| ??? 05/26/05 07:02 Modified: 05/26/05 07:03 Read: times |
#93913 - 8051 inputs Responding to: ???'s previous message |
Vu Nhu Khanh said:
do I still have to setb card_in ? If you want to be able to read the value being applied to the pin, you need to ensure that the 8051's open-drain driver is not turned on: http://www.8052.com/forum/read.phtml?id=88984 |
| Topic | Author | Date |
| decoding code 39 with 89s52 | 01/01/70 00:00 | |
| Some hints! | 01/01/70 00:00 | |
| do I still have to setb card_in | 01/01/70 00:00 | |
| Oop ! i goofed off | 01/01/70 00:00 | |
| 8051 inputs | 01/01/70 00:00 | |
thanks i saw the point | 01/01/70 00:00 |