| ??? 02/02/03 13:27 Read: times |
#38058 - RE: even better Responding to: ???'s previous message |
If you use a chip such as the P89C668 with plenty of RAM and Flash inside, you have all 4 ports available for I/O and you can drop all needs for 8255, (C)PLD or latches.
Erik |
| Topic | Author | Date |
| 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| ERIK... | 01/01/70 00:00 | |
| RE: ERIK... | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin -IJAZ | 01/01/70 00:00 | |
| RE: even better | 01/01/70 00:00 | |
| RE: even better | 01/01/70 00:00 | |
| RE: even better | 01/01/70 00:00 | |
| Confession time... | 01/01/70 00:00 | |
| RE: Confession time... | 01/01/70 00:00 | |
RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 | |
| RE: 8255 interrupt pin is not working | 01/01/70 00:00 |