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How to design a USB-powered 433.92MHz RF power amplifier to prevent overheating
The International Telecommunication Union (ITU) has allocated the 433.92MHz Industrial, Scientific and Med...[Details]
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According to a recent report on the European Commission website, the European Commission's "Innovation Fund" began soliciting proposals for the first time today. It will invest 1 billion euros to f...[Details]
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Nowadays, laptops and desktops are gradually abandoning parallel and serial ports; many netizens also told me that desktops no longer have parallel ports and download cables cannot be used, and ask...[Details]
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A LED low power consumption circuit diagram
LED drive display circuit collection
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assembly.s .text SPMCR = 0x57 ; RWW area busy flag, read RWW area allowed, allow write program storage area ; void write_page (unsigned int adr, unsigned char function); ; bits 8:15 adr addres...[Details]
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introduction
Bidirectional thyristor is a power semiconductor device, also known as bidirectional thyristor. In the single-chip control system, it can be used as a power driver. Since bidirecti...[Details]
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Laser modules need to compensate for the nonlinear response of avalanche photodiodes (APDs). This application note uses the DS1875 SFP controller as an example to explore how to use Maxim's optical...[Details]
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34063 is widely used because of its low price, switching peak current of 1.5A, simple circuit and efficiency that meets general requirements. In ADSL applications, the switching frequency of 34063 has...[Details]
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On April 18, ASML publicly stated that it will continue to provide equipment maintenance services to mainland Chinese manufacturers.
Earlier, there were reports that the United States planned ...[Details]
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#include "uart.h" #define UART2 #define uart_115200 1 void Init_UART2(void) { #ifdef UART2 UART1_CR1=0x00; UART1_CR2=0x00; UART1_CR3=0x00; #ifdef uart_9600 UART1_BRR2=0x03; /...[Details]
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Fuel cells are a new power source with great development prospects. They generally use hydrogen, carbon, methanol, borohydride, coal gas or natural gas as fuel, as the negative electrode, and oxyg...[Details]
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LG Electronics recently announced that its board of directors decided to terminate its loss-making smartphone business. TrendForce pointed out that LG's original market share is most likely to be tak...[Details]
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Liquor Methanol Tester HM-C12 can quickly and quantitatively detect the methanol content in various types of liquor. The instrument reserves other test programs and ports, and can easily add test ite...[Details]
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From June 25 to 26, the 5th Jiwei Semiconductor Summit was officially opened in Haicang, Xiamen. With the theme of "The Heart and the Core are in the Same Place, Changes are Like Kunpeng", this summi...[Details]
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Wu Hequan, an academician of the Chinese Academy of Engineering, recently publicly stated that in the process of formulating 6G standards, we should pay attention to reasonable indicators that meet...[Details]
Power technology
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