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On May 27, 2020, Wuxi CSMC Technology Co., Ltd. (hereinafter referred to as "CSMC"), a subsidiary of the Foundry Business Group of CR Microelectronics Co., Ltd. ("CR Micro"), and Chengdu Ruichengxin ...[Details]
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The 16x16 LED dot matrix designed based on 51 single chip microcomputer uses 74HC154 and 74LS04 as the driver for the 16x16 LED dot matrix. The simulation schematic diagram is as follows The micro...[Details]
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Learn about modular programming 1. First, understand traditional programming and modular programming Traditional programming: All functions are placed in main.c. If many modules are used, there w...[Details]
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On September 1, 2016, Zeng Zilan, Director of the Government Procurement Division of the Hunan Provincial Department of Finance, Sun Yongjiang, Branch Secretary and Director of the Municipal Govern...[Details]
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In daily life, greenhouse planting is already a common example in people's lives. Traditional greenhouse planting is achieved by arranging complex wires and related control equipment in the greenhouse...[Details]
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Since the resistive touch screen is a sensor, it uses pressure sensing for control and converts the physical position of the touch point (X, Y) in the rectangular area into a voltage representing the...[Details]
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A new estimate claims that less than 5,000 days have passed since the first iPhone hit the market, but the number of active iPhone users surpassed 1 billion in September 2020. Apple has not publicly ...[Details]
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introduction
With the development of deep submicron technology, the capacity and density of FPGAs continue to increase. With its powerful parallel multiplication and addition (MAC) capabil...[Details]
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When T0 or T1 is used as a counter, the pulses input from the chip pin T0 (P3.4) or T1 (P3.5) are counted respectively. The falling edge of the external pulse will trigger the count. For each input...[Details]
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2. P1 port The mnemonic of the special register corresponding to port P1 is P1. It is an 8-bit special register with a byte address of 90H. Each bit has a bit address and can be accessed directly. ...[Details]
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Central topics:
The composition of electronic ballast
Sources and Impacts of Electromagnetic Interference in Electronic Ballasts
Measures to Suppre...[Details]
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Compilation environment: I use (Keil) MDK4.7.2 STM32 library version: I use 3.5.0 1. This article does not give a detailed introduction to the basic knowledge of FLASH. Please refer to relevant ma...[Details]
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Since
RS-422
and
RS-485
buses have strong anti-interference ability, high communication rate, long communication distance, and can communicate with multiple slaves,
...[Details]
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Analysis of power amplifier protection circuit Amplifier protection circuit With the development of technology, power amplifier protection circuit The application in society will become m...[Details]
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Linear's LTR3741 is a high-power constant current and constant voltage 20A step-down power supply controller. The input voltage VIN ranges from 6V to 36V, the output voltage is up to VIN-2V, the vo...[Details]
MCU
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