[Lewin] wrote in to tell us about a high speed library for Arduino Due that he helped develop which allows interfacing OLED displays that use the SSD1306 display controller, using DMA routines ...

This DIY focus timer is a combination of functionality with creativity, offering a tool to help track and improve ...

As we mentioned before, Sharma developed a custom PCB that works with a Raspberry Pi Pico 2, buttons, an SSD1306 OLED display, the DF Mini Player MP3 module, and a handful of WS2812B LEDs.