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122x32 Graphic LCD Display Module
Model No. WG12232A
►Available for internal oscillation (A Type), External oscillation (C Type) 2KHz
►IC: SBN1661G
►1/32 duty cycle
►Negative voltage optional for +3V power supply
►Chinese version: WG12232L
►Interface: 6800
Description
WG12232A is a monochrome 122x32 graphic LCD display module which is having the outline size 84 x 44 mm and viewing area size of 60 x 18 mm. This 122x32 graphic LCD display is built in with SBN1661G controller IC or compatible controller. It supports 6800 8-bit parallel interface and 5V power supply; it also Negative Voltage Generator 3V optional. The WG12232A type is available for internal oscillation, if customers require External oscillation 2KHz, please choose WG12232C type. This 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 | A0 | Data/ Instruction select signal |
| 5 | CS1 | Chip enable IC1 |
| 6 | CS2 | Chip enable IC2 |
| 7 | NC/CL | No connection |
| 8 | NC/E | No connection |
| 9 | R/W | Read/Write select signal |
| 10~17 | DB0~DB7 | Data bus line |
| 18 | RES | Controller reset signal, Active Low |
| 19 | A | Power supply for B/L + |
| 20 | K | Power supply for B/L - |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 84.0 × 44.0 | mm |
| Viewing Area | 60.0 × 18.0 | mm |
| Mounting Hole | 79.0 × 36.0 | mm |
| Dot Pitch | 0.44 × 0.49 | mm |
| Dot Size | 0.4 × 0.45 | mm |
Electrical Characteristics
| Item | Symbol | Standard Value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | 3/5 | V |
| Recmmended LCD Driving Voltage for Normal Temp. Version module @25°C |
VDD-VO | 4.45 | V |
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