# EC660C ![EC660C PCB](https://i.imgur.com/HfTvrkph.jpg) Replacement PCB for the Leopold FC660C. * Keyboard Maintainer: [cipulot](https://github.com/cipulot) * Hardware Supported: EC660C PCB * Hardware Availability: TBD Make example for this keyboard (after setting up your build environment): make cipulot/ec_660c:default Flashing example for this keyboard: make cipulot/ec_660c: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 2 ways: * **Physical reset**: Long short the exposed pads on the top of the PCB * **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available