Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an Arduino UNO R4 WiFi, an Arduino Motor Shield (Rev3), two 775 motors, a TF LUNA LIDAR, an Adafruit AMG8833 sensor, and a 18650 Li-Ion battery. The circuit is designed to control motors and read sensor data, with the Arduino UNO R4 WiFi serving as the central microcontroller.

Component List

Arduino Motor Shield (Rev3)

• Description: Motor driver shield for Arduino
• Pins: GND, A2, 5V, A3, A0, A1, A4, A5, D8/BreakeB, D9/BreakeA, D10 PWM, D11 PWM/B, D12/DirA, D13/DirB, AREF, SDA, SCL, IOREF, D1/TX, D2, D3 PWM/A, D4, D5 PWM, D6 PWM, D7, B-, B+, A-, A+, VMOT, RESET, 3V3, VIN

18650 Li-Ion

• Description: Rechargeable lithium-ion battery
• Pins: Positive, Negative

Arduino UNO R4 WiFi

• Description: Microcontroller board with WiFi capability
• 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

775 Motor

• Description: High-torque DC motor
• Pins: positive, negative

TF LUNA LIDAR

• Description: LIDAR sensor for distance measurement
• Pins: power, RXD/SDA, TXD/SCL, GND, ICL, DATA SIG

Adafruit AMG8833

• Description: 8x8 thermal camera sensor
• Pins: VCC, 3.3V, GND, SCL, SDA, INT

Wiring Details

Arduino Motor Shield (Rev3)

• B- connected to 775 motor negative pin
• B+ connected to 775 motor positive pin
• A- connected to 775 motor negative pin
• A+ connected to 775 motor positive pin
• VMOT connected to 18650 Li-Ion Positive pin
• GND connected to 18650 Li-Ion Negative pin

18650 Li-Ion

• Positive connected to Arduino Motor Shield (Rev3) VMOT pin
• Negative connected to Arduino Motor Shield (Rev3) GND pin

Arduino UNO R4 WiFi

• 3V3 connected to Adafruit AMG8833 3.3V pin
• 5V connected to TF LUNA LIDAR power pin
• GND connected to TF LUNA LIDAR ICL pin
• GND connected to Adafruit AMG8833 GND pin
• GND connected to TF LUNA LIDAR GND pin
• A4 connected to Adafruit AMG8833 SDA pin
• A5 connected to Adafruit AMG8833 SCL pin
• SDA connected to TF LUNA LIDAR RXD/SDA pin
• SCL connected to TF LUNA LIDAR TXD/SCL pin

775 Motor

• negative connected to Arduino Motor Shield (Rev3) B- pin
• positive connected to Arduino Motor Shield (Rev3) B+ pin
• negative connected to Arduino Motor Shield (Rev3) A- pin
• positive connected to Arduino Motor Shield (Rev3) A+ pin

TF LUNA LIDAR

• power connected to Arduino UNO R4 WiFi 5V pin
• ICL connected to Arduino UNO R4 WiFi GND pin
• GND connected to Arduino UNO R4 WiFi GND pin
• RXD/SDA connected to Arduino UNO R4 WiFi SDA pin
• TXD/SCL connected to Arduino UNO R4 WiFi SCL pin

Adafruit AMG8833

• 3.3V connected to Arduino UNO R4 WiFi 3V3 pin
• GND connected to Arduino UNO R4 WiFi GND pin
• SDA connected to Arduino UNO R4 WiFi A4 pin
• SCL connected to Arduino UNO R4 WiFi A5 pin

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:

}

documentation.txt