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1 Introduction
The circuit topology of the power switch circuit is divided into current mode control and voltage mode control. Current mode control has the advantages of fast dynamic res...[Details]
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Background: The PB9 and PE0 pins of STM32f103zet6 are connected to a button respectively. It is hoped that these two buttons can generate an external interrupt and light up the LED corresponding to th...[Details]
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All digital circuits need to rely on clock signals to synchronize the operation of components. The number of times the circuit can operate per unit time depends on the frequency of the clock. Therefor...[Details]
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Introduction With the development of the times, DSP technology has been widely used in video processing fields such as remote monitoring, video phones, and industrial inspections. For different vide...[Details]
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1. Let's talk about the buzzer first. The buzzer is a silver metal, as shown in the figure below. Some of them do not have welding cables. It mainly relies on two vibration plates to convert electr...[Details]
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The Shanghai Consumer Council investigated 12 commonly used mobile apps on the market and studied the automatic renewal rules and deduction periods of these apps. It was found that some apps actually...[Details]
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1. First of all, ESP uses the serial port to communicate with the 51 single-chip microcomputer. The control end can use a mobile phone. However, the 51 single-chip microcomputer and the mobile phone ...[Details]
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Infrared (IR) digital thermometers have replaced traditional mercury thermometers due to their speed, accuracy, efficiency, and cost advantages. Ear digital thermometers use thermopile sensors to m...[Details]
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On April 22, Foton Motor announced that it had reached a strategic cooperation with Toyota Motor and SinoHytec. According to the cooperation intention, the three parties will equip the FC buses produ...[Details]
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Current transformers measure current or transfer energy from one
circuit
to another
,
so their design requires different calculations than the corresponding voltage transformers. Th...[Details]
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On the evening of May 6, iQOO released a new Neo series phone, the iQOO Neo6 SE. In terms of configuration, except for the replacement of the core, it is not much different from the previously ...[Details]
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The output range of the OP97 op amp is ±3.3V, so a V/I conversion circuit is required. The V/I conversion circuit is shown in the figure. By setting the fixed 5 code values: FFFF, BFFF, 8000, 4000, 0...[Details]
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TSMC recently released its Q1 quarterly financial report, with revenue of US$16.72 billion, a year-on-year decrease of 4.8% and a month-on-month decrease of 16.1%. This is the first year-on-year reve...[Details]
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The root cause of the low power factor of power electronic equipment using high-frequency switching circuits as power conversion units is the filter capacitor added after the rectifier circuit. This ...[Details]
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In recent years, with the rapid development of mobile communication services, especially the construction of 3G communication networks, the number of communication base stations has increased day by ...[Details]
DSP and ARM Processors
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