Back in the day, if one wanted a particular guitar effect one would purchase an effects pedal or “stomp box”, and even a modest collection of them could be an eye-watering investment. A guitar amp ...
Print to a Canon SELPHY CP1500 over USB from a Raspberry Pi running Raspberry Pi OS Bookworm (arm64), through CUPS and gutenprint. One script installs the driver, keeps ipp-usb away from the printer, ...
Here an example of constructor, you must pass the UART interface and (if you want, but It's reccomended) the AUX pin, M0 and M1.