Description
8×8 LEDs LEDs matrix (max7219) works with SPI protocol and allows you to generate as many drawing as you want and event draw text streams by serial connecting several of them.
Especifications:
- Power: 4.0V ~ 5.5V
- Current consumption: 330mA
- Refresh frequency: 500-1300Hz (800Hz Typ)
- Chip: max7219
- SPI: CS (chip select), DIN (data input), CLK (clock).
