# sf2040 ![sf2040 Image](https://i.imgur.com/DZ9N17ph.png) The sf2040 is a mechanical 76-key keyboard based on the [RP2040](https://datasheets.raspberrypi.com/rp2040/rp2040-datasheet.pdf) microcontroller from Raspberry Pi. * Keyboard Maintainer: [strayfade](https://github.com/strayfade) * Hardware Availability: https://github.com/strayfade/sf2040 Make example for this keyboard (after setting up your build environment): make sf2040:default Flashing example for this keyboard: make sf2040: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 **Bootmagic reset**: To enter the bootloader, hold down the key at (0,0) in the matrix (the top left key or Escape) and plug in the keyboard.