WG19232B is a monochrome graphic 192×32 LCD module. This display is having the module dimension of 116×37 mm and AA size of 80.6×15.96 mm. This WG192x32B model is built in ST7920 controller IC, it supports 6800 8-bit parallel and SPI interface; 5V power supply. WG19232B is available in various LED colors including yellow/green, blue, white, red, etc, the LED can be drive by PIN 15, PIN16. The WG19232B model supports Traditional Chinese and Simplified Chinese Font on module. It can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.
192×32 LCD Display Module
Model No. WG19232B
- Graphic LCD 192×32
- IC: ST7920
- +5V power supply
- 1/32 duty cycle
- LED can be driven by PIN15, PIN16
- Chinese version
- Interface: 6800/SPI
Description
Drawing
Drawing
Data source ref:WG19232B-TMI-V#T
Specifications
Specifications
Interface Pin Function
| Pin No. | Symbol | Level | Description |
|---|---|---|---|
| 1 | VSS | 0V | Ground |
| 2 | VDD | 5.0V | Supply voltage for logic |
| 3 | V0 | － | Contrast Adjustment |
| 4 | RS | － | H: Data , L : Instruction |
| 5 | R/W | H/L | H: Read (MPU←Module) , 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 |
| 15 | Vout | － | Positive voltage output |
| 16 | NC | － | No connection |
Mechanical Data
Mechanical Data
| Item | Dimension | Unit |
|---|---|---|
| Number of dots | 192 x 32 | － |
| Module dimension | 116.0 x 37.0 x 13.9(Max) | mm |
| View area | 85.0 x 18.6 | mm |
| Active area | 80.6 x 15.96 | mm |
| Dot size | 0.38 x 0.46 | mm |
| Dot pitch | 0.42 x 0.50 | 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℃ |
－ 4.4 3.8 |
－ 4.5 － |
5.4 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 | 1.5 | 2.0 | 2.8 | mA |
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