Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an Arduino Mega 2560 microcontroller, multiple 3.7V batteries, and an LM2596 voltage regulator. The circuit is designed to power the Arduino Mega 2560 using the batteries through the voltage regulator. The document includes a component list, wiring details, and the embedded code for the microcontroller.

Component List

Arduino Mega 2560

• Description: A microcontroller board based on the ATmega2560.
• Pins: IOREF, RESET, 3V3, 5V, GND, VIN, A0-A15, D21/SCL, D20/SDA, D19/RX1, D18/TX1, D17 PWM/RX2, D16 PWM/TX2, D15/RX3, D14/TX3, D0 RX0, D1 TX0, D2 PWM, D3 PWM, D4 PWM, D5 PWM, D6 PWM, D7 PWM, D8 PWM, D9 PWM, D10 PWM, D11 PWM, D12 PWM, D13 PWM, AREF, SDA, SCL, D52, D50, D48, D46, D44, D42, D40, D38, D36, D34, D32, D30, D28, D26, D24, D22, D53, D51, D49, D47, D45, D43, D41, D39, D37, D35, D33, D31, D29, D27, D25, D23, 6swdw.

3.7V Battery

• Description: A 3.7V lithium-ion battery.
• Pins: +, -.

LM2596

• Description: A step-down voltage regulator.
• Pins: IN, OUT.

Wiring Details

Arduino Mega 2560

• GND: Connected to LM2596 OUT.
• VIN: Connected to LM2596 OUT.

3.7V Battery

• Battery 1:
  • -: Connected to + of Battery 2.
• Battery 2:
  • -: Connected to - of Battery 1 and - of Battery 3.
  • +: Connected to - of Battery 1.
• Battery 3:
  • -: Connected to - of Battery 2 and + of Battery 4.
  • +: Connected to - of Battery 4.
• Battery 4:
  • -: Connected to + of Battery 3 and + of Battery 5.
  • +: Connected to - of Battery 3.
• Battery 5:
  • -: Connected to + of Battery 4 and + of Battery 6.
  • +: Connected to - of Battery 4.
• Battery 6:
  • -: Connected to + of Battery 5 and + of Battery 7.
  • +: Connected to - of Battery 5.
• Battery 7:
  • -: Connected to + of Battery 6 and + of Battery 8.
  • +: Connected to - of Battery 6.
• Battery 8:
  • -: Connected to + of Battery 7 and + of Battery 9.
  • +: Connected to - of Battery 7.
• Battery 9:
  • -: Connected to + of Battery 8 and + of Battery 10.
  • +: Connected to - of Battery 8.
• Battery 10:
  • -: Connected to + of Battery 9 and + of Battery 11.
  • +: Connected to - of Battery 9.
• Battery 11:
  • -: Connected to + of Battery 10 and + of Battery 12.
  • +: Connected to - of Battery 10.
• Battery 12:
  • -: Connected to + of Battery 11 and LM2596 IN.
  • +: Connected to - of Battery 11 and LM2596 IN.

LM2596

• IN: Connected to + of Battery 12 and + of Battery 11.
• OUT: Connected to GND and VIN of Arduino Mega 2560.

Code

Arduino Mega 2560

sketch.ino

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

}

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

}

documentation.txt