ESP32-Based Wi-Fi Weather Station with DHT11 and AHT10 Sensors
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Circuit Documentation
Summary
This document provides a detailed overview of a circuit that includes an ESP32 microcontroller, a DHT11 temperature and humidity sensor, and an AHT10 temperature and humidity sensor. The ESP32 serves as the central controller, interfacing with the DHT11 and AHT10 sensors to collect environmental data. The sensors are powered by the ESP32 and communicate with it through designated pins.
Component List
ESP32-WROOM-32UE
- Description: A powerful microcontroller with Wi-Fi and Bluetooth capabilities.
- Pins: 3v3, EN, VP, VN, 34, 35, 32, 33, 25, 26, 27, 14, 12, GND, 13, D2, D3, 5V, 23, 22, TX, RX, 21, 19, 18, 5, 17, 16, 4, 0, 2, 15, D1, D0, CKL
DHT11
- Description: A basic, low-cost digital temperature and humidity sensor.
- Pins: DATA, GND, VCC
AHT10
- Description: A high-precision temperature and humidity sensor with I2C interface.
- Pins: Vcc, Gnd, SCL, SDA
Wiring Details
ESP32-WROOM-32UE
- 3v3: Connected to Vcc of AHT10 and VCC of DHT11
- GND: Connected to Gnd of AHT10 and GND of DHT11
- 23: Connected to DATA of DHT11
- 18: Connected to SDA of AHT10
- 5: Connected to SCL of AHT10
DHT11
- VCC: Connected to 3v3 of ESP32
- GND: Connected to GND of ESP32
- DATA: Connected to 23 of ESP32
AHT10
- Vcc: Connected to 3v3 of ESP32
- Gnd: Connected to GND of ESP32
- SDA: Connected to 18 of ESP32
- SCL: Connected to 5 of ESP32
Code
No code is provided for this circuit.
This document provides a comprehensive overview of the circuit, including the components used, their descriptions, and detailed wiring information. This should serve as a useful reference for anyone looking to understand or replicate the circuit.