I am Chip Superwoman Hua Jie, with 20 years in the industry and over 500,000 followers in the chip sector. There are many things that are inconvenient to publicly share on WeChat, such as chip trading, resource links, etc., which I will share in my friend circle.. Scan to add me on WeChat👇 With the … Read more
Follow us for free subscriptions to avionics news. Abstract The avionics products contain a large number of memory and programmable devices, with an increasing proportion of software, making testing and maintenance of products more challenging. This research focuses on testing and software repair issues for such circuit boards from the perspective of software repair. By … Read more
I saw this very cheap logic analyzer for sale a long time ago,17 yuan, and it even comes with a USB cable and Dupont wires. Out of curiosity about how it was made, I bought a set to disassemble. 10 pin headers, with a total of 8 channels, plus one CLK and GND signal. It … Read more
The Xiaomi Box was finally released on the afternoon of November 14. This high-definition TV set-top box has a very compact design. As the saying goes, “Though the sparrow is small, it has all the vital organs.” What is the internal structure of the Xiaomi Box like? How is its workmanship and material quality? We … Read more
The Redmi Note 9 5G, equipped with a large battery for extended usage and stereo dual speakers, is priced at around 1000 yuan. In the 5G smartphone market, this price point is considered the lowest. Disassembling mid-range devices priced around 1000 yuan is generally straightforward, and the Note 9 is no exception. Many may wonder … Read more
Back in June 2012, I introduced the first Surface brand tablet laptop launched by Microsoft, which included two types: x86 architecture (Surface Pro) and Arm architecture (Surface RT). A week later, I compared these two different versions. Two years later, I purchased refurbished units of both models for subsequent use (and of course, as material … Read more
The development of hard disk technology has gone through multiple advancements and transformations in interface technology. Storage expert Wu will lead everyone to explore the grand view of hard disk interfaces and witness the past and future of hard disk interfaces. Old Disk Interfaces IDE Interface IDE (Integrated Drive Electronics) is a disk interface that … Read more
Introduction Car remote keys use practical button batteries, which can generally operate for a long time, so their power consumption is very low. How do they achieve low power consumption? Let’s disassemble a Buick Excelle to take a look. Disassembly Use a flathead screwdriver to pry open the battery cover. Unscrew two screws. Then find … Read more
Click👆Reserve the live broadcast to see the wonderful sharing from big company CEOs! Previously, we disassembled two low-cost multimeters, and also disassembled a more standard multimeter. We can see that the design of multimeters is basically similar, with differences in some design details and materials. This time we will dissect a different type of multimeter … Read more
In 2016, I remember that only time-telling wristbands were quite popular. At that time, companies like Xiaomi, Huami, and Apple hadn’t yet ventured into the smartwatch market. I randomly bought my first DIY watch face watch from a crowdfunding site. Now, let’s take it apart and see its internal structure! Here’s a picture of the … Read more