After the WIFI device is connected to the wireless router, how to obtain its IP address, what is the communication protocol used by WIFI to send data packets, and what functions need to be called when...
In the height of summer
Temperatures continue to rise
Temperatures in many parts of the country have reached over 30°C
Many friends couldn't help but complain
“I’m melting.”
“I owe my life to air cond...
The chip data sheet says that you can choose PCLK, UEXCLK, FCLK/n as the serial port clock source. If you use PCL, the highest baud rate can reach 115.2k. If you want a higher baud rate, you need to u...
Now I need to measure the frequency, the requirements are as followsThe measurement range is 100K-135K Hz, because the signal frequency is very precise, the change is not very drastic, and it is gener...
What is considered a transfer complete? That is, in EDMA or DMA transfer, when will a transfer complete interrupt be sent? (Assuming the enable bit and transfer complete code have been set). It is not...
Many chips, such as the one shown below , generally have a description of the PowerPAD pins and the requirement to connect to GND (outside the chip)What I am more curious about is, will the PowerPAD o...
UHF and HF are both general technology categories, but each category has independent supporting protocols. HF is more consistent in the 13.56MHz frequency band, although there are many internation...[Details]
The U.S. Food and Drug Administration (FDA) points out that home health care is the fastest growing area in the medical device industry. Driven by the increase in average life expectancy, the increasi...[Details]
1. Introduction
At present, with the continuous development of modern medical devices, especially electronic instruments directly connected to the human body, in addition to the increasingly high...[Details]
Ultrasound systems are among the most sophisticated and complex signal processing instruments in widespread use today. Like any complex instrument, there are many trade-offs to be made in implement...[Details]
Blood pressure is one of the important physiological parameters of the human body. Accurate measurement of it is conducive to early detection and identification of hypertension types, and to the pro...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
Safety is the top priority in the production process, especially for dangerous operations. When the high-voltage line is shut down for maintenance, it is necessary to follow the regulations of powe...[Details]
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
JTAG Technology Introduction
One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
0Introduction
As a service robot in the field of medical care, the application of smart wheelchairs makes extensive use of mobile robot technology. The key technologies involved in the researc...[Details]
Power semiconductors and reactive components (capacitors and inductors) are ubiquitous in today's electrical equipment. In normal operation, they can cause two undesirable side effects on the AC line ...[Details]
Capacitive sensing user interfaces are emerging as a practical and innovative alternative to mechanical buttons in mobile phones. While capacitive sensors can be viewed as a drop-in replacement fo...[Details]
1.
Introduction
With the rapid development of modern computer technology and Internet technology, embedded systems have begun to occupy the mainstream of the market. Due to the high ...[Details]
Embedded System
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