Jump to content
2004 LCD
From ElectroDragon Wiki
Note
- Be aware to use address code 0X27 instead of 0X20 in the demo code.(If use the IIC backpack)
Pin Definition
| Front-Left Pin1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16
|
| VSS |
VDD |
V0 |
RS |
RW |
E |
D0 |
D1 |
D2 |
D3 |
D4 |
D5 |
D6 |
D7 |
A |
K
|
- VSS: Ground for Logic(0V)
- VDD: Power supply for Logic(+5V)
- V0: Power supply for LCD Driver
- RS: H: Data；L: Instruction Code
- R/W: H: Read; L: Write
- E: Enable signal
- DB0~DB7: Data Bus Line
- A: Backlight Power(+5V)
- K: Backlight Power(0V)
Documents