Step‑by‑step guide to scroll text on a MAX7219 dot‑matrix display with STM32 via SPI. Includes font handling, bit‑endianness and shift functions.
Learn how to cascade multiple MAX7219-based dot matrix displays with STM32 using SPI. Step-by-step wiring, cascading code, and column-to-row data conversion included.
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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