| ??? 06/26/06 13:13 Read: times Msg Score: -2 -1 Didn't Search First -1 Message Not Useful |
#119101 - HOW TO PROGRAME Responding to: ???'s previous message |
hi
if 4 digit,7segment display connected with AT89c51 connect all a to p0.0 b = p0.1 c = p0.2 d = p0.3 e = p0.4 f = p0.5 g = p0.6 dp = p0.7 and commen to 1 digit= p2.0 (with transister) 2 digit= p2.1 (with transister) 3 digit= p2.2 (with transister) 4 digit= p2.3 (with transister) commen anode segment please how to drive , if i want counting as example if some value in acc so dec a and how to display and counting. please try to understand me thanks |
| Topic | Author | Date |
| 4 digit 7 segment display | 01/01/70 00:00 | |
| Didn't search first | 01/01/70 00:00 | |
| 4 digit 7 segment display | 01/01/70 00:00 | |
| Also search for BCD | 01/01/70 00:00 | |
| WRONG | 01/01/70 00:00 | |
| Not necessarily. | 01/01/70 00:00 | |
| clarification | 01/01/70 00:00 | |
| HOW TO PROGRAME | 01/01/70 00:00 | |
| no help whatsoever | 01/01/70 00:00 | |
| Not intended to help? | 01/01/70 00:00 | |
| regardless of what the purpose is, uncom | 01/01/70 00:00 | |
| Try shift registers | 01/01/70 00:00 | |
| Datasheets | 01/01/70 00:00 | |
| Datasheets | 01/01/70 00:00 | |
| It's homework time again! | 01/01/70 00:00 | |
| time AND piece? | 01/01/70 00:00 | |
| No, but few jobs are one or the other | 01/01/70 00:00 | |
Chat Groups | 01/01/70 00:00 | |
| No reply from original poster | 01/01/70 00:00 | |
| I'd go one step further | 01/01/70 00:00 | |
| use duglas hall.. | 01/01/70 00:00 | |
| IF you multiplex | 01/01/70 00:00 | |
| the dangers of specific advice | 01/01/70 00:00 | |
| sorry Erik... | 01/01/70 00:00 | |
| no need ... | 01/01/70 00:00 |