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1. Maintenance and precautions of pH test pen (pH electrode, pen acidity meter): This test pen is calibrated when it leaves the factory and can be used directly. It needs to be recalibrated in the fo...[Details]
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Although there are a lot of examples on the Internet, it still took me several days to run a small program implemented by USART through interrupts. It was extremely frustrating. Here are the problems ...[Details]
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May 23, 2024, Shanghai -
NOVOSENSE launched the new NSM2311 integrated current sensor chip, which is a fully integrated high-isolation current sensor solution with excellent current-carrying ca...[Details]
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The previous part talked about uboot jumping to start_armboot for execution (with an exception interrupt handling inserted in the middle).
This time, the main purpose is to record the im...[Details]
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Many friends who don’t know much about wireless chargers often ask us what parts wireless chargers are mainly composed of and which modules are the most expensive. We at “Wireless Charging Circle” w...[Details]
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How to create a custom HID project? Let's talk about it below. First, let's introduce the architecture of the project. The overall architecture of the project is shown in the figure below. The projec...[Details]
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Recently, the first domestic automotive-grade 7-nanometer smart cockpit chip "Longying No. 1" designed by CoreEngine Technology was successfully taped out. As a joint venture between Ecarx Technology...[Details]
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After the MSP430 is powered on and reset, the IO defaults to the input state and the watchdog is turned on. Generally speaking, after reset, the watchdog is disabled by default, while the MSP430 turns...[Details]
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Recently, the Yangquan High-tech Zone Energy Storage Power Station was successfully connected to the grid. This is the largest independent energy storage power station in our province. It is like a hu...[Details]
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According to Indian media reports, the continued global shortage of semiconductor chips continues to affect the local issuance of chip-based driving licenses (DL) and vehicle registration certificate...[Details]
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#include __CONFIG（0X1F71）; #define uchar unsigned char #define uint unsigned int const fly Tab［］= {0x3f，0x06，0x5b，0x4f，0x66，0x6d，0x7d，0x07，0x7f，0x6f}; const fly Tab1［］= {0xbf, 0x86, 0xdb, 0xcf, 0xe6,...[Details]
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The U.S. Patent and Trademark Office reportedly published three patent applications from Apple on Thursday, which show that Apple is making continuous technical improvements to its head-mounted devic...[Details]
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With the rapid development of science and technology, the progress of human demand for civilized life has brought about an increasing demand for electric energy, and also brought about higher requi...[Details]
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Three weeks after leaking the configuration and design of OPPO Find X3 Pro, whistleblower @evleaks (Evan Blass) today brought more official promotional photos of this high-end smartphone. M...[Details]
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There are many ways to make a square
wave inverter
, but each has its own characteristics. For this inverter, I mainly want to share two points with you, which are also the two...[Details]
Analog electronics
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