Graphical LCD 128×64
Graphical LCD 128×64 supports Chinese characters, English characters, and even graphics. 128×64 Graphic LCD is very suitable for interactive work with Arduino. Graphic LCD is a framed graphical LCD . its size is 128 x 64. It has a liquid crystal display with backlight. This LCD has a very clear result with the STN type. It is with a simple command interface. Its libraries are also available below this page.
Features
- Model: CX12864B-1 128×64
- Controller: ST7920
- Display color: blue white
- External dimensions: 93.0 x 70.0 x 13.0
- Screen size: 72.0 x 40.0
- Other features: 5V logic power supply, parallel communication, high reliability, wide temperature range
Specifications:
- Operating Voltage is 5V
- it is with Chinese font
- it has a blue backlight
- Controller used in it ST7920
- its Size is 93x70mm
- It displays 20 characters in 4 lines.
- Its input voltage range is 4.5V to 5.5V.
- The operating voltage for LCD is 5V Direct Current (DC).
- Its interface consists of 6800 8 bit parallel.
- Positive transflective is its display type.
- Its backlight consists of blue and green.
128×64 LCD Pinout
The following table describes the pinout of the 128×64 LCD Module that I have.
| Pin Number | Pin Name | Pin Description |
| 1 | GND | Ground |
| 2 | VCC | Supply Voltage |
| 3 | VO | Contrast Adjust |
| 4 | RS | Register Select (CS in Serial) |
| 5 | RW | Read / Write Control (Serial Data In) |
| 6 | E | Enable (Serial CLK) |
| 7 14 | D0 D7 | Data |
| 15 | PSB | Interface Selection (0: Serial, 1: 8-bit/4-bit Parallel) |
| 16 | NC | Not Connected |
| 17 | RST | Reset |
| 18 | VOUT | LCD Voltage Doubler Output |
| 19 | BLA | Backlight LED Anode |
| 20 | BLK | Backlight LED Cathode |
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