The SYSTICK timer of the microcontroller is very commonly used. The most powerful thing about this timer is that it can be used for accurate timing regardless of whether it is a bare metal program or ...
The proportional part of the incremental PI controller is multiplied by the difference between the current input deviation and the last input deviation; the integral part is multiplied by the current ...
I'm porting the SD card driver recently, and I don't understand a few parameters when reading the manual. For example, the SD card controller register of my board has two bits that can set the SD card...
Circuit Function and AdvantagesThis circuit uses the AD5546/AD5556 current output DAC, the ADR03 precision voltage reference, and the AD8628 operational amplifier to achieve precision, unipolar, in-ph...
The lookup table method can be used to output a sine wave, and the oscilloscope can display a sine wave waveform. However, skipping the ROM and directly assigning values to the DA chip does not output...
[i=s]This post was last edited by the Department of Homeland Security on 2016-9-3 18:36[/i] Some time ago, when I went out to play basketball, I put my iPhone 5s in my pocket, and it got wet with swea...
TD-SCDMA (Time Division Synchronous Code Division Multiple Access) is one of the three major standards for the third generation of mobile communications. It is a communication standard with indepen...[Details]
Digital signal processors have efficient numerical computing capabilities and can provide a good development environment, while programmable logic devices have highly flexible configurability. This...[Details]
Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the follow...[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]
Preface
Sleep apnea is a very common sleep breathing disease. According to research, about 24% of adult men and 9% of adult women, or more than 2 million people, suffer from this disease ...[Details]
Overview
Bioelectric signals are very weak, and there is strong interference when detecting them. Therefore, there are many technical difficulties in designing high-quality bioelectric ampli...[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]
With the development of automatic control technology, the application of precision air pressure generation and control technology is becoming more and more extensive. However, the traditional valve...[Details]
Basic principles of simulation
Simulation is a technology used in the field of embedded system development. It can bring system developers the controllability and visibility needed to integra...[Details]
WiMax technology needs to demonstrate its advantages in specific application scenarios in order to gain market recognition, which requires application testing to measure system performance para...[Details]
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[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
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its excel...[Details]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its exc...[Details]
introduction
In engineering practice, ultrasonic waves are often used to measure distances because of their strong directivity, slow energy consumption, and long propagation distance in th...[Details]