First of all, I wish all my friends a happy new year!!Let's get down to business: In the past few days, I made another 3-inch common anode digital display board. I use P1 port to drive uln2803 as the ...
Hello, moderator. I am using ST72324, STVD4.1.1, COSMIC compiler. When compiling the program, I found that the data in the bss segment was not initialized to 0, but only the zero page was initialized....
[align=left][url=https://bbs.eeworld.com.cn/huodong/eeworld_10_year/][size=3][color=#8b0000][b]Grateful to be with you for ten years. A summary of the best popular technical content on the tenth anniv...
Hello everyone! I used an eZ430-RF2500 kit, in which the microprocessor is MSP430F2274 and the RF is chipcon2500. When MSP430 enters the low-power state LPM3 or LMP4, CC2500 is put to sleep, the volta...
Hello everyone!I am now working on a flow meter project using MSP430F149. Now I have encountered problems in saving and reading data to Flash. The contents of UnDataW and RUnDataW are different. Here ...
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
The role of digital-to-analog converters
Real-world analog signals, such as temperature, pressure, sound, or images, are constantly being converted into digital form that is easier to store, p...[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]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[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]
DC regulated power supply is a commonly used electronic device, which can ensure stable output voltage when the grid voltage fluctuates or the load changes. A low ripple, high-precision regulated p...[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]
1 Introduction
Generally, when transmitting information over short distances through electrical signals, baseband signals can be directly transmitted. However, over long distances, baseban...[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]
With the improvement of people's requirements for vehicle riding comfort and the development of passenger car suspension technology in my country, air suspension is increasingly used in passenger ...[Details]
Battery system architecture
For many years, nickel-cadmium batteries and later nickel-metal hydride battery technology have dominated the market. Lithium batteries have only entered ...[Details]
The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]
Nowadays, video conferencing has become a situation where multiple manufacturers supply various high-definition products. The technology of high-definition products has greatly matured, the cost h...[Details]
When it comes to ATX power supply, people will think of two "classic" ICs: pulse width modulation chip TL494 and voltage comparator LM339. The new dedicated control chip AT2005B has the functions ...[Details]
Abstract:
The signal flow of the external transceiver in the WCDMA/TD-SCDMA protocol is analyzed. The analysis results show that most of the functional modules in the WCDMA/TD-SCDMA external tr...[Details]
MCU
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