??? 05/16/05 11:09 Read: times |
#93484 - P3 don't need pull ups. Responding to: ???'s previous message |
Marjan
Posrt 1,2,3 have internal pull ups and don't need any external pull ups kai has explained port 0 pull ups before just click in the link below http://www.8052.com/forum/read.phtml?id=90064 |
Topic | Author | Date |
typical pull up for P3? | 01/01/70 00:00 | |
1K to 2.2K are good values | 01/01/70 00:00 | |
Mechanical switches need minimum current | 01/01/70 00:00 | |
??? | 01/01/70 00:00 | |
Dry loads | 01/01/70 00:00 | |
P3 don't need pull ups. | 01/01/70 00:00 | |
Misunderstanding! | 01/01/70 00:00 | |
1K is stronger not weaker. | 01/01/70 00:00 | |
Switch Configuration !!! | 01/01/70 00:00 | |
Thanx | 01/01/70 00:00 | |
Why 1k? | 01/01/70 00:00 | |
because![]() | 01/01/70 00:00 | |
A Correction! | 01/01/70 00:00 |