128x64 Graphics LCD Display
Model No. WG12864M
►Graphic LCD 128x64
►Built-in controller (NT7108 or equivalent)
►+5V power supply
►1/64 duty cycle
►Negative Voltage Built-in
►Interface: 6800
►Touch Screen: Option
DESCRIPTION
WG12864M is a monochrome 128x64 LCD graphic display module which is having the outline dimension of 95.5x50.2 mm and AA size 66.52x33.24 mm; it is smaller than WG12864K. WG12864M model is built in with NT7108 controller or equivalent IC; it supports 6800 8-bit parallel interface. WG12864M LCD display is 5V power supply and negative voltage built in on module. This WG12864M 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 | /RST | Controller reset signal, Active Low |
| 18 | VEE | Negative Voltage Output |
| 19 | A | Power supply for B/L + |
| 20 | K | Power supply for B/L - |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 95.5 × 50.2 | mm |
| Viewing Area | 72.0 × 40.0 | mm |
| Mounting Hole | 90.5 × 45.2 | 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 | 9.10 | V |
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