The third season video course on ARM64 architecture and programming: Basics of cache knowledge (1) Why should system software engineers deeply understand cache? Cache is ubiquitous in a system, and as a systems programmer, you cannot escape it. The diagram below is a classic architecture diagram of an ARM64 system, consisting of Cortex-A72 and Cortex-A53 … Read more
[Download Link]： Link: https://pan.baidu.com/s/1kOxW3DHJiv3oKrt1Ys8R-g Extraction Code: vywd Software Size: 871.35M Installation Environment: Win7/Win8/Win10/Win11 The extraction password can be obtained by replying: extraction password in the official account. Software Introduction: The latest stable version of Android Studio 2021.1.1.23 is an integrated development environment developed by Google for the Android platform, containing everything a programmer needs to … Read more
The “Zero刻” brand of mini computer hosts has previously launched the “Zero刻 GTR7” equipped with the Ryzen 7840HS, applying a technology called “MSP” that increased the default 54W TDP to 65W. This technology has now been implemented in other Zero刻 models, such as the Zero刻 SER5 MAX, which is equipped with the Ryzen 5800H and … Read more
Follow+Star Public Account, don’t miss wonderful content Source | Mculover666 Before reading this article, it is recommended to have a certain understanding of the basics of RTOS. 1. Why Task Synchronization is Needed In a real-time operating system, each task is an independent bare-metal program, but these tasks share the same CPU, memory space, and … Read more
With the development of autonomous driving technology and the acceleration of automotive intelligence, there is an increasing amount of information that needs to be displayed in vehicles, leading to a growing number of screens. Looking at the new cars released today, the trend of large screens and multiple displays in cars is inevitable. SAIC Feifan … Read more
Source: Raspberry Pi Chinese Station Author: knowncold Although ready-made products can be purchased, which are more aesthetically pleasing and have stronger performance specifications, the joy of learning through tinkering, optimizing and modifying according to one’s own needs, and enjoying the creation is the true maker spirit. This project uses existing hardware to aim to use … Read more
Source: WeChat Official Account [Osprey Talks on Microcontrollers] Author: Osprey ID: emOsprey In embedded software development, we inevitably encounter the concept of priority. Mastering the concept of priority is crucial for designing a good software system. The main content of this note includes the following aspects: 1. Interrupt priority 2. Task priority in the operating … Read more
【Click on the upper「blue text」 to follow DF Maker Community and become a tech enthusiast together】 The community’s public account records shareable maker-related content every week, released every Friday～ The content is open source; contributions or recommendations of related content are welcome. Submission email:<span>[email protected]</span> Images & Videos Unicycle Balancing Vehicle A very interesting unicycle balancing … Read more
As the integration of electronic devices continues to increase and their quantity grows, designers are constantly faced with the pressure to improve efficiency while reducing costs, sizes, and electromagnetic interference (EMI). Although power supplies have also improved in power density and efficiency, designers now face the challenge of developing multi-rail power solutions for heterogeneous processing … Read more
This document describes the porting process of the LiteOS open-source version for the Raspberry Pi 3 Model B development board, for reference and learning exchange among developers and testers. Porting Introduction For embedded devices, due to the large differences in chip models and peripherals, and limited resources, IoT operating systems cannot adapt and integrate all … Read more