| ??? 12/06/02 19:50 Read: times |
#33933 - RE: 8051 with 74C922 key pad, please help! |
Michael,
You are right in the sense that 74C922 is a very old device. But it is a very useful one, I use a single port of 8051 to drive an 20x4 LCD and scan a 16 keys keypad using 74C922. IA |
| Topic | Author | Date |
| 8051 with 74C922 key pad, please help! | 01/01/70 00:00 | |
| RE: 8051 with 74C922 key pad, please help! | 01/01/70 00:00 | |
| RE: 8051 with 74C922 key pad, please help! | 01/01/70 00:00 | |
| RE: 8051 with 74C922 key pad, please help! | 01/01/70 00:00 | |
RE: 8051 with 74C922 key pad, please help! | 01/01/70 00:00 |