---
title: "Discussion on \"STM32F4 Embedded Rust at the HAL: SPI with the MAX7219 LED Dot Matrix\" | Hashnode"
description: "Discussion on \"STM32F4 Embedded Rust at the HAL: SPI with the MAX7219 LED Dot Matrix\". Introduction\nThis blog post is the start of a new series where I explore the creation of platform agnostic embedded-hal drivers. As a start, I'll be working with the MAX7219 8-digit LED display driver"
url: "https://hashnode.com/posts/stm32f4-embedded-rust-at-the-hal-spi-with-the-max7219-led-dot-matrix/6331b6c167534f360ca94ee3"
---

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# [STM32F4 Embedded Rust at the HAL: SPI with the MAX7219 LED Dot Matrix](https://blog.theembeddedrustacean.com/stm32f4-embedded-rust-at-the-hal-spi-with-the-max7219-led-dot-matrix?utm_source=hashnode&utm_medium=feed)

Introduction This blog post is the start of a new series where I explore the creation of platform agnostic embedded-hal drivers. As a start, I'll be working with the MAX7219 8-digit LED display driver

Sep 26, 2022 · 17 min read · blog.theembeddedrustacean.com  
Updated Aug 3  
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## Written by

[Omar Hiari](https://hashnode.com/@omarhiari)

@omarhiari

  
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I am an 📟 Embedded Engineer with years of experience in both industry 🏭 and academia 🏫. Passionate Mentor 👨‍💼 and Instructor 👨‍🏫. Rustacean 🦀

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