# Big Knob ![big_knob](https://i.imgur.com/KLS0O7Zh.png) A 3D printed single encoder volume knob with a SPI Screen. * Keyboard Maintainer: [jpe230](https://github.com/jpe230) * Hardware Supported: Big Knob PCB, Sparkfun ProMicro RP2040 (*See notes*) * Hardware Availability: ## Features The Big Knob was designed to be easy to assemble: * Designed to be used with a RP2040 board (*See notes*) * ST7735 0.96 inch color display * RGBLight * Easy to 3D print ### Notes You can use any compatible RP2040 board (I.E.: KB2040, Elite Pi, etc), but you will need to modify the pin definition to match you board ## Flashing Make example for this keyboard (after setting up your build environment): qmk compile -kb jpe230/big_knob -km default Flashing example for this keyboard: qmk flash -kb jpe230/big_knob -km default 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). ## Building Instructions You can find the required materials and the instructions to build your own Big Knob in the [project repo](https://github.com/Jpe230/big_knob) ## Bootloader Enter the bootloader in 3 ways: * **Bootmagic reset**: Hold down the encoder buitton and plug in the keyboard * **Physical reset button**: Briefly press the reset button on the front of the RP2040 board * **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available