# RP2040-Keyboard-3 ![waveshare/rp2040_keyboard_3](https://i.imgur.com/HYoHwVk.jpeg) RP2040-Keyboard-3 is a high-performance, cost-effective three-key keyboard development board designed by Waveshare. It features programmable custom key functions and RGB lighting effects. * Keyboard Maintainer: [zvecr](https://github.com/zvecr) * Hardware Supported: * Hardware Availability: Make example for this keyboard (after setting up your build environment): make waveshare/rp2040_keyboard_3:default Flashing example for this keyboard: make waveshare/rp2040_keyboard_3:default:flash See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs). ## Bootloader Enter the bootloader in 3 ways: * **Bootmagic reset**: Hold down the key at (0,0) in the matrix (top left key) and plug in the keyboard * **Physical reset button**: Press and hold the `BOOT` button, then briefly press the `RESET` button on the back of the PCB * **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available