Keybow 2040 CAT keyboard

This code is configured for a Yaesu FTdx10 transceiver.

This is using the UART pads on the Keybow 2040 to communicate with a radio transceiver via RS232. It gives you extra buttons you might miss on your radio's frontpanel.

What you need

• Pimoroni Keybow 2040.
• Relegendable MX-compatible keycaps.
• A max3232 level shifter from the 3.3v UART to -/+ 5 V.

Steps

• Update circuitpython to the latest version, download here: https://circuitpython.org/board/pimoroni_keybow2040/
• Update the adafruit_is31fl3731 library, download here: https://github.com/adafruit/Adafruit_CircuitPython_IS31FL3731
• Upload the code.py example.