WAVE-141 RPi LED Matrix for Raspberry Pi
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