The pi40 is a 4x12 ortholinear keyboard with a fixed 2u spacebar using a Raspberry Pi Pico for the controller.
It includes options for a rotary encoder, SSD1306 oled, and per-key in-switch RGB LEDs.
All unused GPIO pins are broken out on the main pcb, as well as the available voltage pins.
This firmware also includes the option for VIA which includes configuration options for the rotary encoder, matrix lighting, and up to 10 layers.
Default oled configuration displays:
Make example for this keyboard (after setting up your build environment):
make 1upkeyboards/pi40:default
Flashing example for this keyboard:
make 1upkeyboards/pi40:default:flash
See the build environment setup and the make instructions for more information. Brand new to QMK? Start with our Complete Newbs Guide.
Enter the bootloader in 2 ways: