Recently, I have been having a series of bad luck. Today, when the busy farming season started, I couldn't open the garage shutter door. I've never found that it couldn't be closed or opened smoothly ...
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Studying Things to Gain Knowledge 01——Beat Frequency
Studying Things to Gain Knowledge 02——The Beat Frequency of Two Light Columns
Studying Things to G...
Because the battery management chip used before was MAX1924V, Maxim Semiconductor does not provide free chips. So I modified the design and re-selected MAX17005B as the battery management chip, modifi...
[size=4] I am a new MCU beginner. I have just started to learn STM32. I have collected a lot of relevant information on the Internet, but I found that these materials are very scattered and have not b...
I am drawing an expansion board for BeagleBone. BeagleBone has its own LCD controller that outputs level signals. Please recommend a 4-inch TFT screen with a resolution of about 800*480. It is best if...
We are required to design an AC parameter tester based on a single-chip microcomputer. Although I have some ideas, they are still very vague. I would like to ask you to help explain the principle. The...
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]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[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]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[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]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
Globally, the market for airbags and other restraint systems consists of different geographical regions, each with its own characteristics and needs. North America first introduced airbags in mass-...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
Some experience we have accumulated when debugging a system using Keil C
1. Since Keil C does not support Chinese very well, the displayed cursor will be inconsistent with the actual cursor positi...[Details]
Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
wh...[Details]
Central topics:
Six basic principles of automotive power supply design
Practical applications and power requirements
Solution:
Design heat sink based on minimum efficien...[Details]
1 Working Principle
This system makes full use of the control and computing capabilities of the 89C51 single-chip microcomputer and adopts the MCS-51 assembly language to design a microwave pu...[Details]
CAN (Controller Area Network) is a serial communication network that effectively supports distributed control and real-time control. It has the advantages of high reliability, low cost, flexible confi...[Details]