A touchscreen matrix using an 3.5" ILI9488 TFT with resistive touch and a Raspberry Pi Pico. The Raspberry Pi Pico has native HID Keyboard support. This sketch gives you 12 buttons in a 4x3 matrix.
The brand-new Epomaker DynaTab 75X is unusual in having a large RGB LED display with a dot-matrix layout. The screen can be programmed and customised. Mechanical keyboard brand Epomaker has announced ...