(II) MCS-51 floating point operation subroutine library and its usage instructions This floating point subroutine library has three different levels of versions to suit different applications: 1. Smal...
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Welcome everyone to guess the questions: https://bbs.eeworld.com.cn/thread-1084544-1-1.htmlList of component in...
I burned the program on stm32f103 directly to f100 and the program can't run. The program is an i2c routine on the pioneer, using the serial port to print whether the reading and writing are successfu...
[color=#666666]I have assembled a 450 Chinook. Since the program control problem has not been solved, I have to add a vector motor control. The power of the vector motor is controlled by another recei...
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
1 Introduction
The early stage control system used relay control. Due to the large number of stage equipment, the number of control elements is huge and the wiring is complicated. Therefore, th...[Details]
introduction
This paper mainly studies the problem of voltage sag control. For sensitive load equipment with rectifier inverter structure, this paper proposes a DC dynamic voltage restorer (Dy...[Details]
Hall sensor
is a semiconductor element that works by using the Hall effect. Due to the high conversion efficiency, fast response speed, wide dynamic range, good frequency characteristics and ...[Details]
As the global leader in virtual instrument technology, NI provided customers with more than 6,000,000 virtual instrument measurement devices in 2004 alone. For 25 years, engineers have used virtual...[Details]
The development of the machinery manufacturing industry from single-machine automation to distributed DNC control systems requires the first technical solution to the information exchange and inter...[Details]
What is Power Monitoring Software
Power monitoring software is used in conjunction with an uninterruptible power supply (UPS) to improve its performance. When using an UPS, users can use this ...[Details]
Microcontroller MCU
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