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my country has become a major instrumentation producer and has developed a considerable industrial scale through years of development. Faced with the complex international trade situation, my country...[Details]
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Three SMA China subsidiaries under the SMA Group have recently completed the company name change after the MBO. In order to adapt to the strategic development of the new company and fully reflect t...[Details]
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In the early hours of this morning, some netizens reported that Apple's iCloud services were unavailable. According to Apple's official system status website, iCloud services have been gradually repa...[Details]
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1. Application of DC/DC power supply module in RS485 interface circuit
(DC/DC power module: isolation 1000VDC, In:5V, Out:5V, P:1W), its circuit is as follows:
RS485 uses ...[Details]
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0 Introduction As an important part of the vehicle information system, the vehicle positioning system uses GPS and other devices to achieve vehicle positioning with a certain accuracy, including vehi...[Details]
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Under the new technology wave of 5G, ultra-high definition and artificial intelligence, Gokewei and broadcasting and television operators grow together, helping broadcasting and television operators ...[Details]
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As 5G is implemented, many new technologies will emerge, so there will be more opportunities for Intel to make money. Only part of 5G is related to the mobile phone market, but Intel gave up th...[Details]
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Since Uboot2011.06 has good support for S3C6410, we use Uboot2011.06.
1. Porting environment
Host: VMWare-ubuntu
Development board: ok6410—512M nandflash, Kernel: 2.6.30.4
u-boot: u...[Details]
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Fuel cells are a new type of chemical battery. Hydrogen, oxygen, methane, etc. can all be its raw materials. It has the advantages of high energy conversion rate, no pollution, saving metal resourc...[Details]
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On February 23, Lianrui New Materials released its performance report stating that the company's operating income in 2020 was 404 million yuan, a year-on-year increase of 28.20%; the net profit attri...[Details]
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1 Limitations of general frequency converters
When a general-purpose inverter is used to power an asynchronous motor, it can achieve stepless and smooth speed regulation, and starting and stop...[Details]
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Integrating the Hyperlux™ image sensor family into Renesas' R-Car V4x platform to provide cutting- edge automotive vision systems to automotive OEMs and Tier 1 suppliers Octo...[Details]
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1. Introduction
Ultrasonic transducer (UT) refers to a device that realizes the mutual conversion between sound energy and electrical energy within the ultrasonic frequency range. It is ma...[Details]
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1. Experimental phenomenon:
P0.0 and p0.1 output a square wave signal with a period of 200us and 400us respectively.
2. Experimental Purpose
Master the application of internal timer/count...[Details]
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According to the information currently exposed by the outside world, the iPhone 14 should use a perforated screen. Of course, abandoning the notch screen may only be limited to the high-end ve...[Details]
Analog electronics
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