128x128 LCD Display, 128x128 LCD Module
Model No. WG128128I
►Graphic LCD 128x128
►Built-in controller RA6963
►1/128 duty cycle
►Negative Voltage optional
►+5V power supply
►Same size as WG128128B
►Interface: 8080
DESCRIPTION
WG128128I is a monochrome128x128 LCD display module which is having the module dimension of 75.5x69.9 mm and AA size of 44.77x44.77 mm; it has the same size as WG128128B. But the controller IC SANYON LC7963 of WG128128B has been phased out, please choose WG128128I as a replacement of WG128128B. This WG128128I model is built in with RA6963; it communicates via 8080 8-bit parallel interface and 3.3V negative voltage optional. This module is 128x128 graphic mode --or-- Character Generator mode (Character font) optional. WG128128I is available in various LED colors including yellow/green, blue, white, red, etc (minimum order may be required). This 128x128 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 |
|---|---|---|
| 1~8 | DB0~DB7 | Data bus line |
| 9 | C/D | Data/ Instruction select signal |
| 10 | /RD | Data read. Read data from LCD Controller |
| 11 | /WR | Data write. Write data into LCD Controller |
| 12 | /CE | Enable signal |
| 13 | /RST | Controller reset signal, Active Low |
| 14 | VO | Contrast Adjustment |
| 15 | VDD | Power supply for logic |
| 16 | VSS | Ground |
| 17 | VEE | Negative Voltage Output |
| 18 | NC/FS | No connection |
| 19 | A | Power supply for B/L + |
| 20 | K | Power supply for B/L - |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 72.5 × 69.9 | mm |
| Viewing Area | 50.0 × 49.0 | mm |
| Mounting Hole | 67.4 × 64.9 | mm |
| Dot Pitch | 0.35 × 0.35 | mm |
| Dot Size | 0.32 × 0.32 | 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 | 16.30 | V |
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