When the pen slides quickly on the touch screen, the application wants to do some page turning operations. But now I want a program or system to capture this action when it happens, and send a message...
AD620 and 555 form an overcurrent protection circuit. There is a problem with the Proteus simulation. Please help me find where the error is. Thank you!...
How is writing a testbench and simulating it with modelsim different from simulating it with system verilog? Which is more convenient to use? I see that some companies use system verilog, but some exp...
[size=6]Since my graduation project is to make a digital frequency meter based on AT89C52 single-chip microcomputer, I am uploading the hardware data. Since I am not very good at C language and time i...
The circuit of the protector is shown in Figure 1. The 220V AC power supply is stepped down by capacitor C1, VD1 is half-wave rectified, and VDW is stabilized before supplying to the time base circuit...
I bought the smallest system board of msp430 one and a half years ago, and I played with it a while ago. Now my company needs to develop a low-power circuit board, which is exactly what I need. So I a...
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
DC regulated power supply is a commonly used electronic device, which can ensure stable output voltage when the grid voltage fluctuates or the load changes. A low ripple, high-precision regulated p...[Details]
introduction
The data detected by various measuring instruments often need to be transferred to the PC for data processing and archiving, so as to make full use of the rich hardware and softwa...[Details]
introduction
Image compression technology is becoming more and more important in modern life. With the improvement of data processing speed of DSP, a single-chip DSP can achieve good results...[Details]
Abstract: This paper uses the S3C2410 chip GX development board with ARM920T core as the hardware platform and Windows CE operating system to design an embedded system touch screen interactive func...[Details]
In today’s body control module (BCM) designs, knowledgeable engineers are moving away from electromechanical relays wherever possible. Their next step is to eliminate fuses. But is eliminating ...[Details]
0 Introduction
With the continuous progress of society and the improvement of people's living standards, environmental protection and energy conservation have received more and more attention....[Details]
1. Overview:
Electronic sphygmomanometers are currently widely used and promoted due to their advantages such as non-invasiveness, simple operation, and portability. There are many methods...[Details]
0 Introduction
With the release of the "Elevator Supervision and Inspection Regulations", new requirements have been put forward for the inspection quality of elevators by inspection agenc...[Details]
O Introduction
Semiconductor laser (LD) is a solid light source. It has been widely used due to its advantages such as good monochromaticity, small size, light weight, low price and low po...[Details]
Historically, GPS receiver designers have combined simulation and drive testing to determine receiver performance in complex environments. While GPS signal simulation provides a repeatable signal s...[Details]
1 Introduction to Oscilloscope
An oscilloscope is a tool used to measure the fluctuation of voltage or current in a circuit. It can reflect the working condition of the device in real time...[Details]
Hardware road:
Step 1: PCB design, generally for the circuit cutting and expansion of the development board, based on the development board schematic, draw the PCB and package library, and...[Details]
With the significant increase in the use of portable electronic devices such as media players, PDAs, and mobile phones, external power supplies (EPS) or battery chargers have begun to occupy power ...[Details]
1 Introduction
Today, with the development of control, computer, communication, network and other technologies, the field of information exchange is rapidly covering all levels from the fa...[Details]