[p=22, null, center][size=13px] [/size][/p][p=22, null, left][size=13px] Since 2011, YiBo has been holding technical seminars in many cities across the country. The topics of the seminars involve high...
I posted a post yesterday. Today, when I was browsing the forum, I found that someone posted the same post as mine. The content of the post is exactly the same as mine, except that the post name and e...
The environment is VC++6.0. The CPLD register address is: 0x1f000; (offset). The value to be written is: 0. The specific address of the written data is: bus address + offset. I want to know what speci...
IntEnable(INT_UART2); //Enable UART2 interrupt UARTEnable(INT_UART2); //Enable UART2 What are the specific differences between the instructions? If after receiving data, close the UART2 port, process ...
I have worked on USB drivers before, and recently I am working on PCI drivers to achieve two functions: 1. PCI to 2 serial ports + 1 parallel port 2. PCI to 8 serial ports. The questions I want to ask...
The manual says: general-purpose I/O port has been moved to the device-specific data manuals. But I can't find it. If anyone has it, or a download link, please help me. Thanks a lot. [size=7] Now I ha...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[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]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[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]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]