| ??? 06/27/08 21:52 Read: times |
#156278 - Output voltage Responding to: ???'s previous message |
If you measure the output voltage of the controller you may find that its not Vcc but a little lower. This difference may open the transistors a little. If this is the case a resistor over the base and the emitter could help.
Dick |
| Topic | Author | Date |
| Common cathode dot matrix display and 8051 | 01/01/70 00:00 | |
| Show us your code. | 01/01/70 00:00 | |
| I missed that | 01/01/70 00:00 | |
| Base resister to the PNP? | 01/01/70 00:00 | |
| Details | 01/01/70 00:00 | |
| Output voltage | 01/01/70 00:00 | |
| Video | 01/01/70 00:00 | |
| cause | 01/01/70 00:00 | |
| Easier Way To Do It (Design Experience) | 01/01/70 00:00 | |
| incorrect | 01/01/70 00:00 | |
| It's Correct | 01/01/70 00:00 | |
| nope it is NOT corect | 01/01/70 00:00 | |
| Read Again Please =) | 01/01/70 00:00 | |
that is contradictory | 01/01/70 00:00 |