# Raspberry Pi 2040 onekey To trigger keypress, short together pins *GP4* and *GP5*. Double-tap reset to enter bootloader mode. Copy the built uf2 file to the device by dragging the file to the new USB disk. ## Supported Hardware * Raspberry Pi Pico * SparkFun Pro Micro - RP2040 * Adafruit KB2040 - RP2040 Kee Boar * ...and many more RP2040 based development boards