| ??? 02/23/02 05:50 Read: times |
#20077 - interfacing key pad & sevensegment displ |
i am trying to interface a 5X5 matrix keyboard as well as 14 seven segment displays to the atmel chip 89C52 i would like to know if it is possible to multiplex both the displays as well as the the keypad if yes then how is it done. in case if any other chip is to be used as an add on kindly let me know how is it done |
| Topic | Author | Date |
| interfacing key pad & sevensegment displ | 01/01/70 00:00 | |
| RE: interfacing key pad & sevensegment displ | 01/01/70 00:00 | |
| RE: interfacing key pad & sevensegment displ | 01/01/70 00:00 | |
| RE: interfacing key pad & sevensegment displ | 01/01/70 00:00 | |
RE: interfacing key pad & sevensegment displ | 01/01/70 00:00 |