PIO src/ria/sys/sys.pio

[WojciechGw]

@rumbledethumps
in a file src/ria/sys/sys.pio
you wrote a comment

; TODO why doesn't mov x !pins work?

in https://datasheets.raspberrypi.com/rp2350/rp2350-datasheet.pdf
page 899 mov syntax

mov <destination>, (op) <source>

maybe the lack of a comma after destination and space between (op) and source matters ...

[rumbledethumps]

Test it and find out.