# deltapad *A short description of the keyboard/project* A 4x4 keypad * Keyboard Maintainer: [Richard Snijder](https://github.com/rich239) * Hardware Supported: Atmel 32u4 based keypads Make example for this keyboard (after setting up your build environment): make deltapad:default Flashing example for this keyboard: make deltapad: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 the following way: * **Physical reset button**: Briefly press the button on the back of the PCB - some may have pads you must short instead