| ??? 11/22/08 19:54 Read: times |
#160212 - that's only half the "test" Responding to: ???'s previous message |
shorting pins 2 and 3 won't detect baud rate mismatch. For that you need a known-good com port that's set to the correct baud rate.
RE |
| Topic | Author | Date |
| How to test a comport ? | 01/01/70 00:00 | |
| Scope is good. | 01/01/70 00:00 | |
| connect it | 01/01/70 00:00 | |
| Short pins 2 & 3 on PC Comport | 01/01/70 00:00 | |
| that's only half the "test" | 01/01/70 00:00 | |
| Maybe a third? | 01/01/70 00:00 | |
| you don't have to use them | 01/01/70 00:00 | |
| But that may require you to specifically turn them off | 01/01/70 00:00 | |
| Goodness! That must be difficult. | 01/01/70 00:00 | |
| No, it's not difficult | 01/01/70 00:00 | |
| Run Hyperterminal with flow control off | 01/01/70 00:00 | |
| I'm late.......... | 01/01/70 00:00 | |
| Hyperterminal bundled with Windows | 01/01/70 00:00 | |
| do the LOOPBACK TEST | 01/01/70 00:00 | |
LOOP BACK | 01/01/70 00:00 |