Different from the electric field shielding and magnetic field shielding mechanisms described above, electromagnetic shielding
There are three different mechanisms for the attenuation of electromagnet...
A warning appears: RDI Warning 00005: Data abort. I am using the AK100 emulator. This is my first time using it. Please give me some advice. . . Thank you! ! ! ! !...
The first time I applied for samples on the ST official website, I didn't hold out hope and was rejected. I applied from an agent before and it took two months to get it. It feels so difficult to appl...
littleshrimpST Sensors & Low Power Wireless Technology Forum
We all know that motor drive is one of the main application areas of IGBT. Some students may have such confusion:"IGBT is originally used to drive the motor, so why does it need a driver? What does th...
Can anyone provide a USB mouse and keyboard driver to simulate the mouse and keyboard to automatically press keys? I used the wion.vxd driver before. The PS/2 interface can simulate keyboard presses, ...
Many years ago, I saw an article about an AC voltage stabilizer. Figure (01) is a simplified schematic diagram of the AC voltage stabilizer.Figure (01) and Figure (02) are the main circuits of the AC...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
DigRF
is
poised to replace the two main forms of data communication paths between RF and baseband semiconductor devices:
analog
signaling, and proprietary digital signaling (paralle...[Details]