| ??? 09/08/09 07:55 Read: times |
#168796 - Pullup on D0 P0 Responding to: ???'s previous message |
Does your micro need pullups on P0? |
| Topic | Author | Date |
| hd44780 16x2 lcd some letters display as other letters | 01/01/70 00:00 | |
| How fast is your 8051? | 01/01/70 00:00 | |
| speed | 01/01/70 00:00 | |
| incomplete init, or some hardware issue | 01/01/70 00:00 | |
| Looks like short between D0 and GND | 01/01/70 00:00 | |
| Pullup on D0 P0 | 01/01/70 00:00 | |
| Debug Tip: Always look for patterns! | 01/01/70 00:00 | |
| Oscilloscope | 01/01/70 00:00 | |
| will check D0 | 01/01/70 00:00 | |
| It could simply be open ... | 01/01/70 00:00 | |
| the analysis is fine... | 01/01/70 00:00 | |
It's easier if he has one ... | 01/01/70 00:00 |