I use KBDDESC.txt

USBOut 1, buffer, 8, endgame

t = $0
where buffer=[t,0,$14,0,0,0,0,0] ' ($14=q) OK

t = $2
buffer=[t,0,$33,0,0,0,0,0]' ($33 = /) error

i need send "?" = #33 + shift = $2