ST7920 SPI 128x64 LCD library with frame buffer
YouTube video: https://youtu.be/JAJcGKE-0k0
- ST7920 text mode with built-in CGROM fonts (8x16 and 16x16)
- graphics mode with 128x64 pixels frame buffer
- proportional fonts in graphics mode
- hardware doublebuffer
- simple primitives
- pixels
- lines
- rectangles
- filled rectangles
- circles
- filled circles
- fast ordered dithering (17 patterns)
- ultra fast horizontal and vertical line drawing
- bitmaps drawing
- example programs
| LCD pin | LCD pin name | Arduino |
|---|---|---|
| #01 | GND | GND |
| #02 | VCC | VCC (5V) |
| #04 | RS | D10/CS or any pin |
| #05 | R/W | D11/MOSI |
| #06 | E | D13/SCK |
| #15 | PSB | GND (for SPI mode) |
| #19 | BLA | D9, VCC or any pin via 300ohm resistor |
| #20 | BLK | GND |
If you find it useful and want to buy me a coffee or a beer: