4 WiFi

Arduino UNO R4 WiFi

• GND connected to GND of 12V Battery and GND of H-Bridge Motor Driver
• VIN connected to 5V of H-Bridge Motor Driver
• D0/RX connected to GPIO3 / RX of ESP32 CAM
• D1/TX connected to GPIO1 / TX of ESP32 CAM
• D4 connected to IN4 of H-Bridge Motor Driver
• D5 connected to IN3 of H-Bridge Motor Driver
• D7 connected to IN2 of H-Bridge Motor Driver
• D8 connected to IN1 of H-Bridge Motor Driver
• D9 connected to PWM of Servo
• D10 connected to PWM of Servo

ESP32 CAM

• 5V connected to 5V of H-Bridge Motor Driver
• GND connected to GND of Arduino UNO R4 WiFi
• GPIO3 / RX connected to D0/RX of Arduino UNO R4 WiFi
• GPIO1 / TX connected to D1/TX of Arduino UNO R4 WiFi
• GPIO0 connected to GND of ESP32 CAM

Documented Code

Arduino UNO R4 WiFi 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)