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The "grace period" specially set by the United States for Huawei suppliers is about to expire, and the latest ban will officially take effect on Tuesday (15th) in the Eastern Time Zone of the United ...[Details]
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Phase-locked loop introduction
A phase locked loop (PLL) is a negative feedback control system that uses a voltage generated by phase synchronization to tune a voltage controlled oscillator to...[Details]
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Although LED technology is the mainstream in today's market, there are still many unsolved problems in LED technology, and the lifespan, energy saving and price of LED have always been topics that ...[Details]
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Recently, I received a project that required the use of hardware I2C on STM8L to communicate with SN3731. The user was a solution provider, and the hardware designer did not leave any test points. He...[Details]
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In low-power IoT applications, Wi-Fi has never been the first wireless technology that technicians think of, but with the development of WiFi technology, its advantages can meet the needs of low powe...[Details]
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The MAX7300 and MAX7301 are versatile, 28-port, general-purpose input/output (GPIO) processor peripherals. Control is via a high-speed SPI™ serial interface (MAX7301) or an I²C serial interface (MA...[Details]
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ARM Linux external interrupt processing
Recently I am learning the whole set of external interrupt processing of ARM Linux. I have collected some information on the Internet and I have almost under...[Details]
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This article analyzes the specific fault phenomena of the magnetic flap level gauge in the production practice of a salt chemical company's epichlorohydrin project , summarizes the causes of related ...[Details]
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Development Status and Trends
of Introduction:
With the continuous progress of , it has gradually become an important part of industrial production. Industrial robots can not only impro...[Details]
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1. Separation of lamp and driver
That is,
the LED lamp
and
driver
chip are not on the same
PCB
board. The actual situation is that the PCB board soldering the LED l...[Details]
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The serial port initialization configuration is also very simple, as shown below: Among them, the settings of TH1 and TL1 are based on 11.0529MHZ, and the specific settings depend on the actual fre...[Details]
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Due to the rapid development of microcomputer technology and the complexity of control systems, the application of multi-machine communication is becoming more and more extensive, especially in the co...[Details]
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Theoretically, the shaft of the motor should not be electrified, and naturally no current should pass through the shaft; but for high-voltage motors, low-voltage high-power motors and variable-freq...[Details]
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1. Scheme demonstration and comparison
1. The focus of this design is on the control and drive of the stepper motor. The controlled motor in the design is a four-phase six-wire stepper mot...[Details]
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The circuit is shown in Figure 4-1. The selection and installation requirements of components are the same as those of general full complementary symmetrical power amplifiers. It should be noted that...[Details]
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