A common cause of this issue is the bootup time. When a microcontroller boots up, your code in microcontroller may try to connects to other components. If one of these components have not initialized yet, your MCU will fail to communicate with the component. If no retries are made, your system is st...

Hello, I would like to share the MicroPython LED Matrix Library that works with ESP32 boards. https://newbiely.com/images/cover/esp32-led-matrix-with-micropython.jpg Features Supports ASCII characters, including the degree (°) symbol Allows custom characters (with a provided custom character generat...

Hello, I would like to share the MicroPython LCD I2C Library that works with ESP32 boards. This library also supports printing custom characters on LCD displays. The library can be installed via the Package Manager on Thonny IDE. You can see instructions on how to use this library in the following t...

Thank you for your comment!

Hello everyone, I would like to introduce a series of MicroPython Tutorials for ESP32 The series includes from the getting started with ESP32 and MircoPython, blinking LED, reading button, controlling relay, LCD display, OLED display, controlling servo motor, DC motor and so on... The below are some...

The ESP8266 is becoming increasingly popular. Here is a comprehensive list of ESP8266 tutorials ESP8266 tutorials - English ESP8266 tutorials - French ESP8266 tutorials - Korean that provide instructions on how to use the ESP8266 with various sensors and actuators, with a particular focus on IoT app...

This is a detailed instruction on how to connect ESP8266 NodeMCU to AWS IoT Core

I hope it is useful for newbies.