Protech Systems PA-3222 User Manual page 245

in al, dx
and al, 30h
out dx, al
; ---------------- Set timeout interval as 30seconds and start counting --------------
dec dx
mov al, 0F6h
out dx, al
inc dx
mov al, 1Eh
out dx, al
;---------------------------------Exit the extended function mode -------------------------
dec dx
mov al, 0AAh
out dx, al
PA-3222 SERIES USER MANUAL
Appendix B Technical Summary
Page: B-12