[i=s] This post was last edited by jameswangsynnex on 2015-3-3 19:52 [/i] Press and hold the volume up button and the power button for about 10 seconds. Several lines of English will appear. Use the c...
1-IntroductionIntroduction to the structure of MSP430 microcontroller timer A and its application examples. 2-Timer moduleThe MSP430 series microcontroller has powerful timer resources, which play an ...
For example, a=123,345; I want to convert it into a string in the form of "123.345". How can I convert it? Please help! ! ! ! ! This is what I encountered in 430 programming! ! !...
[size=4] The application of medium and high frequency (13.56Mhz) contactless IC cards is very extensive, such as the second generation ID card, Beijing public transportation "One Card", Guangzhou publ...
I use ADO to access the Access database, but there is a problem when creating the pointer object of _ConnectionPtr, that is, the pointer object is not created successfully. If you use ODBC to access t...
[i=s]This post was last edited by 90houyidai on 2014-11-4 22:52[/i] I have been struggling with this error for more than a week. I have tried to rebuild the project, but the same error still occurs. A...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[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]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
Mobile and portable
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