Hardware Setup

The following table and figure describe how to connect MAX7219 to the 40-pin GPIO header:

Table 1. Connect MAX7219 to the 40-Pin Header
MAX7219 40-Pin GPIO Header
Pin Number Pin Name
VCC 2 5V Power
GND 34 GND
DIN 40 GPIO44
CS 38 GPIO61
CLK 36 GPIO36
Figure 1. Connect MAX7219 to the 40-Pin Header