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Ripple: Ideally, the DC voltage output by the power supply should be a fixed value, but in many cases it is obtained by rectifying and filtering the AC voltage. Due to unclean filtering, there will b...[Details]
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In 2023, smart driving will be in full swing in the passenger car market. The rapid advancement of high-speed NOA and urban NOA will allow smart driving to become a car purchase option for C-end cons...[Details]
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Recently, the realme Buds Q2 true wireless earphones appeared on the telecommunications certification website FCC, exposing the battery capacity and related design. Information on the FCC w...[Details]
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Leak master Evan Blass (aka evLeaks) has leaked the upcoming Motorola Razr 2020, a 5G version of the foldable Motorola Razr. The images show a thicker, more rounded phone with a more prominent ...[Details]
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China Energy Storage Network News:
——Interview with Sun Jiye, deputy to the National People's Congress and vice chairman of the Shandong Provincial Committee of the Chinese People's Political...[Details]
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Abstract: With STC12C5A60S2 single-chip microcomputer processor of Hongjing Company as controller, matrix keyboard as input device, RS485 communication interface chip as data update mode, LCD320240...[Details]
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The industry is constantly developing, and our companies are also constantly improving. The development of photovoltaic inverters has been able to affect the development of our industry. With the c...[Details]
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Can ordinary motors generate electricity?
Ordinary motors cannot generate electricity directly, but they can be driven to rotate by external forces to generate electrical energy. This method i...[Details]
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Entering the 21st century, with the continuous advancement of semiconductor technology and packaging technology, semiconductor light sources that have long been used for indication and display are ...[Details]
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In a report to shareholders, Zhang Qiansheng, chairman of ASE Technology Holding Co., Ltd., a major semiconductor packaging and testing company, said that ASE Group's testing business is expected to ...[Details]
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On May 7, blogger @数码闲聊站 revealed that CSOT is testing a new under-screen camera solution that can achieve high resolution without bangs or holes, and supports high-frequency PWM dimming. The current...[Details]
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Here is an amplifier suitable for indoor TV antennas. It has a simple circuit but works well.
1. Circuit Principle The circuit of the indoor TV antenna amplifier is shown in Figure 1. It is c...[Details]
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With the continuous development of communication technology, communication system signal processing is getting faster and faster. In this case, a high-speed bit error tester is needed to test the perf...[Details]
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Counting principle: When P3^4 or P3^5 detects an external complete pulse counter, it will add one to its own TL. Code part: #include reg52.h #define uchar unsigned char #define uint unsigned int...[Details]
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Preface
IC cards can be divided into two categories according to their structure: memory cards and microprocessor cards (CPU cards). The main control functions of the logic encryption card are...[Details]
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