| ??? 06/10/10 03:44 Read: times |
#176570 - 74hc595 as extended port Responding to: ???'s previous message |
mr pairush thanks for giving such a good idea. but i cannot understand how to address the extended i/o.like p1,p2,p3 what will be the adress of additioanal i/o.please make me understand and please draw the schematic/ circuit diagram. |
| Topic | Author | Date |
| 89s52 communication with visual basic | 01/01/70 00:00 | |
| Double the fun.. | 01/01/70 00:00 | |
| RE: Cables & hubs | 01/01/70 00:00 | |
| use an 8-porter ... | 01/01/70 00:00 | |
| Use 74HC595 to extend port | 01/01/70 00:00 | |
| 74hc595 as extended port | 01/01/70 00:00 | |
Spent any time with the datasheet? | 01/01/70 00:00 |