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On the evening of January 11, Huayou Cobalt Co., Ltd. issued an announcement stating that it expects to achieve a net profit attributable to shareholders of the listed company between 3.7 billion yua...[Details]
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The bidding for Taiwan's first wave of 5G license issuance is becoming increasingly fierce. According to the latest bidding results, as of the 7th, the bidding amount for the 3.5G frequency band has ...[Details]
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【Guide】The inverter has many setting parameters, and each parameter has a certain selection range. It is often encountered that the inverter cannot work normally due to improper setting of individu...[Details]
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Taking the microcontroller P1 register as an example, there are two arrangements: The first type: P1^7 is high, that is: P1^7 P1^6 P1^5 P1^4 P1^3 P1^2 P1^1 P1^0 The second type: P1^0 is high, that ...[Details]
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U-boot version: 2020/5/2 Compilation environment: Ubuntu 16.04 arm-none-eabi-gcc version 4.9.3 20150529 (prerelease) (15:4.9.3+svn231177-1) Operating environment: mini2440 (s3c2440, arm920t) Code rep...[Details]
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According to Russia's Izvestia newspaper, as local people's concerns about escalating sanctions gradually increased, they rushed to buy mobile phones, computers and other electronic products, causing...[Details]
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The scientific name of slip ring motor is wound-rotor asynchronous motor. This kind of motor is suitable for large lifting machinery. Its structure is different from that of squirrel cage asynchron...[Details]
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In many situations with high current output, in order to improve the reliability of the system, a commonly used method is to use hot backup - multiple power modules are used in parallel. Each power m...[Details]
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Practice has proved that using electric fans to dissipate heat from refrigerators is an effective way to save electricity. When the fan works continuously, the power consumption per month is only a...[Details]
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I recently received an e-mail from a student who wanted to design a circuit to detect the peak of a 10MHz analog signal. His plan was to use an A/D converter that samples at well above the Nyquist rat...[Details]
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According to official news from Enwei Electronics, on the afternoon of December 7, witnessed by Huang Huafeng, member of the Standing Committee of the Anhui Municipal Party Committee and Secretary of...[Details]
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Preparation alsa-lib version: alsa-lib-1.0.23.tar.bz2 alsa-util version: alsa-utils-1.0.23.tar.bz2 Other versions of alsa-lib and alsa-util are not guaranteed to work properly ARM board: s3c2416 Linu...[Details]
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I will talk about my feelings about Keysight oscilloscopes. Keysight oscilloscopes are excellent in quality and performance. They are one of the best and most advanced oscilloscope and measuring inst...[Details]
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Near Field Communication (NFC) is a new type of standardized short-range wireless communication technology that uses the principle of magnetic field induction to enable electronic devices to communica...[Details]
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OPC stands for OLE for Process Control, which is an industrial standard interface for field control systems and an interface standard for hardware and software used in the field of industrial contr...[Details]