PASS F5 is a simple and famous circuit. Actually, I have wanted to make it for a long time, but I never started. Under the encouragement of others, I finally bought some 240 and 9240 and soldered them...
/*******************************************Function name: ExternVerifyFunctionfunction: External authentication, common to cards and ESAMInput parameters: cReceCardData1[8] command data 8 bytes, cKey...
Mobile phone radiation standards have again attracted attention 2006-6-16The issue of mobile phone radiation standards has existed in China for many years. Recently, it has heated up sharply with a re...
Protecting Your IP Cores - Part 1 Soft IP Cores, Chapter 3: Obfuscation of Hardware DesignHardware obfuscation is a technique that intentionally hides the functionality of electronic hardware by modif...
RT!
Computer is the savior R7000 4800h 32GB memory, system Ubuntu 20 (vmware 5.xx)
The target kernel for compilation is version 5.6.18
Generally, make -jN is used for compilation; is it better to set ...
The signboards taken on the streets of the community!I have little education and I don't know many words, so I beg an expert to translate it into "Chinese" standard Chinese. (Note: Simplified Chinese ...
1. Inverter (electric) welding machine 1. Principle of inverter welding machine Inversion and rectification are two opposite concepts. Rectification is the process of converting AC into DC, while i...[Details]
As the gap in upstream raw materials for lithium batteries continues to expand, new energy companies including lithium batteries have also begun to focus on the research and development and constru...[Details]
1Understanding Thumb-2 First, let's start discussing energy-saving technologies from a seemingly non-obvious starting point - the instruction set. All Cortex-M CPUs use the Thumb-2 instruction set, w...[Details]
A product that costs more than 1,000 yuan can be bought for only one or two hundred yuan on Apple’s official website in China. Are you getting a good deal? Yesterday, some netizens reported o...[Details]
About PID proportional regulation: it is to respond to the deviation of the system in proportion. Once the system has deviation, proportional regulation will immediately produce regulation to reduce ...[Details]
Duty cycle in the field of telecommunications means:
in an ideal pulse sequence (such as a square wave), the ratio of the duration of a positive pulse to the total pulse period.
For exampl...[Details]
The intelligent battery sensor (IBS) from ams is designed to monitor the state of charge (SOC) and battery safety (SOH) of the latest lithium iron phosphate automotive batteries and traditional AGM...[Details]
This article will explore how to improve the efficiency of motors. From the previous discussion on motor characteristic curves, we know that the mathematical definition of motor efficiency is outpu...[Details]
Q1: How to perform periodic maintenance on robots?
1. Regular maintenance of the robot can extend the service life of the robot. The maintenance cycle can be divided into three months, six mon...[Details]
It supports stable connection between square battery cells and can be flexibly used in advanced power battery systems such as CTM, CTP and CTC, simplifying the assembly process and reducing materia...[Details]
1 Introduction
Emergency power supplies are mostly powered by batteries. In order to obtain a sufficiently high voltage, multiple batteries are usually connected in series, such as 24, 32 or 4...[Details]
This is my first blog about 51 single-chip microcomputer. It mainly records my learning process and the problems encountered in the process. Please point out any mistakes or omissions. As far as I un...[Details]
General Provisions
The power supply and grounding of intelligent system equipment should be safe, reliable, economical, reasonable and technologically advanced.
Design elements
Int...[Details]
Explosion-proof level switches are widely used in coal, petroleum, chemical and other environments with explosive gases or dust. The quality of their explosion-proof housing structure is directly r...[Details]
Dear leaders and guests, hello. Today I would like to share with you "Developing Energy Storage Technology to Promote Green and Low-carbon Transformation", which mainly includes the following four poi...[Details]