Tutorials
ESP32 development tutorials and guides
ESP32 communicate with I2C devices
Hardware connection On the ESP32 microcontroller, there are several pairs of GPIO pins that can be used for I2C communication. The default I2C pins on the ESP32 are GPIO 21 (SDA) and GPIO 22 (SCL),...
Audio Playback with HSC001 and ESP32
This post is an introduction to using the HSC001 module for audio playback. It details the necessary components, module features, pin distribution, hardware connections, and code implementation for setting up and playing audio files.
Introduction to the Powerful MultiButton Key Driver Module
MultiButton a powerful and easy-to-use key driver module. It explains its core advantages, usage steps, data structure, supported events, and provides example code.
ESP32 and human body infrared module
Usage of ESP32 to control the human body infrared module, covering its components, control principle, applications, circuit connection, and code.
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ESP32/Arduino Scan Device I2C Address
ESP32/Arduino finds the address of I2C device When uses I2C devices, it often needs to check whether the I2C device communicates rightly, or the device's I2C address is set wrong. This code will s...
Testing Post
This is a testing post