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1. Introduction The automotive PEPS system is rapidly becoming one of the most representative solutions in vehicle wireless entry applications. The so-called PEPS is the abbreviation of Passive Entry...[Details]
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Driven by the rapid development of new energy vehicles in China, the compound growth rate of the domestic power battery industry has exceeded 150% in the past five years. After experiencing the marke...[Details]
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Minimizing the output ripple and transients of a switching regulator is important, especially when powering noise-sensitive devices such as high-resolution ADCs, where the output ripple will appear...[Details]
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Without further ado, let’s start with the program ORG 0000h AJMP START ORG 000BH AJMP TIME0 START: MOV 66H,#0 MOV TMOD,#00000001B MOV TH0,#0BBH MOV TL0,#0CCH SETB EA SETB ET0 SETB TR0 AJMP $ TIME0: P...[Details]
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1. Introduction
With the development of society, especially the development of industry, and the improvement of people's lives, safety issues have become more important. At present, in many cas...[Details]
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Abstract: When using digital phase demodulation and amplitude demodulation technology to measure the phase noise of pulse signals, the pulse width and pulse repetition frequency will affect the test ...[Details]
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Network analyzers are fundamental instruments for characterizing components used in RF and microwave systems. This application note will explore network analyzers in more detail using component measu...[Details]
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Comparators are widely used in switching power supplies and digital-to-analog converters. They are also used in zero-crossing detectors, peak detectors, full-wave rectifiers, etc.
A comparator c...[Details]
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Multimeter, also known as multiplexer, multimeter, three-meter, complex meter, etc., is an indispensable measuring instrument in power electronics and other departments. It is generally used to measu...[Details]
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1. Matrix keyboard interface technology and programming
1. The structure and working principle of the matrix keyboard:
When there are many keys in the keyboard, in order to reduce the occupation of...[Details]
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In actual development, we often encounter some occasions where the power needs to be turned off and then powered on again for memory. This requires a power-off storage chip. The most commonly used EE...[Details]
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Jiwei.com reported on December 21 that today, OPPO announced that the Reno5 series super cup will officially debut on December 24. Judging from the promotional poster, OPPO Reno5 Pro+ will be equippe...[Details]
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1 Introduction
A voltage source, or ideal voltage source, is a model abstracted from a real
power source
. It can always maintain a certain voltage at both ends regardless of t...[Details]
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1 Introduction
Traditional coding and decoding chips such as VD5026, VD5027, MCI45026, MCI45027, etc. have been widely used in anti-theft, security and other systems. These chips are simple and eas...[Details]
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1 Introduction
In many practical applications such as tunnel kiln temperature control systems and self-service lockers, we use the high-level C language of single-chip microcomputers to compile app...[Details]
DSP and ARM Processors
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