Dot Matrix SPI

Using the STM32F303K8 and SPI communication protocol to output on a Dot Matrix

Tools:

• STM32F303K8 - USB Data Cable
• Breadboard
• 5 Jumper Wires
• Dot Matrix (Module: MAX7219) (Cascaded: 4 Units) (By: HiLetgo)

The code is based on: max_matrix_stm32

Possiblities

• Displaying Text (Directional Scroll Method)
• Adjusting String Scroll Generation Speed

Necessary Changes

• File I2C mistype, update to SPI file names

Wiring Configuration

-VCC, GND, DOUT, CS, CLK