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The keithley 2001 7 and a half digit multimeter can not only complete the functions that a conventional digital meter can complete, but can also provide a wider range of functions beyond conventional...[Details]
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This design uses a single-chip microcomputer as the main control component, presets the output current value through the keyboard and uses a liquid crystal module for real-time display. The entire ...[Details]
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Shenzhentong uses NXP’s Trimension UWB portfolio to enable contactless payment services for public transportation, allowing passengers to easily enter and exit the station without swiping their p...[Details]
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1. Introduction
The steel industry plays a pivotal role in my country's national economy. As a global manufacturing center, China has great potential for industrial development, and sustai...[Details]
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On June 6, Juwan Technology Research and Development released the Phoenix battery. This battery allows electric vehicles to operate normally under all-weather (high and low temperature) conditions, a...[Details]
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In November 2018, the construction of the "Qinghai Power into Henan" UHV DC project started; in March this year, the Qinghai Provincial National Clean Energy Demonstration Province Plan was approve...[Details]
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Matrix keyboard detection idea: set the row line as output and the column line as input to obtain the column code, set the row line as input and the column line as output to obtain the row code, and ...[Details]
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On January 14, Dinglong Co., Ltd. issued an announcement stating that in order to enhance the company's competitiveness in the core import-substituting process materials industry for optoelectronic s...[Details]
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The driving culture of the "holy city" Jerusalem is known for its wildness. When the hustle and bustle of the city during the day gradually fades into the dim lights at night, the roads of Jerusalem ...[Details]
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#include reg52.h #include "./delay/delay.h" #include intrins.h #define SEGPORT P0 sbit bit_sel = P2^0; sbit seg_sel = P2^1; unsigned char segdata = {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6...[Details]
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Foreign media reported that the battery capacity of iPhone 12 mini is 2227mAh, while iPhone 12 uses 2815mAh battery, which is smaller than the 3110mAh battery of iPhone 11. The capacity of iPhone 12 ...[Details]
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General Motors is leading a $60 million Series B round in Mitra Chem, a battery materials startup that is expected to help GM make more affordable and accessible electric vehicle batteries for future ...[Details]
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Abstract: The upper host computer controls multiple MODEMs through 16C554, and the back-to-back connection is used to realize long-distance communication between the host computer and the lower ...[Details]
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The probe is the first step for us to observe waveforms. It is an electronic component that connects the device under test and the input end of the oscilloscope. Engineers use it every day to captu...[Details]
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Recently, I have not been able to understand the concept of drivers very well. Sometimes I can get a feel for it by combining some USB examples written by others, but because the ARM system does no...[Details]
Analog electronics
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