The requirement is to sample 200 points in a signal cycle of 20ms. For multiple signals, the sampled data needs to be stored in RAM. One signal requires about 1m of space. I am a beginner in single-ch...
The truth of the Tianyou Municipal Government group fight has been revealed! Oh my god! It's so dark! ! Sina Real Estate News (Editor Zhang Wenwen) At around 8:30 on March 16, a violent beating occurr...
This is a courseware on RF and mixed analog and digital PCB design. I hope it will be helpful to people who are working on high-frequency circuits.
It mainly includes:
RF PCB layout and mixed analog a...
[i=s]This post was last edited by damiaa on 2016-11-16 21:42[/i] [size=5] [color=#808000]When making products, I have to worry about every chip selection[/color][/size] [color=#0000ff]Have you ever en...
Hello, a company has an interview question. It uses Samsung's 128S64AA1 display module and requires the Chinese display signal output to this module to be converted into an English display signal. I d...
Today I saw that the G3 can be set to switch between trackball and mouse, and users can choose mouse arrow operations. I would like to ask how this is achieved?...
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[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]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[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]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
HL201A is a special thick film driver integrated circuit with a capacity of less than 75AGTR developed by Xi'an Power Electronics Technology Research Institute. The article explains the pin arrange...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]