In practical engineering, we often hear Alarm Alarm Alarm; for example, a watchdog timeout triggered an Alarm, or PLL anomalies triggered an Alarm… Why do we need these Alarms? Who manages these Alarms? When an Alarm occurs, how should it be handled? With these questions in mind, this article discusses the core component of the … Read more
Source | Guoguo Little Master Modbus is considered a classic communication protocol in the embedded field. Whether you are a beginner or an engineer with years of experience, it is essential to understand it. 1. What is Modbus? As the name suggests, it is a bus protocol. For example, serial protocols, IIC protocols, and SPI … Read more
Follow+Star Public Account, don’t miss exciting content Author | strongerHuang WeChat Public Account | Embedded Column Previously, we discussed bin, hex, axf, and elf file formats, where axf is also considered an executable program file, but it has more debugging information compared to bin and hex. Keil MDK does not generate bin files by default. … Read more
Follow+Star Public Account to not miss exciting content Author | strongerHuang WeChat Public Account | strongerHuang On March 9, the founder of Keil (Reinhard) posted a message in the Arm community, which roughly means: Keil MDK 6 takes embedded software development to a new level. Although this message is not the official release document for … Read more
Follow+Star Public Account, don’t miss exciting content Author | strongerHuang WeChat Public Account | Embedded Special Column Many users complain that Keil cannot adapt to (2K or 4K) high-resolution displays, especially on 4K monitors, where the menu bar and shortcut icons are very small, the windows are also small, and they appear somewhat blurry: So, … Read more
Follow+Star Public Account, don’t miss exciting content Source | Gitee Author | DinoHaw Although Keil development for microcontrollers is often criticized by many developers, it must be acknowledged that Keil is still one of the preferred tools for many microcontroller developers. Today, I will share an open-source automated compilation script for Keil. 1. Source of … Read more
For beginners, one of the most challenging aspects at the start of their learning journey is finding study materials. Therefore, today I recommend a repository that aggregates open source projects. This article carefully compiles some embedded-related resources, including but not limited to programming languages, microcontrollers, open source projects, IoT, operating systems, Linux, and these materials … Read more
USB Development 1. Introduction This article demonstrates the process of using libusb for USB host application development on embedded platforms. Finally, a case study is shared, which involves real-time video stream collection through a custom protocol using bulk transfer. Refer to other articles on this development board https://mp.weixin.qq.com/s/5gDfX__U8-F4MVqn92KtLw Playing Board Series II: Setting Up Samba … Read more
Click the blue text above to follow me Recently, while debugging a predictive maintenance system for an industrial client, I encountered an interesting problem: how to stably run a real-time inference system on an MCU like STM32H743, which has a frequency of 480MHz and 1MB of RAM? Today, I will share with you the technical … Read more
In the early stages of learning, the hardest part is finding learning materials, so today I recommend a repository that summarizes embedded open source projects. This article carefully compiles some embedded-related resources, including but not limited to programming languages, microcontrollers, open source projects, Internet of Things, operating systems, Linux and more. These materials are continuously … Read more