zeptoforth USB Linux

Linux-compatible USB CDC/ACM Serial device stack for Zeptoforth on Raspberry RP2040 and RP2350 boards.

Includes support for Windows hosts and client applications.

• Tested with multiple Linux and other clients

• Very good upload performance with Minicom , GTKTerm and other clients.

• Install Zeptoforth full non-USB image to Pico first.

• Use zeptocomjs to upload usb files in numerical order, rebooting between each upload.

• 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