Linux-compatible USB CDC/ACM Serial device stack for Zeptoforth on Raspberry RP2040 and RP2350 boards.
Includes support for Windows hosts and client applications.
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Tested with multiple Linux and other clients
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Very good upload performance with Minicom , GTKTerm and other clients.
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Install Zeptoforth full non-USB image to Pico first.
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Use zeptocomjs to upload usb files in numerical order, rebooting between each upload.
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Use file
julia.fs
to check USB download performance -
Use file
large_upload_file_line_numbers.fs
to check USB upload performance. -
Upload rate significantly reduced when writing to flash