The following figure is: a high-voltage pulse discharge system. The green part and the yellow part (external control) are grounded. The function of the green part (discharge) is to generate a -400V vo...
Question: Inside the CMOS transmission gate is a P-channel MOS and an N-channel MOS connected. When C is high, the N-tube at the bottom is turned on. When C is low, the PMOS tube at the top is low, so...
Figure 1: Add group in the project named rt threadFigure 2: Create a new rt-thread folder in the project's librariesFigure 4: Files in the rt-thread folderFigure 5: Adding header file path$PROJ_DIR$\....
As shown in the figure, this is a bridge sampling circuit, and a PT100 resistor is connected between PT1A and PT1B. I have also searched for some information on the Internet, but it is not complete. A...
[i=s]This post was last edited by Tianyiwuzui on 2022-11-25 23:25[/i]Because the main content of the following evaluation is about AI voice recognition and image recognition, for voice recognition, th...
As shown below:
When analyzing the noise of an op amp circuit, the feedback resistor R1 (10K) can be regarded as an ideal resistor R2 (10K) connected in series with a white noise source (VN). In engin...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[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]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[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]