| ??? 08/10/08 23:38 Read: times |
#157385 - Maybe standard 5V display with negative voltage? Responding to: ???'s previous message |
Many LCD modules can be run with 3.3V if you have a negative voltage to supply instead of ground for the potentiometer used to adjust the contrast. |
| Topic | Author | Date |
| 20x4 lcd | 01/01/70 00:00 | |
Maybe standard 5V display with negative voltage? | 01/01/70 00:00 |