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The domestic current probe provides two range switching, and you can choose the appropriate range according to the current size; it has an automatic zeroing function and is easy to use; it has powe...[Details]
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According to the German publication WindowsUnited, the US company 3M has asked German distributors to stop selling adhesive products to Huawei and its partners. The report pointed out that usually la...[Details]
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#include Reg52.h //--Redefine function variables--// #define uchar unsigned char #define uint unsigned int #define ulong unsigned long /* Define constants*/ #define FOSC 12000000L //Main cl...[Details]
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1) Power consumption test when the switch is turned on
Opening time Ton (uS) 4.955 (Time measurement is based on voltage waveform)
Minimum current when turned on Ion-min (A) 0.222
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Original poster: Has anyone ever used a single-chip microcomputer to control a mobile phone module? The mobile phone chip has a wireless transmission function, right? I connect the MCU to the chip an...[Details]
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Dr. Christian Buchner, Vice President of Schmid Group in charge of battery projects, emphasized: "We are honored to make an important contribution to the birth of a new world efficiency record. Thi...[Details]
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Design and manufacturing method of LED fluorescent lamp power supply
I am engaged in switching power supply. I used to make adapters, chargers, and iron-shell switching power supply. L...[Details]
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vivo has launched a new mid-range phone called the vivo Y12s, which is already available for purchase in Asian markets such as Hong Kong and Vietnam. The vivo Y12s uses a 6.51-inch IPS LCD screen t...[Details]
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South Korea’s battery leader is accelerating its advancement on the lithium iron phosphate battery technology route. Recently, it was revealed that LG New Energy’s independent test results showed t...[Details]
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Users who have recently updated their WeChat version, have you noticed any new changes? Take me as an example. I accidentally found that the payment in "Me" was gone, and it was replaced by a...[Details]
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First, let's introduce the meaning of open-drain mode.
(1) Floating input_IN_FLOATING——Floating input, can be used for KEY identification, RX1
(2) Input with pull-up_IPU——IO internal pull-up resisto...[Details]
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Application Background
Rail transit is responsible for the vast majority of passenger and freight transportation, but with the rapid development of the national economy, the contradiction ...[Details]
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Straight-tube
LED lamps
The goal is to replace straight-tube fluorescent lamps used in offices and other places. On December 24, 2010, Panasonic began to supply the first straight-tube LE...[Details]
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What are the methods of measuring voltage with an oscilloscope? We can use an oscilloscope to observe the waveform curves of various signal amplitudes changing over time, and we can also measure vari...[Details]
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In recent years, with the rapid development of distributed base stations, the traditional repeater market has been impacted. In the face of fierce competition, both repeater manufacturers and main eq...[Details]
RF/Wirelessly
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