| ??? 08/17/05 05:25 Read: times Msg Score: -1 -1 Looks like homework |
#99538 - matrix keypad interfacing help |
hi,
i am trying to interface a 4*3 matrix keypad to 8051. i don't think i got the subroutine right....because it doesn't do anything when a key is pressed......plz help.....i am unable to understand the error....as it is not an assembly error .......i require it immidiately thnx a ton |
| Topic | Author | Date |
| matrix keypad interfacing help | 01/01/70 00:00 | |
| Where's my crystal ball? | 01/01/70 00:00 | |
my working code | 01/01/70 00:00 |