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1 Introduction
As we all know, it is of great significance to rescue patients with critical emergencies and sudden death caused by accidental injuries in a few minutes. The traditional artific...[Details]
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1. Detection of low power crystal diodes
A. Identify positive and negative electrodes
(a) Observe the symbol on the shell. Usually, the diode symbol is marked on the shell of the diode. Th...[Details]
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1. Review of the previous lecture In the code of the previous lecture, if we keep pressing the button, the light will keep flashing. This is because the "stable contact state" has been keeping a low...[Details]
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With the development of digital signal processing (DSP) technology, DSP has been widely used in radar, communication and other fields. Although DSP has gone through several generations of develop...[Details]
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When the V-cone flowmeter is installed and applied on site, it can adapt to the measurement of a large number of media. It is relatively simple to apply, has high stability, and is relatively simple t...[Details]
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Video surveillance system has always been a hot topic in the field of surveillance. It is intuitive, convenient and has rich information content and is widely used in various industries, such as tr...[Details]
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Circuit Capability Test-1: DC Power Switching Circuit
Circuit Knowledge Test-1: DC-DC Switching Regulator
If MP1580 switching frequency set at 400 KHz, and DC regulator output 5V, then pleas...[Details]
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The serial ports of the microcontrollers U1 and U2 both work in mode 3, with U1 as a receiver and U2 as a transmitter. The baud rate is 9600. After U1 receives the data sent by U2, it sends it to port...[Details]
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The main system consists of a 32-bit multi-layer AHB bus matrix, which can interconnect the following parts: ● Eight master buses: — Cortex™-M4F core I-bus, D-bus and S-bus — DMA1 memory bus — DMA2...[Details]
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1. Basic concepts of temperature measurement Temperature is a physical quantity that characterizes the degree of hotness or coldness of an object. Temperature can only be measured indirectly through ...[Details]
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For automobile manufacturers, only by continuously carrying out efficient production and reducing production costs can they remain invincible in the competition with others. They need to effectively...[Details]
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The company continues to maintain a good reputation among the industry and analysts Schaffhausen, Switzerland - January 31, 2024 - As a global industry technology company in the field of connectivi...[Details]
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(Reporter Li Yukun) The reporter learned from the Municipal Development and Reform Commission that there are only three regions in the world where electricity access is completely free, and Beijing...[Details]
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Substrate materials for piezoelectric chemical sensors
Theoretically, any piezoelectric crystal material such as quartz, GaAs, LiTaO3, LiNbO3, Bi12 GeO2 and other single crystals can be used as the...[Details]
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The auto-coupling step-down starter is an electrical device used for motor starting. It reduces the starting current by reducing the voltage when the motor starts, thereby protecting the motor and ...[Details]