Application - MAX7219, Serially Interfaced, 8-Digit LED Display Drivers (scrolling text)

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DIY the board

MAX7219 based board
MAX7219-scrolling@STM32F4-Discovery
MAX7219-scrolling@STM32F4Cube

HW connection

STM32F4      --  MAX7219
VCC          --  VCC(3.3V)
GND          --  GND
PC12(MOSI)   --  DIN
PD1          --  CS
PC10         --  CLK

Reference

取自「https://tommy0804.ddns.net/index.php?title=Application_-_MAX7219,_Serially_Interfaced,_8-Digit_LED_Display_Drivers_(scrolling_text)&oldid=512」