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On February 10, 2021, Antarctic Bear learned that a research team from the California Institute of Technology (Caltech) has developed a new method for 3D printing lithium-ion battery electrodes. Th...[Details]
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Lithium-ion capacitor is a new type of energy storage device between supercapacitors and lithium-ion batteries . It has the advantages of high energy density, high power density, fast charging and di...[Details]
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At present, cameras are used in many multimedia devices, including mobile devices, and they are being updated at a very fast speed. There are two types of cameras currently in use: CCD (Charge Coup...[Details]
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1. Introduction
In modern large parking lots, the intelligent parking management system makes vehicle entry and exit procedures simple and safe, and realizes the functions of automatic det...[Details]
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From small households to large enterprises, energy consumption has always been a concern for everyone. The energy consumption of Chinese enterprises has always been high, and the country has also wor...[Details]
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Virtual oscilloscopes use high-performance modular hardware combined with efficient and flexible software to complete various test, measurement and automation applications. Virtual instrument technol...[Details]
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There are generally two ways to write i2c device drivers (slave devices):
1. The user writes an independent slave device driver and the application can use it directly.
2. A...[Details]
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This is a constant current and constant voltage lithium battery charging control board. In the figure, Q1, R1, W1, and TL431 form a precision adjustable voltage stabilization circuit. Q2, W2, and R...[Details]
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In new energy vehicles, especially smart cars, whether it is the intelligent driving system or various control systems, wire control technology has an irreplaceable and important position. The wire c...[Details]
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Following the software revolution, the open source movement is changing the chip industry. Source: Bloomberg Large technology companies have begun to get involved in RISC-V, which replaces propriet...[Details]
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After the lead wires of the newly wound motor winding are connected, it is necessary to use certain methods to confirm whether the connection is correct to avoid unnecessary trouble. There are usuall...[Details]
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1. PLC wiring precautions
1. The PLC must be correctly connected to the system before working. The main connections with the PLC are the PLC power line, input/output device wiring, communicati...[Details]
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On July 4, the Hunan Changsha Power Grid's 2019 "630 Attack" summary and 2020 "630 Attack" mobilization meeting revealed that as a key year for the Changsha Power Grid's "Three-Year Action Plan" co...[Details]
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The Chinese electronics market is developing faster and faster, and the speed of electronic product replacement is beyond our expectation. Many different products can appear in almost the same peri...[Details]
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I have used Qemu to run/debug arm linux several times, but I forgot about it after a while. I had to look up the information again every time, which wasted a lot of time. This time I made the whole...[Details]