From school to work, I have always known about buck step-down, boost step-up, buck-boost step-up and step-down, and I also know the topology roughly. I didn't study it carefully in school, but I used ...
[i=s]This post was last edited by reayfei on 2021-7-18 23:48[/i]1. Because the program shown in the figure can only be downloaded through FOTA, and not JLINK, you must understand the FOTA method.2. Us...
reayfeionsemi and Avnet IoT Innovation Design Competition
Title: PADS Logic View Operations
When designing schematics, you often need to zoom in and out on the view. The [Settings] menu of PADS Logic provides basic commands for view operations. You can use t...
[align=left][color=rgb(25, 25, 25)][font="]Understanding Semiconductor Thyristor[/font][/color][/align][align=left][color=rgb(25, 25, 25)][font="]Thyristor is also called silicon-controlled rectifier,...
1 Introduction
During the production process of quartz crystal sheets, they have to go through processes such as cutting and grinding. Some of the quartz crystal sheets will have physical defec...[Details]
According to Jiwei.com, Xiaomi held a "Born to be Good-looking" press conference today, officially launching new products such as the Xiaomi Civi smartphone and Watch Color 2 smartwatch. Among them, ...[Details]
Opening remarks:
In the previous section, Brother Hong mentioned that the delay() function takes too long and other tasks have no chance to execute. How can we improve this? This section teaches you ...[Details]
Notes on entering HALT Set the unused IO ports to output low; Turn off all used peripheral clocks (such as ADC, USART, etc.); Peripherals used for disability; The measured standby current in HALT m...[Details]
1. Information security layout trends of traditional domestic vehicle manufacturers In November 2016, the National Highway Traffic Safety Administration of the United States issued the "Automotive ...[Details]
The signal source of traditional frequency sweepers mostly uses an oscillator composed of LC circuits, and a large number of discrete components are used to realize various functions. The display p...[Details]
At the end of the Eastern Han Dynasty, the country was divided into three kingdoms, with Wei, Shu and Wu fighting each other endlessly. Today, this situation is also happening in my country's drone i...[Details]
According to the Economic Daily, the Sino-US trade war and the new coronavirus epidemic have dealt a double blow, accelerating the reshuffle of the two major mobile phone supply chains of Apple and S...[Details]
According to foreign media reports, scientists from the Gwangju Institute of Science and Technology (GIST) in South Korea have discovered a new catalyst material that can significantly extend the lif...[Details]
The 2019 China (Chengdu) Electronic Information Expo, the largest electronic information industry event in western China, will be held at the Century City New International Convention and Exhibition ...[Details]
1. Probe classification
Probes are usually classified according to the measurement object, as shown in Figure 1. Among them, high-impedance passive probes, high-voltage differential probes, and cur...[Details]
The 89C51 chip does not have its own PWM generator. If you want to use 51 to generate PWM waves, you must use software programming to simulate. The methods can be roughly divided into two methods: so...[Details]
background The overall medical electronics market was valued at approximately $3 billion in 2015 and is expected to continue growing at a CAGR of 5.4% to reach a market size of $4.41 billion by 20...[Details]
What are the features of self-driving cars?
Self-driving cars have a variety of technical means such as global positioning system (GPS), radar, lidar, camera, ultrasonic sensor, etc., which ca...[Details]