WG14432D is a monochrome 144×32 graphics LCD module which is built in with ST7920 controller IC. WG14432D is having the same mechanical size as Character WH1602D. This WG14432D module supports 6800 parallel and SPI interface; 5V power supply, also internal boost 3.3V optional. This 144×32 graphic LCD display supports Traditional Chinese and Simplified Chinese Font. It can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.
144×32 LCD Graphic Display
Model No. WG14432D
- Graphic LCD 144×32
- IC: ST7920
- 1/32 duty cycle
- +5V power supply
- Internal boost option
- Chinese version
- Same size as WH1602D
- Interface: 6800/SPI
Description
Drawing
Drawing
Data source ref:WG14432D-TMI-V#T
Specifications
Specifications
Interface Pin Function
Pin No. | Symbol | Level | Description |
---|---|---|---|
1 | VDD | 5.0V | Supply voltage for logic |
2 | VSS | 0V | Ground |
3 | Vo | — | Supply voltage for LCD |
4 | RS | — | H: Data , L : Instruction |
5 | R/W | H/L | H: Read (Module –> MPU) L: Write(MPU –> Module) |
6 | E | H/L | ENABLE SIGNAL |
7 | DB0 | H/L | Data bus line |
8 | DB1 | H/L | Data bus line |
9 | DB2 | H/L | Data bus line |
10 | DB3 | H/L | Data bus line |
11 | DB4 | H/L | Data bus line |
12 | DB5 | H/L | Data bus line |
13 | DB6 | H/L | Data bus line |
14 | DB7 | H/L | Data bus line |
Mechanical Data
Mechanical Data
Item | Dimension | Unit |
---|---|---|
Number of dots | 144 x 32 | - |
Module dimension | 85.0 x 30.0 x 13.2(Max) | mm |
View area | 66.0 x 16.0 | mm |
Active area | 60.44 x 13.4 | mm |
Dot size | 0.38 x 0.38 | mm |
Dot pitch | 0.42 x 0.42 | mm |
Duty | 1/32 | |
Backlight Type | LED | |
IC | ST7920 | |
Interface | 6800 |
Absolute Maximum Ratings
Electrical Characteristics
Electrical Characteristics
Item | Symbol | Condition | Min | Typ | Max | Unit |
---|---|---|---|---|---|---|
Supply Voltage For Logic | VDD-VSS | - | 4.5 | 5.0 | 5.5 | V |
Supply Voltage For LCD | V0-VSS | Ta=-20℃ Ta=25℃ Ta=70℃ |
- 4.2 3.8 |
- 4.4 - |
5.5 4.6 - |
V V V |
Input High Volt. | VIH | - | 0.7VDD | - | VDD | V |
Input Low Volt. | VIL | - | -0.3 | - | 0.6 | V |
Output High Volt. | VOH | - | 0.8VDD | - | VDD | V |
Output Low Volt. | VOL | - | - | - | 0.4 | V |
Supply Current | IDD | VDD=5.0V | 1.6 | 2.2 | 3.5 | mA |
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