POKE &H6016,0
stty -F /dev/ttyUSB0 ispeed 2400 cat /dev/ttyUSB0
CLOAD "program"
LLIST
tee program.bas </dev/ttyUSB0
(stty raw; cat > side-a.cas) < /dev/ttyUSB0 # or pipe through hexdump to see the data flow (stty raw; tee -a dump.cas | hexdump -C) < /dev/ttyUSB1
run<enter>