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We take LQFP48 package as an example. From the description of the pins in the figure, we can see that almost every pin has multiple functions. For example, pin 9: PIO1_8/CT16B1_CAP0, which means t...[Details]
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The microcontroller source program is as follows: #include reg52.h //Include the header file. Generally, no modification is required. The header file contains the definition of special function regi...[Details]
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In optical communication, it is necessary to accurately measure the intensity of the carrier optical signal in the optical fiber, and the optical power meter is an instrument designed based on this de...[Details]
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Implementation of SPI interface of Arm processor based on Proteus
introduction
Nowadays, embedded devices exist in every corner of people's lives, such as DVDs, mobile phones, MP3s, a...[Details]
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1 Introduction RFID is the abbreviation of Radio Frequency Identification, also known as electronic tag, which is a technology that uses radio frequency signals to achieve contactless information tr...[Details]
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Common mode rejection ratio (CMRR) refers to the ability of a differential probe to suppress any signal common to two test points in a differential measurement. It is defined as the ratio of the volt...[Details]
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Morse Code Experiment Operating Oscillator
The 555 timing circuit integrates a monostable multivibrator, which is used to generate the tone in this circuit. The value of C1 can be changed to cha...[Details]
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On June 20, it was learned from the official WeChat account of Shanghai Jiao Tong University that the research team of Shanghai Jiao Tong University observed superconductivity in single-crystal gra...[Details]
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When several pieces of news all coincidentally mention Toshiba as the protagonist, one can't help but ask, what is Toshiba playing? First, Toshiba Memory (TMC) announced in early July that it would o...[Details]
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Battery storage is flexible, can be deployed quickly and has a wide range of applications. It also generates a multitude of value streams – not to mention that battery prices are falling faster tha...[Details]
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Flow measuring instruments are referred to as flow meters. They are mainly used to measure the flow of fluids such as liquids, gases and steam. Different types of flow measuring instruments provide ...[Details]
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GNSS is a navigation system composed of multiple satellites. GNSS plays a vital role in unmanned driving. The high-precision positioning module M22 in the GNSS receiver sends precise positioning an...[Details]
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Recently, WaveFront reported that Beijing Lianshengde Microelectronics (hereinafter referred to as Lianshengde) received a round of financing of 100 million yuan, with investors including WaveFront V...[Details]
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When it comes to semiconductor chips, the companies that people often think of are design companies such as Qualcomm, HiSilicon, Nvidia, AMD, MediaTek, and Apple, foundry companies such as TSMC and S...[Details]
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In Figure 1, S1, S2, S3, and S4 use power MOSFET devices. Power MOSFET is a voltage-controlled element with the characteristics of large input impedance, fast switching speed, and no secondary brea...[Details]