Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes a GY-MCU90640 thermal camera, a Nextion Touch LCD 2.4", and an ESP32 microcontroller. The circuit is designed to interface these components for a specific application, with the ESP32 acting as the central controller. The document includes a component list, wiring details, and the embedded code used in the microcontrollers.

Component List

GY-MCU90640

• Description: Thermal camera module
• Pins: Pin 1, Pin 2, Pin 3, Pin 4, Pin 5, Pin 6, Pin 7, Pin 8

Nextion Touch LCD 2.4"

• Description: Touchscreen display module
• Pins: VCC, GND, RX, TX

ESP32 (30 pin)

• Description: Microcontroller with Wi-Fi and Bluetooth capabilities
• Pins: EN, VP, VN, D34, D35, D32, D33, D25, D26, D27, D14, D12, D13, GND, Vin, D23, D22, TX0, RX0, D21, D19, D18, D5, TX2, RX2, D4, D2, D15, 3V3

Wiring Details

GY-MCU90640

• Pin 1: Connected to ESP32 (30 pin) - 3V3
• Pin 2: Connected to ESP32 (30 pin) - GND
• Pin 7: Connected to ESP32 (30 pin) - D21
• Pin 8: Connected to ESP32 (30 pin) - D22

Nextion Touch LCD 2.4"

• VCC: Connected to ESP32 (30 pin) - Vin
• GND: Connected to ESP32 (30 pin) - GND
• RX: Connected to ESP32 (30 pin) - RX2
• TX: Connected to ESP32 (30 pin) - TX2

ESP32 (30 pin)

• 3V3: Connected to GY-MCU90640 - Pin 1
• GND: Connected to GY-MCU90640 - Pin 2, Nextion Touch LCD 2.4" - GND
• Vin: Connected to Nextion Touch LCD 2.4" - VCC
• D21: Connected to GY-MCU90640 - Pin 7
• D22: Connected to GY-MCU90640 - Pin 8
• RX2: Connected to Nextion Touch LCD 2.4" - RX
• TX2: Connected to Nextion Touch LCD 2.4" - TX

Documented Code

ESP32 (30 pin)

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

}

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

}

Nextion Touch LCD 2.4"

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

}

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

}

This documentation provides a comprehensive overview of the circuit, including the components used, their wiring connections, and the embedded code for the microcontrollers.