📄️ Keyboard Firmware
The keyboard firmware is a fork of i2cpuppet with a few additional features to support the Beepy.
📄️ Power Management & Battery
The onboard RP2040 controls the power to the Pi, as well as measuring the battery level with its ADC. The Beepy can be safely shutdown by holding the "End Call" button on the keyboard.
📄️ RGB LED
The following sysfs entries are available under /sys/firmware/beepy: