- General Specs
- Interface Pin Function
- Contour Drawing
- Electrical Characteristics
| Item | Dimension | Unit |
|---|---|---|
| Structure | COB | |
| Size (Diagonal) | 3.23 | inch |
| Dot Matrix / Resolution | 192 × 32 | dots |
| Module Dimension | 116.0 × 37.0 × 13.9 (MAX) | mm |
| Viewing Area | 85.0 × 18.6 | mm |
| Active Area | 80.6 × 15.96 | mm |
| Mounting Hole | 108.0 × 29.0 | mm |
| Dot / Pixel Size | 0.38 × 0.46 | mm |
| Dot / Pixel Pitch | 0.42 × 0.50 | mm |
| IC | ST7920 or Equivalent | |
| Interface | 6800 / SPI | |
| Power Supply | 5V Optional +3.3V power supply |
|
| Duty | 1/32 duty cycle | |
| Chinese Version | Yes | |
| Type | Graphics LCD Display | |
| Feature | Same size as RC2002A LED can be driver by PIN15.PIN16 |
| Pin No. | Symbol | Description |
|---|---|---|
| 1 | VSS | Ground |
| 2 | VDD | Power supply for logic |
| 3 | VO | Contrast Adjustment |
| 4 | RS | Data/ Instruction select signal |
| 5 | R/W | Read/Write select signal |
| 6 | E | Enable signal |
| 7 | DB0 | Data bus line |
| 8 | DB1 | Data bus line |
| 9 | DB2 | Data bus line |
| 10 | DB3 | Data bus line |
| 11 | DB4 | Data bus line |
| 12 | DB5 | Data bus line |
| 13 | DB6 | Data bus line |
| 14 | DB7 | Data bus line |
| 15 | A | Power supply for B/L + |
| 16 | K | Power supply for B/L - |

| Item | Symbol | Standard Value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | 3/5 | V |
| Recommended LCD Driving Voltage for Normal Temp. Version module @25ºC |
VO-VSS | 4.50 | V |











