First, let me clarify that MPU has many meanings, and there are two common ones: MPU:Memory Protection Unit; MPU:Microprocessor Unit; Additionally, some may associate it with modules like MPU-6050. So, please do not confuse MPU. Why Use MPU? If you develop embedded projects that suffer significant economic losses or major accidents due to memory overflow … Read more
Ftrace Open Course is Hotly Recruiting: Ftrace Open Course: Learn Optimization, Learn Kernel (Limited to 50 people). The first session has closed registration and has started, please consult customer service for the second session (Xiaoyue WeChat: linuxer2016). Author Introduction Cheng Chen, technology writer, maker evangelist. He has authored and translated dozens of books related to … Read more
Answer: Yes As an embedded software engineer, you often deal with hardware. Debugging various protocols requires observing waveforms using oscilloscopes and similar tools. After spending too much time on software, one can get bored; playing with hardware provides a different experience, especially the feeling of creating something from scratch. With a long career ahead, it’s … Read more
Click /the blue text above/ to follow me Original text: https://www.electronics-lab.com/project/pinas-raspberry-pi-based-network-attached-storagenas/ Network Attached Storage (NAS) is a high-capacity storage device that can connect to a local home or office network, allowing everyone on the network (with designated “permissions”) to access files on the hard drive without direct insertion. This facilitates internal sharing of large files … Read more
Word Count: 8000 Many beginners, and even veterans with several years of experience, complain about the fierce competition in the electronics industry. Feeling dejected only kills their passion; without passion, working in electronics is a waste of life. Is the competition really that fierce? Compared to other fields, isn’t the competition in business and management … Read more
ARM’s position in mobile computing is unparalleled, but that doesn’t mean ARM can afford to stand still. The development of technology is endless, and ARM has maintained the pace of releasing a new architecture every year since a few years ago. Last year, ARM launched the Cortex-A73 core, which focuses on energy efficiency, along with … Read more
Set priorities for specific services to improve bandwidth usage quality, and limit speed for specific IPs. 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103 # Load modules: insmod xt_IPID insmod cls_u32 insmod cls_fw insmod sch_htb insmod sch_sfq insmod sch_prio # Enable IMQ virtual network card ip link set imq0 up ip link set imq1 up # Delete old queues tc qdisc del … Read more
Highlights: In the fiercely competitive AI chip market, FPGA has quietly carved out a niche. Introduction: The concept of “AI chips” has gradually gained popularity over the past year, becoming more familiar to the public. As the industry transitions from a phase of rapid growth to one of accelerated implementation and integration, more AI chip … Read more
Do you all know if anyone has ever worked on low-power products? Low-power products may seem simple, but to create a good low-power product, especially achieving ultra-low power, is relatively more challenging. Today, we will discuss the design strategies for low power in RTOS environments. Preface: Programming Mindset The design of embedded products is diverse … Read more
I encountered a HardFault while working on a project, which was quite troublesome. HardFaults are typically difficult to locate, and the project has been on hold since then. After seeing a sharing from Zheng Nian Jun, I decided to share this useful resource with everyone; good things should not be kept hidden. Have you ever … Read more