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The circuit in Figure 1 allows you to verify a fiber bundle, especially if the link passes through several patch panels. You can see it at the far end. It uses two high-brightness LED flashers that...[Details]
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Recently, the 6KV vacuum switch energy storage motor circuit improvement project of Shenhua Guohua Power Shundian Company was awarded a national patent.
During the actual use of the 6kV vacuum...[Details]
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On August 22, the reporter learned from the official website of the Chinese Academy of Sciences that flexible electronics is hailed as a revolutionary electronic technology in the future and is expec...[Details]
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An oscilloscope is a very versatile electronic measuring instrument that can convert electrical signals invisible to the naked eye into visible images. An oscilloscope uses a narrow electron beam c...[Details]
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The nine-speed adjustable DC power supply is mainly composed of a voltage-stabilized three-terminal adjustable integrated circuit (m31) as the core component. The LM317 adjustable terminal is con...[Details]
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In July, it was reported that Xiaomi is now the world's second-largest smartphone manufacturer in terms of market share. After Canalys Research released a report, Xiaomi's market share surpassed Appl...[Details]
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Circuit Code #include reg51.h #define u8 unsigned char #define u16 unsigned int sbit BEEP=P2^3; void delay_ms(u16 x) // millisecond delay function {u16 i,j; for(i=0;i x;i++) for(j=0;j 115;...[Details]
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Friends who have worked on products all have experienced this: a design may seem simple, and the hardware design and code writing can be completed quickly, but there are more or less unexpected eve...[Details]
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Over the past year, various industries have been exploring the application of big models. The home appliance industry is no exception. At the recently held AWE2024, many brands such as Hisense and ...[Details]
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When I first started learning, I was quite familiar with the 8-bit timer0 and timer2, but I was always confused about timer1. So I looked for some books, and a kind person translated the schematic di...[Details]
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Taiwan regulators will soon have new powers to block technology companies from selling their mainland China subsidiaries or other assets, the latest move by the local government to prevent sensitive ...[Details]
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BUCK circuit topology
T is a fully controlled element (GTR, GTO, MOSFET, IGBT). When T is turned on,
D is a freewheeling diode.
L and C form an LPF.
...[Details]
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Controller Area Network (CAN) is a serial communication protocol bus for real-time applications. It can use twisted pair cables to transmit signals and is one of the most widely used fieldbuses in th...[Details]
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OPPO Reno9 series is equipped with BOE's new generation of lightweight and eye-protection hyperbolic screen
On November 24, the OPPO Reno9 series was officially released. This OPPO a...[Details]
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With the rapid development of new energy vehicles and autonomous driving, many EMI problems have occurred in the application of automotive power chips:
First, autonomous driving and smart cock...[Details]
Security Electronics
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