User`s manual

95 Appendix B
mov dx,2eh ;Logic Device 7 CR-F0(GPIO 10-17)
mov al,0f0h ;
out dx,al ;-Index (F0)
mov dx,2fh ;
mov al,0fh ; 1=GPI/0=GPO GPIO[7:4]=GPO
out dx,al ;-Data(0F) GPIO[3:0]=GPI
Print MSG_2
MTEST1 50h ;50h=0101b
Print MSG_3
;------------------------------------------------------------
MOV AH,4CH
INT 21H
END BEGIN
END