AirMCU

From Beginner to Abandoning Microcontrollers: A Comprehensive Guide

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From Beginner to Abandoning Microcontrollers: A Comprehensive Guide

Step 1: Create the physical chip. A microcontroller, generally understood as MCU (Microcontroller Unit), includes components such as timers, ALU (Arithmetic Logic Unit), memory, registers, buses, etc. A typical microcontroller also includes GPIO, serial ports (UART), DMA, coprocessors, AD/DA, etc. Understand the diagram below Prerequisites: Computer Organization Principles, Microcomputer Principles. Pipeline Prerequisites: Digital Logic Circuits, … Read more

Why Embedded Developers Prefer Linux-Based Development Over MCU Development

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Why Embedded Developers Prefer Linux-Based Development Over MCU Development

Click on the top, select“Pin/Star Public Account” Welfare and dry goods, delivered first time The first point is salary issues In terms of RMB programming, embedded development often serves the manufacturing industry. The salary level of high-end manufacturing will be relatively higher than that of low-end manufacturing, as the former may have higher product profits. … Read more

Lightweight Robot Operating System ROS Based on MCU and FreeRTOS

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Lightweight Robot Operating System ROS Based on MCU and FreeRTOS

Follow+Star Public Account Number, don’t miss wonderful content Author | strongerHuang WeChat Public Account | Embedded Column Some of my readers are likely engaged in ROS-related work, today I will share a lightweight (micro) ROS running on MCU, based on FreeRTOS. As market demand continues to expand, this MCU-based ROS will become increasingly popular, and … Read more

Understanding FreeRTOS Stack Management: A Comprehensive Guide

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Understanding FreeRTOS Stack Management: A Comprehensive Guide

Previous Article: Understanding FreeRTOS Application Scenarios In this article, the term “stack” refers to the memory area accessed by the computer (including MCU) processor through the stack pointer register. Common access methods include Push/Pop, as well as indirect addressing based on the stack pointer register. Let’s first review how local variables are stored in C … Read more

Comprehensive Guide to ARM Cortex-M0 System Registers

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Comprehensive Guide to ARM Cortex-M0 System Registers

Hello everyone, I am the blue fish tail, and this is Fish World Talk. Recently, I have been reading the book “Authoritative Guide to ARM Cortex-M0” translated by Wu Changyu and Wei Jun, and I want to have a more systematic understanding of the MCU at the core level. Because my usual work mostly stays … Read more

Designing Embedded Software Architecture: Task Scheduling

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Designing Embedded Software Architecture: Task Scheduling

WeChat Official Account: Follow Orange Crazy Embedded to learn more practical skills in embedded programming. If you have any questions or suggestions, please leave a message on the official account; If you find this article helpful, feel free to like and follow. 1. Introduction In the process of embedded MCU software development, the architecture of … Read more

How to Quickly Wake Up Cortex M0+ Based MCU Through External Events

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How to Quickly Wake Up Cortex M0+ Based MCU Through External Events

How to Quickly Wake Up Cortex® M0+ Based MCU Through External Events Introduction The Microchip 32-bit Arm® Cortex®-M0+ microcontroller features the ability to reduce power consumption through various sleep modes such as idle, standby, backup, and shutdown. When entering sleep mode, the CPU stops running, and some modules and clock domains are automatically turned off … Read more

Understanding Azure RTOS (ThreadX) for Embedded Applications

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Understanding Azure RTOS (ThreadX) for Embedded Applications

Getting straight to the point: Azure RTOS (ThreadX) is a high-performance real-time operating system (RTOS) designed specifically for embedded applications. So, what is a real-time operating system: A real-time operating system is one that serves real-time running objects, with the English name real-time operating system, abbreviated as RTOS. RTOS aimed at MCU or microcontrollers is … Read more

Multiplexing: Lighting Up Cupid’s Arrow

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Multiplexing: Lighting Up Cupid's Arrow

Using LEDs to create a Cupid’s arrow pattern with different dot matrix variations seems like a good idea.The romance of electronic engineers does not depend on how perfect the finished product is, but rather on the difficulties in the implementation process. Cupid’s arrow The small board below integrates 40 LEDs to form the Cupid’s arrow … Read more