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 ...
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]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[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]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[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]
Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
The biggest advantage of Profibus is that it is guaranteed by the stable international standard EN50170 and has been proven to be universal in practical applications. It has been widely used in man...[Details]
1. Fully understand the design requirements of all parties and determine the appropriate solution.
When starting a hardware development project, the original driving force will come from many a...[Details]
The programmable controller directly controls the stepper motor, which can significantly reduce the cost of the control system of the modular machine tool automatic production line. The article int...[Details]