Factories, enterprises, mines, operating workshops and other large-span spaces use LED emergency lighting and normal lighting together. They can quickly switch to EPS backup power after a city power o...
0 IntroductionPFC control strategies are divided into discontinuous current mode (DCM) and continuous current mode (CCM) according to whether the input inductor current is continuous, as well as the c...
A large dial made of 120 LEDs and a touch control at the end. In the eyes of Stargate fans, this is a portal.The production process of such a small gadget is not complicated. 10 curved circuit boards ...
Isn't it said that local variables can be automatically released? Why can't mine be released? For example: Write a little to explain the problem. key() //define a function { int a; } main() //main fun...
1. Is Ubeq a constant in a basic common emitter amplifier circuit? Does it only depend on the tube construction? If so, why? 2. Is the Si tube 0.6-0.8 and the Ge tube 0.1-0.3 volts?...
Today is the first time I wrote ADC. I ran into some problems. I hope the experts can give me some advice. I defined an array ad[2] to store the data converted by ADC, and used p1.0 and p1.1 to perfor...
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[Details]
Due to the needs of medical development, in many cases, general thermometers can no longer meet the requirements of fast and accurate temperature measurement, such as measuring human body temperature ...[Details]
0 Introduction to the direct method of feedback linearization based on dynamic equilibrium state theory
The basic idea of the direct method of feedback linearization based on dynamic equilib...[Details]
Compared with traditional light sources, light-emitting diodes (LEDs) have many advantages, such as low operating voltage, high energy efficiency, small size and directional light. They can provide...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
From the moment AVS video was born, scientists and engineers have been working tirelessly to reduce the size of audio and video bitstreams. Various advanced video compression algorithms have emerge...[Details]
Overview
In recent years, the vigorous development of integrated circuits has created a huge space for the research and application of digital circuits. FPGA has low power consumption, high re...[Details]
Introduction
The MAX2116 P1db data is measured at specific combinations of RF and baseband gain over the adjustable range of these two gains. These data can be used to select gain control se...[Details]
With the rapid development of network technology and information communication, network economy and knowledge economy are no longer the exclusive domains of IT and other high-tech industries. The i...[Details]
In the issue of ensuring the safety of drivers and pedestrians, the proportion of electronic technology has increased. According to the survey, 80% to 90% of traffic accidents are caused by driver...[Details]
The microwave multifunctional therapeutic device uses microwave radiation for heating treatment, which can achieve the effects of sterilization and blood circulation. Using microwaves to directly c...[Details]
With the advent of the new economic era represented by the Internet, PCs have lost their former glory, and smart 3C products (Computer, Communication and Consumer) will set off a new wave. As one o...[Details]
In the process of RF transceiver application, adjusting the processing gain (PG) of the direct sequence spread spectrum communication system (DSSS) can obtain excellent anti-noise performance, whic...[Details]
I hope my mobile phone has more functions, I hope my digital camera is smaller, I hope my Walkman can listen longer... Consumers are always full of expectations for the performance of portable electro...[Details]
Portable products are generally powered by batteries. Due to cost and size considerations, there is a trend to reduce the number and size of batteries used in design. If the number of batteries is ...[Details]
Microcontroller MCU
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