Interface MAX7219 Dot Matrix with STM32 via SPI → ControllersTech
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Interface MAX7219 Dot Matrix with STM32 via SPI → ControllersTech
Learn to interface an 8×8 LED dot matrix with STM32 using SPI and MAX7219. Covers initialization, wiring (PA5/SCK, PA7/MOSI, PA4/CS), and code walkthrough.
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