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first step: 1. Turn off ubuntu's firewall ufw disable 2. Uninstalled iptables apt-get remove iptables 1. Use the iptables -F command to turn off the firewall, but before using this command, remembe...[Details]
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Abstract: A new method for online monitoring of condenser fouling is proposed. This method takes the heat transfer end difference as the research object, comprehensively considers the influence of va...[Details]
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Successful self-driving cars will inevitably use tightly integrated sensor systems to reach or even exceed human driving capabilities. Human drivers generally use their eyes, ears, and feedback from ...[Details]
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This article discusses the issues related to IGBT's overcurrent protection, overvoltage protection, and overheating protection, and summarizes various protection methods from practical applications...[Details]
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Clock cycle: Clock cycle (CPU main frequency) == oscillation period, defined as the reciprocal of the clock pulse (the clock cycle is the reciprocal of the external crystal oscillator of th...[Details]
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The picture shows the exterior panoramic view of the factory of Guangzhou CanSemi Technology Co., Ltd. Photo provided by the interviewee In June, Guangzhou CanSemi Technology Co., Ltd. (hereinafte...[Details]
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特斯拉长期研究合作伙伴、达尔豪西大学教授杰夫·达恩（Jeff Dahn）的实验室近期在《电化学学会杂志》SCI期刊上发表了一篇论文，称他所在的团队已经创造了一种全新的电池设计。论文称，以镍钴锰酸锂作为正极的电池（NMC 532）在2,000次充电-放电循环后没有出现显著的损失，研究小组推断这一点意味着它可能有超过100年的使用寿命。 ...[Details]
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Author: Martin Weigert, Vice President and General Manager of Industrial Fiber Products at Broadcom
Broadcom's combination of engineering innovation and next-generation technologies has ...[Details]
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There are multiple groups of fuses related to device configuration and operating environment inside the AVR microcontroller. These fuses are very important. Users can set and configure the fuses t...[Details]
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Due to the rapid development of power lithium batteries in recent years, there have been considerable breakthroughs in production technology, material technology improvement, and price advantages, so ...[Details]
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The CPU of S3C2440 can directly send commands to SDRAM, Nor Flash, and 4K on-chip SRAM, but cannot directly send commands to Nand Flash. NAND Boot Process If you burn the program into Nand Flash, t...[Details]
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During SEMICON China 2019, KLA held a press conference in Shanghai, where Ms. Becky Howland, Senior Director of Corporate Communications, and Mr. Zhang Zhian, President of China, introduced the auto...[Details]
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1. Convert a string of decimal numbers into an integer:
Clear the variable storing the final result to zero
If there are no more numbers in the string, the algorithm ends and the variable stores ...[Details]
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The basic requirements for chassis tuning are as follows:
① Preparation and inspection of the test vehicle: the tire pressure and positioning parameters reach the designed state, the vehicle p...[Details]
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On October 17, the Economic and Information Technology Bureau of Chengdu City, Sichuan Province issued a notice on soliciting public opinions on the "Implementation Rules of the Ten Measures to Fur...[Details]
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