1. If you are 3-5 minutes late for work, 20 RMB will be deducted; 2. If you are more than 1 hour late, it will be counted as half a day of work; 3. If you are more than 2 hours late, it will be counte...
[img]http://p.blog.eeworld.net/images/p_blog_eeworld_net/alicepeter/EntryImages/20081222/suspend1.JPG[/img] As shown in the figure above, I set the time for wince to enter various modes. After startin...
Since I came to eeworld, I have posted many articles, reposted articles, my own debugging process, etc. As a result, many people left messages asking for QQ. I don’t understand. The following is my at...
I have used USB3300 to drive USB in other products before, and there was no problem. Recently, a project changed the USB interface to TYPE C, rewired, and soldered 3 boards. All of them had the same p...
Introduction--As the convergence of networks for transmitting data, voice and video is gradually realized, people's understanding of the concept of convergence is gradually deepening. As the convergen...
1. The similarities and differences between the lumen efficiency of a single LED and the lumen efficiency of a lamp using LED as a light source. For a specific LED, with a specified forward bias, for ...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]