Build a scriptable USB keyboard using a Teensy board that emulates a standard keyboard and can be controlled over serial from a laptop or a Raspberry Pi, letting you interact with pre-boot menus and BIOS settings without a physical keyboard.
This article shows how to drive a large WS2812B LED ring with a Raspberry Pi Pico or Pico 2, creating festive light effects and even using the ring as a low-resolution display.
RoundyPi is a round LCD display based on RP2040 along with compact and stylish 1.28-inch display module of 240×240 resolution, 65K RGB colors, clear and colorful displaying effect, expand its engagement with your project. RoundyPi comes with an embedded GC9A01 Driver and SPI Interface that minimize the required IO pins. RoundyFi is a round LCD…
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