| ??? 06/24/01 21:34 Read: times |
#12746 - RE: How to read a 4x4 keyboard |
I've a at89c52. I want to connect 16 switches to any port, with only 8 bits.
Can you help me with a schematic and a example for read the keypad? |
| Topic | Author | Date |
| How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
| RE: How to read a 4x4 keyboard | 01/01/70 00:00 | |
RE: How to read a 4x4 keyboard | 01/01/70 00:00 |