| ??? 10/22/04 03:32 Read: times |
#79697 - More Hardware Details. Responding to: ???'s previous message |
Dear Members,
1. My LCD in 4 bit mode is connected through a buffer 74HC541 and I am using P1 to drive the inputs of this 74HC541 and P3.3 for /GE [ Gate Enable ]. 2. I have a 4X4 matrix keypad connected to another 74HC541 wich is also inturn connected to P1 with Gate enable pin connected to P3.4. Regards, Prahlad Purohit |
| Topic | Author | Date |
| Stuck with LCD problem. | 01/01/70 00:00 | |
| Address setup time | 01/01/70 00:00 | |
| RE: Address setup time | 01/01/70 00:00 | |
| How is it connected? | 01/01/70 00:00 | |
| More Hardware Details. | 01/01/70 00:00 | |
| Probably need code | 01/01/70 00:00 | |
| RE: Probably need code | 01/01/70 00:00 | |
| RE: Probably need code | 01/01/70 00:00 | |
| Problem Solved. | 01/01/70 00:00 | |
| Code in proper format | 01/01/70 00:00 | |
| Floating... | 01/01/70 00:00 | |
| RE: Floating... | 01/01/70 00:00 | |
| LCD in india | 01/01/70 00:00 | |
| RE: LCD in india | 01/01/70 00:00 | |
| RE: LCD in india | 01/01/70 00:00 | |
| RE: LCD in india | 01/01/70 00:00 | |
RE: Stuck with LCD problem. | 01/01/70 00:00 |