The demo code for [XTronical]’s ESP32-based SD card music player is not even 40 lines long, though it will also require a few economical parts before it all works. Nevertheless, making a ...

Some ESP32 boards become community favourites because they're small, cheap, or easy to flash. The ESP32-A1S (known also as ...

This application note shows one of the typical use cases of the FlexIO peripheral module, which was initially introduced on the Freescale Kinetis KL43 MCU family (ARM® CM0+ MCU) in the role of the I2S ...

Here’s the thing about running large strings of Neopixels—also known as WS2812 addressable LEDs. You need to truck out a ton of data, and fast. There are a dozen different libraries out there to drive ...