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On November 27, according to the Guangdong Securities Regulatory Bureau, Guangzhou Ankai Microelectronics Co., Ltd. plans to issue and list its shares for the first time. It has now accepted the guid...[Details]
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Σ-Δ ADC利用一个调制器将
模拟
输入转变成一串脉冲。调制器输出端“1”与“0”脉冲之比代表
模拟
输入的平均值。调制器输出送入一个数字滤波器。Σ-Δ ADC的数字滤波器一般用SINC (Sin(x)/x)函数的脉冲响应低通滤波器实现。该滤波器输出接至抽样
电路
，以降低输出码率。
SINC滤波器除了滤除量化噪声这一显著功能外，也有助于提供输出码率整数倍频...[Details]
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According to a report by Science and Technology Daily on November 8, the first two BeiDou -3 satellites flew into space on November 5. By this time next year, they will welcome more than a dozen c...[Details]
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From the perspective of practical application, high-power LED devices with simple installation and use and relatively small size will inevitably replace traditional low-power LED devices in most light...[Details]
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Measuring DDR2 storage devices requires separating the read/write access cycles. In DDR2, the relationship between the Strobe and Data buses can be used to distinguish between read and write operatio...[Details]
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The electro-biochemical principle of blood glucose measurement is that when a certain voltage is applied to the blood after the enzyme reaction, the current generated will increase as the blood glu...[Details]
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//************************************************ ****************** //@FileName: UART 51.C //@Controller AT89S52 //@Compiler Keil //@Hardware: an ordinary I/O, a timer T0; and TXD //Descri...[Details]
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Preface Ⅰ Compared with the previous 51 series chips, one of the advantages of the STM8S chip is that it has richer peripheral resources and more powerful functions. Therefore, this article describes...[Details]
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Unique device identifiers are suitable for: ● Used as a serial number (e.g. USB string serial number or other terminal applications) ● Use the unique ID as a security key when used in conjunction wit...[Details]
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According to the latest report from foreign media, Microsoft may bring a notebook with a groundbreaking design in the first half of next year, thus opening a new chapter for Windows. The report men...[Details]
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Communication DC power supply is a basic telecommunication equipment, providing power supply guarantee for communication main equipment. Battery pack is an important component of communication DC p...[Details]
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Faced with a seemingly simple dimming function requirement, the modern 3G, 4G, and cloud computing era electronics industry is helpless. The popular media darling - smart grid - is also completely pow...[Details]
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introduction
Current protection is generally divided into three stages: the first stage is current quick-break protection; the second stage is time-limited current quick-break protection; the ...[Details]
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It has to be said that with the explosive growth of TWS headphones, noise-canceling headphones have also developed rapidly in China in recent years. At present, there are about 300 noise-canceling he...[Details]
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Introduction: Connectors are used in every car. This device uses electrical, optical and other signals to control the corresponding mechanical force to connect, disconnect and convert, thereby real...[Details]
MCU
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