Circuit Documentation

Summary

This document provides a detailed overview of a circuit comprising various components, including Electronic Speed Controllers (ESCs), a Raspberry Pi 4B, an Arduino Nano, T200 Thrusters, a Li-ion battery, Bluetooth HC-06, and Buck converters. The document includes a component list, wiring details, and documented code for the microcontrollers.

Component List

Electronic Speed Controller (ESC)

• Description: Controls the speed of the motors.
• Pins: Battery VCC, Battery GND, Signal, 5v out, GND out, M1, M2, M3

Arduino Nano

• Description: A small, complete, and breadboard-friendly board based on the ATmega328.
• Pins: D1/TX, D0/RX, RESET, GND, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11/MOSI, D12/MISO, VIN, 5V, A7, A6, A5, A4, A3, A2, A1, A0, AREF, 3V3, D13/SCK

Raspberry Pi 4B

• Description: A small single-board computer.
• Pins: 3V3, 5V, GPIO2, GPIO3, GND, GPIO4, GPIO14, GPIO15, GPIO17, GPIO18, GPIO27, GPIO22, GPIO23, GPIO24, GPIO10, GPIO9, GPIO25, GPIO11, GPIO8, GPIO7, ID_SD, GPIO5, GPIO6, GPIO12, GPIO13, GPIO19, GPIO16, GPIO26, GPIO20, GPIO21, ID_SC, TR01_TAP, TR00_TAP, TR03_TAP, TR02_TAP, RUN, GLOBAL_EN

T200 Thruster

• Description: A high-performance underwater thruster.
• Pins: A, B, C

Li-ion 5000mAh Battery

• Description: Provides power to the circuit.
• Pins: 11.1V, GND

Bluetooth HC-06

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

Buck Converter

• Description: Steps down voltage from a higher voltage to a lower voltage.
• Pins: IN+, IN-, OUT+, OUT-

Wiring Details

Buck Converter

• OUT+ connected to M1 of an ESC.
• OUT- connected to M3 of the same ESC.
• IN+ connected to IN+ of another Buck Converter and 11.1V of the Li-ion battery.
• IN- connected to IN- of another Buck Converter and GND of the Li-ion battery.

Electronic Speed Controller (ESC)

• M1 connected to OUT+ of a Buck Converter.
• M3 connected to OUT- of the same Buck Converter.

Li-ion 5000mAh Battery

• 11.1V connected to IN+ of both Buck Converters.
• GND connected to IN- of both Buck Converters.

Documented Code

Arduino Nano 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

This document provides a comprehensive overview of the circuit, including the components used, their wiring details, and the code for the microcontrollers.