[color=#ff0000][b]Live broadcast time: 10:00-11:30 am, June 12, 2018 (Tuesday) [/b][/color] [b]Live broadcast topic: [/b] As the demand for high-precision operational amplifiers increases, the use of ...
1. People with bad teeth usually have good tempers. On the contrary, people with sharp teeth usually have bad tempers. Zhang Fei is an example. 2. People who promise to do something for you usually fa...
Sign up for live broadcastLive broadcast time: December 3, 2020 (Thursday) 10:00-11:30 am
Live Topic: MPS inductor solutions help better switching power supply design
Live content:Switching power supp...
[backcolor=rgb(239, 245, 249)]When using STm32L151RCT6, PA5, 6, 7 as the interface of SPI1, there is a problem when using the GPIO_PinAFConfig() function. // GPIO_PinAFConfig(GPIOA,GPIO_Pin_5,GPIO_AF_...
First of all, thanks to soso:lol for providing the F2802x_CSP_RTM upgrade programming plug-in. It is so simple to find the 28027 example, that is, download the 2802X library file. There is a flash exa...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[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]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[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]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[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]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
Currently, the commonly used solar cell technologies include monocrystalline silicon solar cells and polycrystalline silicon thin-film solar cells. Production process: Monocrystalline silicon solar...[Details]