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Everyone is familiar with multimeters, but few people can really use them thoroughly. Here, let me explain to you how to use a multimeter to detect capacitance. Don't underestimate this knowledge poin...[Details]

Hardware Analysis Block Diagram Schematic diagram: System function analysis This design consists of STC89C52 single-chip microcomputer circuit + LCD1602 display circuit + Hall speed measurement...[Details]

Many friends think that PID is a kind of control that is out of reach, very mysterious, and very high-sounding. They are also very vague about its control principle and only know it at the conceptu...[Details]

The system control register (SCTLR) is used to control standard memory and system devices and to provide status information to functions implemented in the hardware core. cpsr_bits.png Not all bits...[Details]

Hardware Connection: program: #include reg52.h #define uint unsigned int #define uchar unsigned char void Delay(uint x) {   flying i; while(x--) { for(i=0;i 120;i++); } } void mai...[Details]

Power supplies for digital circuits usually have very low output impedance. If measured directly from the output, the power supply usually meets the "there must be a low impedance path between the...[Details]

Voltage is one of the most basic measurement elements in electronic and power systems. Quickly and accurately obtaining voltage values ​​has always been one of the important contents of data acquisit...[Details]

According to foreign media reports, the supply of both non-4K and 4K models of the 21.5-inch iMac is decreasing at Apple Stores across the United States, and the shipping date for online orders of th...[Details]

Zhang Xin, Director of Product Technology Applications at Tektronix, and Gao Bin, Professor of the School of Integrated Circuits at Tsinghua University, discussed the research progress of memrist...[Details]

　　This article mainly introduces an application of capacitive sensors in liquid measurement - capacitive level gauge. Capacitive level gauge is an important detection tool for enterprise automation. ...[Details]

A modification of the current-control circuit in a low-voltage LED system allows use of a chopped supply voltage to modulate the LED intensity. The circuit prevents inrush current to the decoupling...[Details]

Field-Sequential Color LCD is lit up by three-color backlight sources in sequence. The LCD screen controls the color and brightness of the transmitted light according to the information...[Details]

1. Class Notes 1. Comparison of startup processes between Windows computers and embedded devices     |-- Windows power-on startup process     | |-- Power on - BIOS (boot operating system) - Windows -...[Details]

    Video surveillance has become an infrastructure for improving public safety in modern society. It can help system operators analyze abnormal events that have occurred for retrospective review; or ...[Details]

Gallium oxide (Ga2O3) detector is a photodetector based on ultra-wide bandgap semiconductor materials, mainly used for the detection of day-blind ultraviolet light. Its unique physical and ch...[Details]