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How the system works
The system testing platform is based on AT91SAM9261s. The various characteristics of this ARM9 chip ensure the reliability and real-time performance of the entire ECG system.
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The driving mode is A-AB-B-BC-C-CD-D-DA-A Using the delay function Main function #include "dj.h" #include "delay.h" #include "sys.h" #include "key_led.h" //ALIENTEK miniSTM32¿ ª·...[Details]
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Microsoft updated WSA (Windows Subsystem for Android) (version 2204.40000.150.0) on the Win11 system, and the system version was updated to Android 12.1, which is Android 12L. Thanks to this,...[Details]
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With the development of science and technology, the application prospects of liquid crystal display modules are broader. At present, they have been widely used in electronic watches, calculators, LCD ...[Details]
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Before making LED luminous characters, let us first understand the production materials of LED luminous characters (LED exposed luminous characters): acrylic plate, galvanized plate, stainless stee...[Details]
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1 Introduction
In order to increase the proportion of domestic equipment, save foreign exchange, facilitate maintenance and ensure production, this paper, at the request of the manufacturer, has...[Details]
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Introduction Power sequencing is a necessary function for microcontrollers, FPGAs, DSPs, ADCs, and other devices that require multiple voltage rails. These applications typically require the core and...[Details]
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1 Application of power supply model in design
Battery simulation plays an important role in all aspects of product development, especially in the product design and trial production sta...[Details]
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Tube amplifier made with FU-29
FU-29 is a double-beam quadrupole power electron tube with a high withstand voltage, the limit value is 750V, and it has large plate power consumption an...[Details]
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Waves exist in nature in all forms, such as ocean waves, earthquakes, sound waves, explosions, sounds traveling through the air, or the natural rhythms of the body. Energy, vibrating particles, and i...[Details]
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1. First, you should understand the types of Flash ROM
NOR FLASH address line and data line are separated. When the address and control signal are received, the data will come out.
NAND Flash addres...[Details]
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Hello everyone, during the 100 Oscilloscope Technical Exchange Conference, we learned that some customers need to know the slope of the rising edge of the CAN signal. They usually measure some values...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. As the saying goes, electricity is invisible and intangible. However, an oscilloscope can help us "see" electrical sig...[Details]
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This article reviews several driving methods of cars and their advantages and disadvantages, and further helps you understand which is the best driving method.
Which one is better, front-wheel...[Details]
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The USB to serial port cables on the market are very cheap, and most machines do not have serial ports. Therefore, it is quite common to develop and use USB to serial port cables under embedded LIN...[Details]
MicroPython Open Source section
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