Dot Matrix With MAX7219 (1 Module)
Single module can drive an 8*8 common cathode lattice
Module operating voltage: 5V
Module size: 5 cm in length X width 3.2 cm x height 1.5 cm
Four screws hole, diameter 3mm
Connection example:
VCC → 5V
GND → GND
DIN → P22
CS → P21
CLK → P20
