8x8 Green click (MIKROE-1306)

8x8 G Click is an add-on board in mikroBUS™ form factor. It’s a compact and easy solution for adding 8x8 GREEN LED display matrix to your design. It features MAX7219 8-digit LED display driver module as well as 64 GREEN LED diodes. 8x8 G Click™ communicates with target board microcontroller via four mikroBUS™ SPI lines (DIN, DOUT, CLK and CS). The board is designed to use 5V power supply only, but it can be used with 3.3V MCUs as well.

http://www.mikroe.com/click/8x8-g/