Features

• Supports any revision of Raspberry Pi (directly-pluggable)
• Driver : MAX7219
• Matrix type : 8 × 8 common cathode LEDs
• Color : red
• Dimension : 64.3 × 35.0 × 26.5mm

Interface

PIN NO.	SYMBOL	DESCRIPTION
1, 17	3.3V	power positive (3.3V input)
2, 4	5V	power positive (5V input)
3, 5, 7, 8, 10, 11, 12, 13, 15, 16, 18, 21, 22, 26	NC	NC
6, 9, 14, 20, 25	GND	ground
19	MOSI	data input
23	SCK	clock
24	CE0	chip selection

Downloads

Development resources:Image, schematic, dimension, software, etc.
Download: www.waveshare.com/wiki/RPi_LED_Matrix