Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an ESP32 microcontroller, various sensors, and their interconnections. The circuit is designed to interface with sensors such as the MAX30102, MAX30205, DHT22, and a GSR sensor. The ESP32 microcontroller is programmed to read data from these sensors and perform necessary operations.

Component List

ESP32 38 PINS

• Description: A powerful microcontroller with Wi-Fi and Bluetooth capabilities.
• Pins: GND, G23, G22, TXD, RXD, G21, G19, G18, G5, G17, G16, G4, G0, G2, G15, SDI, SD0, CLK, 3V3, EN, SP, SN, G34, G35, G32, 33, G25, G26, G27, G14, G12, G13, SD2, SD3, 5V

MAX30102

• Description: A sensor used for measuring heart rate and SpO2 levels.
• Pins: VIN, SDA, SCL, GND, RD, IRD, INT

MAX30205

• Description: A temperature sensor.
• Pins: VCC, GND, SDA, SCL, OS, A0, A1, A2

GSR SENSOR

• Description: A sensor used for measuring galvanic skin response.
• Pins: GND, VCC, OUT

DHT22

• Description: A sensor used for measuring temperature and humidity.
• Pins: GND, VCC, DAT

Comment

• Description: Placeholder for comments in the circuit design.
• Pins: None

Wiring Details

ESP32 38 PINS

• GND: Connected to GND of DHT22, MAX30205, MAX30102, and GSR SENSOR.
• G22: Connected to SCL of MAX30205 and MAX30102.
• G21: Connected to SDA of MAX30205 and MAX30102.
• G4: Connected to DAT of DHT22.
• G34: Connected to OUT of GSR SENSOR.
• 5V: Connected to VCC of DHT22, MAX30205, MAX30102, and GSR SENSOR.

MAX30102

• VIN: Connected to 5V of ESP32.
• SDA: Connected to G21 of ESP32.
• SCL: Connected to G22 of ESP32.
• GND: Connected to GND of ESP32.

MAX30205

• VCC: Connected to 5V of ESP32.
• GND: Connected to GND of ESP32.
• SDA: Connected to G21 of ESP32.
• SCL: Connected to G22 of ESP32.

GSR SENSOR

• GND: Connected to GND of ESP32.
• VCC: Connected to 5V of ESP32.
• OUT: Connected to G34 of ESP32.

DHT22

• GND: Connected to GND of ESP32.
• VCC: Connected to 5V of ESP32.
• DAT: Connected to G4 of ESP32.

Documented 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