128x64 LCD Graphic Displays
Model No. WG12864J5
►Graphic LCD 128x64
►Built-in controller ST7920
►+5V power supply
►1/64 duty cycle
►Internal boost option
►Chinese version
►Interface: 6800/SPI
DESCRIPTION
WG12864J5 is a monochrome 128x64 graphic LCD display module; diagonal size 2.9 inch. This 128x64 graphic LCD display is built in with ST7920 controller IC which supports Traditional Chinese and Simplified Chinese Font. WG12864J5 supports 6800 8-bit parallel and SPI interface, 5V power supply and internal boost optional. This module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.
DRAWING
SPECIFICATIONS
Interface Pin Function
| Pin No. | Symbol | Description |
|---|---|---|
| 1 | VSS | Ground |
| 2 | VDD | Power supply for logic |
| 3 | VO | Contrast Adjustment |
| 4 | RS | Data/ Instruction select signal |
| 5 | R/W | Read/Write select signal |
| 6 | E | Enable signal |
| 7~14 | DB0~DB7 | Data bus line |
| 15 | A | Power supply for B/L + |
| 16 | K | Power supply for B/L - |
| 17 | RST | Controller reset signal, Active Low |
| 18 | Vout | Positive Voltage output |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 93.0 × 70.0 | mm |
| Viewing Area | 72.0 × 40.0 | mm |
| Mounting Hole | 88.0 × 65.0 | mm |
| Dot Pitch | 0.52 × 0.52 | mm |
| Dot Size | 0.48 × 0.48 | mm |
Electrical Characteristics
| Item | Symbol | Standard Value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | --- | V |
| Recommended LCD Driving Voltage for Normal Temp. Version module @25°C |
Vo-Vss | 4.60 | V |
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