| ??? 09/12/06 18:10 Read: times |
#124145 - which is why Responding to: ???'s previous message |
Andy Neil said: Avishek Kumar said:
Or, to put it another way, are you certain that the 8051 will never assert its /RD output except when you want to assert the UART's /IOR input?
Similarly for /WR and /IOW... ... you need to decode addresses and either gate RD\ and WR\ or drive CS\ (if the UART has one). -a |
| Topic | Author | Date |
| /R & /W OR /IOR & /IOW | 01/01/70 00:00 | |
| Oops | 01/01/70 00:00 | |
| Make preview compulsory? | 01/01/70 00:00 | |
| IIRC | 01/01/70 00:00 | |
| Thanx Neil | 01/01/70 00:00 | |
| Reading time | 01/01/70 00:00 | |
| IOW\ and IOR\ | 01/01/70 00:00 | |
| Spaces... | 01/01/70 00:00 | |
| It has a few more ... and what\'s with the \\? | 01/01/70 00:00 | |
| Too many Andies... | 01/01/70 00:00 | |
| As Sun Ra said, | 01/01/70 00:00 | |
| and I thought I was the only one | 01/01/70 00:00 | |
| Whats this | 01/01/70 00:00 | |
| need to be specific | 01/01/70 00:00 | |
| Improper? | 01/01/70 00:00 | |
| go back and read ... | 01/01/70 00:00 | |
| and also read... | 01/01/70 00:00 | |
| What I understood ? | 01/01/70 00:00 | |
| No. | 01/01/70 00:00 | |
| You mean Yes?! | 01/01/70 00:00 | |
| which is why | 01/01/70 00:00 | |
THANKX everybody | 01/01/70 00:00 |