[i=s] This post was last edited by dontium on 2015-1-23 11:12[/i] I would like to ask engineers and experts:void speed_frq_calc(SPEED_MEAS_QEP *v){_iq Tmp1;// Differentiator// Synchronous speed putati...
At first I thought adjusting a small pwm period was like Zhang Fei eating bean sprouts - a side dish, but after adjusting it for a few days I was helpless and speechless. I really have no other choice...
[size=4] When designing RFID 13.56M antenna circuit, more or less, we have encountered problems, either the card cannot be read, or the card reading distance is too close, which is very frustrating! [...
I felt it was difficult to learn microcontrollers before. I always wanted to learn it in the fastest way, so I collected relevant information and downloaded a lot. Now I finally found a way, which is ...
introduction
At the beginning of this century, Veit used Einthoven's galvanometer to record the electrical activity of the human pregnant uterus from the body surface for the first time. In 19...[Details]
Overview
PS pressure sensor is an electronic pressure sensor made of semiconductor diaphragm structure. It can convert the physical quantity of air pressure into electrical signals and detect ...[Details]
The 21st century is the century of life and health. The rapid progress of life sciences continues to promote human understanding of their own health and diseases. How to develop innovative medical ele...[Details]
0 Introduction
Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
As microcontrollers become less expensive and more powerful, electrical designers are finding it more cost-effective to use multiple small controllers in both single-board and multi-board systems. ...[Details]
introduction
When we run or ride a bicycle, the vibration of our arms often makes the images displayed on the electronic devices in our hands look blurry. Long-term viewing (such as watchi...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Fetal monitoring is an important means to ensure the safety of perinatal mothers and fetuses and achieve eugenics. Intelligent fetal monitoring is a monitoring method that analyzes the health stat...[Details]
Two doctors in Chennai, a major technology city in southern India, have developed a generator installed in the high heels. The generator generates weak electricity through the vibration and pressure o...[Details]
l Introduction
Traditional human-computer communication is achieved through keyboard or mouse. The speed of information exchange is relatively slow, and the operator is required to have certain...[Details]
Touch sensors have been in widespread use for many years, but recent advances in mixed-signal programmable devices have made capacitive touch sensors a practical, value-added alternative to mechani...[Details]
Although ERP is management software for enterprises, it still has applicable value for the management of hospital finance, human resources, logistics, assets, etc.
At present, the traditional ...[Details]
0 Introduction
Modern industrial production is characterized by comprehensiveness, complexity, large-scale and continuity, and a large number of sensors are used to monitor and control t...[Details]
The challenge facing today's automotive electronics engineers is to build low-cost, fail-silent automotive systems that work even when they fail. Braking, steering, and other vehicle stability cont...[Details]
1 Introduction
The research is about a basic human parameter tester that can measure parameters such as body temperature, pulse and breathing interval. These parameters and records are the...[Details]