I'm working on something related to electric energy measurement recently. When collecting voltage and current signals, someone suggested using a differential circuit. Why can't we just do voltage divi...
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?...
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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]
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]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
Today's automotive application developers face numerous design challenges as modern cars add more electronic functionality, while the need for lower power consumption and smaller printed circuit bo...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]
1 Introduction
The coke oven gas recovery system is mainly composed of a gas tank and a pressure reducing station. While realizing the recycling and reuse of coke oven gas, it also plays an imp...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
With the development of my country's economy, environmental pollution caused by energy consumption is becoming more and more serious. Sulfur dioxide and nitrogen oxides emitted from coal-fired flue...[Details]
●Try to use original batteries
Using original batteries is the most important thing to ensure your safety. Nokia once claimed that there have been more than 20 mobile phone battery explosi...[Details]
Lithium-ion battery name introduction
The lithium-ion battery that is now widely used by everyone is developed from the lithium battery. So before we get to know the lithium-ion battery, l...[Details]
Automotive electronic products are trending towards an increasing trend, and electronic technology plays a very important role in solving the economy, safety, comfort and other aspects of automobil...[Details]
LED definition
In the PN junction of some semiconductor materials, when the injected minority carriers recombine with the majority carriers, they release the excess energy in the fo...[Details]