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Basic knowledge of audio technology
1. Technical status of foreign speakers and sound boxes
1.1 Professional speakers
Mainly refers to speakers and sound boxe...[Details]
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The framework of the program has been completed. After turning on the watchdog, all that remains is to improve the program structure.
According to the documentation, the watchdog is mainly about the ...[Details]
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Abstract: With the emergence of new technologies and processes, high-speed microcontrollers are increasingly being used, which puts higher demands on hardware reliability. This article will describ...[Details]
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Under the pressure of domestic competitors breaking through the three-digit fast charging, this year's Galaxy S22 series has finally improved in fast charging. Among them, the Galaxy S22 Ultr...[Details]
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The embedded power grid monitor successfully uses the hardware platform composed of S3C44BOX microprocessor and RTL8019AS Ethernet controller, and combines the embedded real-time operating system μ...[Details]
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1. Stepper Motor
1.1 Working Principle of Stepper Motor
The stepper motor is an actuator that converts electrical pulse signals into angular displacement or linear displacement. In the case of non-...[Details]
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Control requirements:
Use HMI to set the speed of the stepper motor. The system should be able to run according to the set speed. If the speed setting value is changed during operation, the mo...[Details]
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According to information previously revealed by multiple parties, the new iPhone 12 annual flagship, which will be unveiled in the second half of the year, will still provide four models, including i...[Details]
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Previously, domestically produced CPUs received orders from China Telecom in the server field, and then began to make breakthroughs in the consumer market. On May 8, Inno3D Technology teamed up with ...[Details]
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32% of the companies surveyed in North Asia found that the number of serious information security incidents in their IT systems has increased significantly in the past 12 months. One in five compan...[Details]
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AC contactor wiring diagram
Debugging of the reversible operation control circuit of the motor
1. Check whether the wiring of the main circuit is correct. In order to ensure that the phase seq...[Details]
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Some special applications require more precise delays (such as DS18B20, etc.), but C is not like assembly language, and it is difficult to calculate the accuracy of delays. After repeated debugging, I...[Details]
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Keywords: Mobile phone production (1)
In the current fiercely competitive market development, the market demand for mobile phones is like a huge cake, waiting for major communication manufactu...[Details]
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Tesla's first batch of mass-produced Model 3s have been officially delivered to users, with the first batch of 30 vehicles delivered. Let's follow the automotive electronics editor to learn more abou...[Details]
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AC power control circuit is an important part of modern power system, which involves the control and regulation of AC power. In practical applications, there are many control methods for AC power c...[Details]
DSP and ARM Processors
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