1. Introduction to ZigBee
ZigBee is a low-power LAN protocol based on the IEEE802.15.4 standard. According to international standards, ZigBee technology is a short-range, low-power wireless communicat...
For more than 40 years, NI has developed automated test and automated measurement systems to help engineers solve the world’s toughest challenges.
As part of NI’s Select Software portfolio, NI Test Wo...
1 Introduction In recent years, digital signal processor (DSP) chips have been widely used in automatic control, image processing, communication technology, network equipment, instrumentation and hom...
If the board does not have GND and VCC lines, do they still need to be coated? Also, will copper coating without a network also coat my signal lines? After I tried it, the whole board reported an erro...
I am working on an infrared light transmitting and receiving project. The receiving tube will output a 2uS wide pulse with the same frequency as the input light and variable amplitude according to the...
How to use transistors and MOS tubes to control the switch of negative voltage, for example, -10V input, I want to use a microcontroller to control the -10V output, how to achieve it, is there any rec...
One of the keys to learning C51 is to deeply understand and apply the extensions of C51 to standard ANSI C. This is because most of the extensions are directly targeted at the 8051 series CPU hardwar...[Details]
Recently, the Shenzhen Development and Reform Commission issued the "Several Measures to Support the Accelerated Development of the Electrochemical Energy Storage Industry in Shenzhen (Draft for Co...[Details]
Preface I recently used the C8051 microcontroller in a project. This was also my first time using this microcontroller, so I encountered some problems during the project development process. I would ...[Details]
Variable-frequency Drive (VFD) is a power control device that uses frequency conversion technology and microelectronics technology to control AC motors by changing the frequency of the motor's work...[Details]
/*The course design is finally finished, and I always want to share the source code, */
/*So I posted it on 51hei, let's see if there are any problems. If there is anything wr...[Details]
Brand new school buildings, multimedia classrooms, scholarships for poor students, and special electronic science enlightenment classes help children enjoy fair and quality education The "Texas Ins...[Details]
Recently, Cambrian Robotics, a London-
based machine vision
startup, announced this week that it has successfully raised $3.5 million in seed funding. The company is headquartered in London...[Details]
In the previous lectures, the concept and working mechanism of μC/OS-II were introduced, and the porting of μC/OS-II on Intel 80X86CPU was also introduced. I believe that readers have a certain under...[Details]
On the morning of March 30, it was reported that vivo's first foldable screen mobile phone X Fold will be released on April 11. At the same time, vivo also officially announced that it has bec...[Details]
Key points: • Currently, some customers and partners are testing and validating the Qualcomm® X100 5G RAN Accelerator Card and Qualcomm® QRU100 5G RAN Platform, which will help to usher in the ne...[Details]
LED (Light-emitting diode) is widely used in indication, display and other fields due to its advantages such as long life and low energy consumption. Reliability, stability and high light output ar...[Details]
The world's first 7,500 cubic meter liquid carbon dioxide transport ship was launched in Dalian, Shenyang Blower Group signed the world's largest ethylene plant order, and the world's first four-seat ...[Details]
vertical measurement Maximum value: The maximum value of amplitude in the waveform data. Minimum value: The minimum value of amplitude in the waveform data. Peak to Peak: The difference between ...[Details]
1. What is ground resistance? Ground resistance is the resistance encountered when current flows from a grounding device to the earth and then flows through the earth to another grounding body or spr...[Details]
On October 19, 2024, a delegation from the Tian Changlin Center (Optical Valley), led by Tan Binglin, Vice President of the U.S.-China Green Energy Promotion Association (UCGEC), visited the energy...[Details]