Most Helpful Member
hi,i think portd.7 6 5 4... it on row... i hope true... how i can make it mask off??
Look at this option, I have checked it with your keypad settings and it works ok.
Dont forget to make Dim keyoff as Byte
lp1: PORTD = 0x0f keyoff = PORTD And 0xf0 If keyoff <> 0 Then Goto lp1 Endif