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LTspice (1) VScode and .model
LTspice(2) .TEXT uses Xnn
LTspice(5) components and libraries
LTspice .Subckt(1) PWM Generator
LTspice(6) Chinese Valentine's Day Special - Draw a Heart
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In the past, I always selected the passive crystal load capacitor based on the reference circuit design. However, I recently saw that the circuit load capacitor is related to the crystal's own capacit...
After a long wait, I finally received the express from SF Express. The box was not as heavy as I expected, but SF Express probably did not use force in loading and unloading, so the box was intact.
Ma...
[i=s]This post was last edited by ddllxxrr on 2019-4-11 21:50[/i] I tried the straight line a long time ago, but found it was a diagonal line. I found that I could change it to a straight line by chan...
Wireless systems, including communication, networking and sensing systems, play a vital role in our information age society in many areas such as public services and security, consumer, industrial, sp...
Many portable or battery-powered devices use white LEDs as backlights.
In particular, PDA color displays require white backlight to restore the desired colors, which should be very close to th...[Details]
PWM is pulse width modulation. Pulse width modulation is a very effective technology that uses the digital output of a microprocessor to control analog circuits . It is widely used in many fields fro...[Details]
Regarding the ADC interrupt function of the STM8S003/903 chip (including two cases), record your understanding: 1. When using ADC interrupt for a single channel: If you only need to collect one ana...[Details]
Recently, Buycar learned that Honda today unveiled its advanced future safety technologies currently under development to the world for the first time. Among them, the "Intelligent Driving Assistance...[Details]
I use LabView8.2 to call the DLL I wrote, which was written in the previous article.
First, create a new VI, press Ctrl+E to switch to the back panel, and select "Interconnect Interface - Libra...[Details]
Electronic circuits are often operated with positive regulated output voltages, which are usually provided by buck regulators. If a negative output voltage is also required, the same buck controlle...[Details]
According to the latest announcement, after millimeter wave radar, even ultrasonic radar was thrown into the trash can by Musk. Tesla is now 100% purely visual. In fact, the editor's theoretical know...[Details]
A few days ago, we received an inquiry from a laboratory customer. The signal source generates different waveform test applications at different times. It is necessary to realize DC bias signal and...[Details]
At the 2019 World Ultra High Definition Video (4K/8K) Industry Development Conference, Li Dongsheng, Chairman and CEO of TCL Group and Chairman of CSOT, stated that China will usher in an important s...[Details]
With the rapid development of new energy vehicles and the further opening of the market, the number of new energy vehicles is constantly rising, and it is becoming the next "blue ocean" market that...[Details]
It has been almost 3 years since I started using STM32. To my shame, I still don’t understand many things. It may also be because my English level needs to be improved and I cannot correctly understan...[Details]
An engineer in Shenzhen Futian Huaqiangbei who specializes in screen development and production needs to use an oscilloscope to measure a series of pulse signals when the Apple tablet computer iPad p...[Details]
Introduction
Ensuring the best picture quality is the ultimate goal of video system designers. With the advent of high-definition television, image resolution and video signal bandwidth ha...[Details]
1. Basic knowledge: Radiated emission - referred to as RE, detects the radiation interference emitted by the product. The international standard refers to CISPR25, and the national standard refers t...[Details]
With the rapid development of new energy vehicles and autonomous driving, many EMI problems have occurred in the application of automotive power chips:
First, autonomous driving and smart cock...[Details]
Analog electronics
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