MAX7219 lattice module 8 * 8 dot matrix display driver modul

1 onboard MAX7219 serial input/output common cathode display driver chip  

2 working voltage: 5 v

3 onboard 2 rows round hole board, needle seat, can easily plug dot matrix

4 module support (3.2 mm) x3.2 (mm) 8 * 8, a total of Yin dot matrix

5 the chip pin has led, can realize cascade display

6 the board size: 32 (mm)x32 (mm)