When we design power supplies, especially when powering circuit boards, the most commonly used and most reliable method is: control transformer + 78xx (or 79XX). The reason is very simple. The control...
1. The mileage pulse signal is input from external 0 (INT0). For each pulse signal, the system adds 0.1km and records the mileage. 2. The interrupt method of timer Tx is used to achieve 10s timing (bu...
Have you ever used the CAN module of the TM4C series microcontroller? When entering an interrupt, you need to read the CANINT register, right? It is used to determine the current interrupt source. How...
[table=98%,rgb(238, 238, 238)] [tr][td]As the title says, I want to tinker with ST's sensor [b]LSM330DLC[/b] recently. I used the development board kit before. ST has software for the Windows platform...
What is the reason for the phase difference between the input and output of the op amp? What methods can be used to eliminate or reduce the phase difference?...
I use the default BSP package of Samsung and find that I cannot enter the Matrix_Entry function. Has anyone encountered this problem? How to solve it, I looked at the reg file and bib file, there shou...
Medicines are special commodities. If patients are given the wrong medicine, fake medicine, inferior medicine or expired medicine, it will pose a threat to people's health and lives.
In recent...[Details]
Digital-to-analog converters (ADCs) provide the critical conversion of analog signals to digital signals in many systems. They perform amplitude quantization of an analog input signal to a binary fini...[Details]
Many medical applications require portable, self-powered devices that do not require external power and data cables. The most obvious example is a portable data logger that patients carry with them to...[Details]
To ensure the success of China's TD-SCDMA network commercialization, operators and equipment suppliers need to conduct a large number of tests on networked equipment, among which RF testing is...[Details]
In electronic measurement technology, frequency measurement is one of the most basic measurements. The commonly used frequency measurement method and period measurement method have great limitation...[Details]
introduction
Taking care of babies is very tiring because they wake up and sleep frequently, and activities such as feeding and changing clothes will take up a lot of adults' time and energy. ...[Details]
When you hear the word digital TV, you may feel fresh and excited, but when it comes to what digital TV is and what it can bring us, you may still be confused. You must be very eager to understa...[Details]
Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
In today's world, terrorism poses a severe challenge to social development, national stability and human progress. "Terrorism, political corruption and environmental pollution" are known as the thr...[Details]
Global IP Solutions (GIPS), a leading provider of high-quality IP multimedia processing solutions, announced that GIPS has enabled Voice over Internet Protocol (VoIP) capabilities for Apple's iPhon...[Details]
introduction
Every friend who has been in contact with PC since the 286 era must have deeply experienced the convenience brought to our lives and work by the leaps and bounds of comput...[Details]
Abstract
Modbus protocol has become the first choice of communication protocol in the current industrial field due to its openness, transparency, low cost and easy development. This paper int...[Details]
For mobile phone products, using low-cost components in design is only the first step to make the price competitive. The cost of the production process, especially the cost incurred during the fina...[Details]
Security prevention is mainly based on prevention, which means taking precautions in advance for behaviors and events that may cause harm, timely discovering and handling, and collecting evidence a...[Details]
0 Introduction
With the rapid development of modern technology, wireless meter reading systems are becoming more and more popular and gradually replacing traditional meter reading systems....[Details]
Analogue and Mixed Signal
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