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144x64 Monochrome LCD
Model No. WO14464A5
►COG LCD 144x64
►Graphic LCD
►Built-in controller RA8816N
►3.3V power supply
►1/65 duty cycle, 1/9 bias
►Interface : 6800/8080/SPI
DESCRIPTION
Winstar Display standard graphic COG 144x64 LCD module which is built in RA8816 controller with Chinese Font. The WO14464A series is having the outline size of 80.0 x 54.0 mm, VA size of 70.7 x 38.8 mm and AA size of 64.78 x 33.26 mm. This type of 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 | VLCD | Booster Output |
| 2 | C3P | DC/DC voltage converter. |
| 3 | C2M | DC/DC voltage converter. |
| 4 | C2P | DC/DC voltage converter. |
| 5 | C1M | DC/DC voltage converter. |
| 6 | C1P | DC/DC voltage converter. |
| 7~11 | V0~V4 | Bias voltage levels for LCD driving |
| 12 | VREF | This is the refeence voltage input when use an external regulator. |
| 13 | GND | Ground |
| 14 | VDD | Power supply for logic |
| 15~22 | DB7~DB0 | Data bus line |
| 23 | EN | Enable signal |
| 24 | R/W | Read/Write select signal |
| 25 | RS | Data/ Instruction select signal |
| 26 | /CS | Chip select input pins |
| 27 | C86 | Interface selection 6800/8080 |
| 28 | P/S | Selects the interface type: Serial or Parallel. |
| 29 | INT | This is an interrupt output for MPU. Active low |
| 30 | /RST | Controller reset signal, Active Low |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 80.0 × 54.0 | mm |
| Viewing Area | 70.7 × 38.8 | mm |
| Dot Pitch | 0.52 × 0.52 | mm |
| Dot Size | 0.43 × 0.50 | mm |
Electrical Characteristics
| Item | Symbol | Standard value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | 3.0 | V |
| Recommended LCD Driving Voltage for Normal Temp. Version module @25°C |
Vo-Vss | 10.0 | V |
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