Modified version of ulisp-arm (see below) for use with a self-contained uLisp computer based on the Teensy 4.1, a TFT screen with RA8875 controller and an USB keyboard. The REPL works locally and via serial connection simultaneously and prints to the TFT as well.

https://github.com/ErsatzMoco/ulisp-lispbox

https://github.com/ErsatzMoco/ulisp-lispbox/blob/205937af06213284e3ef8b0082a530be0de1e384/LispboxLibrary.h#L133

"LispBox screen editor"

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