128x64 LCD Display, 12864 LCD
Model No. WG12864D
►128x64 LCD Display, 12864 LCD
►Graphic LCD
►Built-in controller (NT7108 or equivalent)
►+5V power supply
►1/64 duty cycle
►Built-in negative voltage
►Interface: 8080
►Touch Screen: Option
DESCRIPTION
WG12864D is a 2.7- inch 128x64 LCD display module which is having the same mechanical size as WG12864C. WG12864D model is built in with RA6963; it communicates via 8080 8-bit parallel interface and negative voltage built in on module. WG12864D is available in various LED colors including yellow/green, blue, white, red, etc. 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 | VEE | Negative Voltage Output |
| 2 | VSS | Ground |
| 3 | VDD | Power supply for logic |
| 4 | VO | Contrast Adjustment |
| 5 | /WR | Data write. Write data into LCD Controller |
| 6 | /RD | Data read. Read data from LCD Controller |
| 7 | /CE | Enable signal |
| 8 | /CD | Data/ Instruction select signal |
| 9 | /RESET | Controller reset signal, Active Low |
| 10~17 | DB0~DB7 | Data bus line |
| 18 | FS | Selection of font; H : 6 * 8 , L : 8 * 8 |
| 19 | K | Power supply for B/L - |
| 20 | A | Power supply for B/L + |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 78.0 ×70.0 | mm |
| Viewing Area | 62.0 × 44.0 | mm |
| Mounting Hole | 68.0 × 64.92 | mm |
| Dot Pitch | 0.44 × 0.60 | mm |
| Dot Size | 0.42 × 0.58 | mm |
Electrical Characteristics
| Item | Symbol | Standard Value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | 3/5 | V |
| Recommended LCD Driving Voltage for Normal Temp. Version module @25°C |
VDD-VO | 8.50 | V |
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