Main chip: pxa270. The newly soldered board can be identified normally using jtag, but when downloading eboot.nb0 using axd, an error occurs: dRDI Servere Error 00602: Can't hlat target and make ir en...
I have encountered a problem and need the help of experts. One product uses two photoresistors, and it is difficult to make the parameters of the two photoresistors consistent. Even the same model doe...
With the rapid growth of the global economy, especially after China joined the World Trade Organization, the competition faced by Chinese analytical instrument companies is becoming increasingly cruel...
I want to ask an expert:I want to use F4270 to communicate with PC via USB. Which USB chip should I choose? Should I use a serial port to USB chip or a USB chip directly, such as FT245? Which one is e...
This book organically combines switching power supplies with LED driver power supplies, and comprehensively and systematically introduces the knowledge of LED driver lighting, as well as the selection...
PCB popular information recommendation, all of which are hot-selling products~~ [url=https://download.eeworld.com.cn/detail/Common Ze1/9393][align=left][color=rgb(0,0,0)][backcolor=rgb(237, 235, 235)]...
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]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[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. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[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]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
In the past 20 years, although the inverters that use power transistors (GTR) as inverter power devices, 8-bit microprocessors as control cores, and realize asynchronous motor speed regulation acco...[Details]
At present, single-chip microcomputers have been widely used in home appliances, medical treatment, instrumentation, industrial automation, aerospace and other fields. The more popular types of sin...[Details]
Hollysys' LM series PLC products fully consider the difficulties in integrating machines, equipment and subsystems in large control systems, and provide a variety of open communication protocols and i...[Details]
IP STB interactive services that are constantly updated
The interactive digital content services that can be provided through the television system include television on demand (Vo...[Details]
Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
wh...[Details]
Embedded System
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