Circuit Documentation

Summary

This document provides a detailed overview of a circuit involving two microcontrollers (Raspberry Pi Pico and ESP 32 Wroom Dev Kit) and several resistors. The document includes a component list, wiring details, and the embedded code used in the microcontrollers.

Component List

Raspberry Pi Pico

• Description: A low-cost, high-performance microcontroller board with flexible digital interfaces.
• Pins: pin 1, pin 2, pin 3, pin 4, pin 5, pin 6, pin 7, pin 8, pin 9, pin 10, pin 11, pin 12, pin 13, pin 14, pin 15, pin 16, pin 17, pin 18, pin 19, pin 20, pin 21, pin 22, pin 23, pin 24, pin 25, pin 26, pin 27, pin 28, pin 29, pin 30, pin 31, pin 32, pin 33, pin 34, pin 35, pin 36, pin 37, pin 38, pin 39, pin 40, pin 41, pin 42, pin 43

ESP 32 Wroom Dev Kit

• Description: A powerful, generic Wi-Fi+BT+BLE MCU module that targets a wide variety of applications.
• Pins: 3V3, EN, VP, VN, GPIO 34, GPIO 35, GPIO 32, GPIO 33, GPIO 25, GPIO 26, GPIO 27, GPIO 14, GND, GPIO 13, SD2, SD3, CMD, V5, GPIO 23, GPIO 22, TXD, RXD, GPIO 21, GPIO 19, GPIO 18, GPIO 5, GPIO 17, GPIO 16, GPIO 4, GPIO 0, GPIO 2, GPIO 15, SD1, SD0, CLK

Resistor (2200 Ohms)

• Description: A resistor with a resistance of 2200 Ohms.
• Pins: pin1, pin2

Wiring Details

Raspberry Pi Pico

• pin 11 is connected to EN of ESP 32 Wroom Dev Kit.
• pin 24 is connected to GPIO 21 of ESP 32 Wroom Dev Kit and pin1 of a Resistor.
• pin 25 is connected to GPIO 22 of ESP 32 Wroom Dev Kit and pin1 of another Resistor.
• pin 38 is connected to GND of ESP 32 Wroom Dev Kit.

ESP 32 Wroom Dev Kit

• EN is connected to pin 11 of Raspberry Pi Pico.
• GPIO 21 is connected to pin 24 of Raspberry Pi Pico and pin1 of a Resistor.
• GPIO 22 is connected to pin 25 of Raspberry Pi Pico and pin1 of another Resistor.
• GND is connected to pin 38 of Raspberry Pi Pico.
• 3V3 is connected to pin2 of two Resistors.

Resistor (2200 Ohms)

• pin1 of one resistor is connected to GPIO 21 of ESP 32 Wroom Dev Kit and pin 24 of Raspberry Pi Pico.

• pin2 of the same resistor is connected to 3V3 of ESP 32 Wroom Dev Kit.

• pin1 of another resistor is connected to GPIO 22 of ESP 32 Wroom Dev Kit and pin 25 of Raspberry Pi Pico.

• pin2 of the same resistor is connected to 3V3 of ESP 32 Wroom Dev Kit.

Code Documentation

Raspberry Pi Pico (Instance 1)

sketch.ino

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

}

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

}

documentation.txt

No additional documentation provided.

Raspberry Pi Pico (Instance 2)

sketch.ino

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

}

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

}

documentation.txt

No additional documentation provided.

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This concludes the documentation for the circuit. If there are any questions or further clarifications needed, please feel free to ask.