What is the difference between the following two methods of reading external expansion RAM? Why does my program return strange results? [/font][/backcolor][/color] [color=#333333][backcolor=rgb(245, 2...
Colorimetry is a science that studies color measurement. Its task is to study the qualitative and quantitative laws and applications of human color vision. Color vision is a kind of photopic vision of...
Regarding the 125Khz low-frequency card, the wavelength of its electromagnetic wave is 2400 meters. Is the coil of the card reader an antenna or a mutual inductor? If it is an antenna, then the optima...
As shown in the figure, the half-bridge inverter topology
In the case of power failure, if the ±Vbus bus voltage is greater than 36V, the drive signals of the two power tubes Q1 and Q2 still exist, ca...
Should the feedback loop of the buck switching power supply include the ferrite bead connected to the output terminal in the loop? What impact will it have if it is included? Generally, it should not ...
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]
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]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[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]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
In recent years, the application of single-chip microcomputer systems in the field of industrial measurement and control has become more and more extensive. However, for industrial sites with harsh...[Details]
0 Introduction
The tobacco leaf curing process is a key step in producing high-quality tobacco leaves, and the quality of flue-cured tobacco is closely related to the temperature and humidit...[Details]
The NCL30051 from On Semi is a peak current controlled fixed off time buck controller designed for LED driver applications. It has adjustable off time, 250mA source/500mA sink peak drive capability, ±...[Details]
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System Introduction
The converter remote data transmission system must collect converter signals distributed in various workshops and send them to the central control room. Wuhan Iron and Stee...[Details]