Adafruit claims SparkFun aims to shoot the messenger for criticizing corporate tolerance of intolerance Retailer SparkFun ...
Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called ...
The DISP pin is not used, just pull it to VCC. External VCOM inversion signal is used, so pull EXTCOMIN to VCC. (I don't like having SPI transactions inside interupt timers, so invert via SPI won't ...