Dot Matrix Display Module 128x64
Model No. WG12864I
►Dot Matrix Display Module, Graphic LCD 128x64
►Built-in controller NT7108
►+5V power supply
►1/64 duty cycle
►Negative voltage option
►Interface: 6800
►Touch Screen: Option
DESCRIPTION
WG12864I is a monochrome 128x64 graphic dot matrix display module which is having the outline dimension of 80x70mm and AA size 66.52x33.24 mm. WG12864I model is built in with NT7108 controller or equivalent IC; it supports 6800 8-bit parallel interface. The WG12864I dot matrix display module is 5V power supply; it's also negative voltage 3.3V power supply optional. This graphic display 128x64 module is available for without backlight or with LED backlight options. This 128 x 64 LCD 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 | D/I | Data/ Instruction select signal |
| 5 | R/ W | Read/Write select signal |
| 6 | E | Enable signal |
| 7~14 | DB0~DB7 | Data bus line |
| 15 | CS1 | Chip Select for IC1 |
| 16 | CS2 | Chip Select for IC2 |
| 17 | /RES | Controller reset signal, Active Low |
| 18 | Vout | Positive Voltage output |
| 19 | A | Power supply for B/L + |
| 20 | K | Power supply for B/L - |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 80.0 × 70.0 | mm |
| Viewing Area | 72.0 × 40.0 | mm |
| Mounting Hole | 74.0 × 66.0 | 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 | 5.0 | V |
| Recommended LCD Driving Voltage for Normal Temp. Version module @25°C |
VDD-VO | 8.70 | V |
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