Tutorials

Hardware INMP441  SCK -> GPIO 14 (I2S Clock) WS -> GPIO 15 (I2S Word Select) SD -> GPIO 32 (I2S Data) ESP32 GND -> INMP441 GND ESP32 VIN (3...

To output data from an ESP32 using serial communication, you can use the ArduinoJson library to encode the data into a JSON string. The following is an example code to output an integer value from th...

This post provides the pin name of ESP32 WROOM module and ESP32 DevKitC development board in high resolution and also provides the pdf file for download.

This tutorial shows how to building a simple IoT application with ESP32, VS Code, and PlatformIO. It covers setup, project creation, coding, uploading, and extending features for IoT development.

There are serval ways to connect ESP32 to Wi-Fi, in this article we will intorduce it. Provide Wi-Fi ID and password in the code This is the simplest way, but the disadvatage of this way is user n...

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.

This article focuses on the ESP32 board's PWM capabilities, detailing key terms like TON, TOFF, period, and duty cycle, essential for understanding PWM applications and implementation.

This post to show the support of Markdown format in the ESP32cube website.

This article discusses creating a touch-sensitive button using the ESP32's internal capacitive touch sensors. It details the GPIO pins associated with the sensors and explains how to read touch inputs using Arduino syntax.

Are you wondering why some of ESP32 development boards are able to auto flash but some of them are not? And if we'd like to design an ESP32 product, how to make it support auto flash? In this artic...

With the aid of VScode and PlatformIO we can create and edit ESP32 projects to improve the efficiency quite a lot. It includes: - Code highlight. - Find the reference function with right click on it...

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),...