Please see the effect picture: Two effectsFunction: Add the function of uploading preview pictures on the resource upload page. I think this can reduce the workload of administrators. If you want to p...
[i=s]This post was last edited by lb8820265 on 2021-8-15 01:30[/i]I have had a dream of making a car since I was a child. I have been working hard for this dream and have made several generations of B...
[size=14px]ubuntu 16.04 ros. When running, the error [/size] You must call ros::init() before creating the first NodeHandle Couldn't find an AF_INET address for [] is in the main function. ros::init i...
During the electronic competition, my classmates in the same laboratory used the msp4305 series of microcontrollers as the main control of the competition. I felt that the speed of 25Mhz was indeed qu...
I designed a circuit board for LPC2478, and then used ADS1.2 and HJTAG to set up a development environment on a PC. I found a very strange problem: When EasyJTAG is plugged in and the program is downl...
TD-SCDMA (Time Division Synchronous Code Division Multiple Access) is one of the three major standards for the third generation of mobile communications. It is a communication standard with indepen...[Details]
Digital signal processors have efficient numerical computing capabilities and can provide a good development environment, while programmable logic devices have highly flexible configurability. This...[Details]
Overview
Bioelectric signals are very weak, and there is strong interference when detecting them. Therefore, there are many technical difficulties in designing high-quality bioelectric ampli...[Details]
With the development of automatic control technology, the application of precision air pressure generation and control technology is becoming more and more extensive. However, the traditional valve...[Details]
WiMax technology needs to demonstrate its advantages in specific application scenarios in order to gain market recognition, which requires application testing to measure system performance para...[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]
Volkswagen's electronic throttle has taken our understanding of the traditional throttle a big step forward. However, while we admire Volkswagen's new technology, which is constantly being applied...[Details]
Novaled, a German company, has successfully developed p-type and n-type field effect transistors based on a single-layer pentacene semiconductor layer by using its own p-type and n-type dopants. This ...[Details]
FSK (Frequeney-Shift Keying) uses carriers of different frequencies to transmit digital signals. FSK signals have the advantages of strong anti-interference ability and long transmission distance, and...[Details]
Register transfer level (RTL) verification is still a bottleneck in digital hardware design. Industry research shows that functional verification accounts for 70% of the entire design work. But eve...[Details]
This year marks the 25th anniversary of the birth of FPGA and the 25th anniversary of the founding of Xilinx. At this special moment, I have two important messages to share with you: The first mess...[Details]
As modern cities develop towards multi-functionality, urban layouts become increasingly complex, with hundreds, even thousands of ground monitoring points. To ensure that functional departments can...[Details]
With the deepening of energy crisis and environmental pollution, the research and utilization of solar energy has received widespread attention. Solar energy is an inexhaustible renewable energy so...[Details]
0 Introduction
The pipeline detector is a special portable instrument that uses the secondary field principle to detect underground metal pipelines. It generally includes a transmitter and...[Details]
Differential circuits can effectively remove common-mode noise in high-frequency and high-speed designs. Differential devices and transmission lines are not only commonly used in high-speed digital...[Details]