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The frequency modulation and voltage regulation driving mode of the stepper motor requires an adjustable power supply that is controllable by frequency. This article introduces a frequency modula...[Details]
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1.1 Interrupt Sources The vector interrupt controller (VIC) of the LPC2000 series supports 32 interrupt request inputs, that is, it supports 32 interrupt sources, see Table 5.1. These 32 inter...[Details]
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On March 10, Tongfu Microelectronics released its 2021 performance report. In 2021, the company achieved total operating revenue of 15.812 billion yuan, an increase of 46.84% over the same period las...[Details]
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The relay protection tester is a relatively popular electrical instrument. However, many beginners do not know how to set up the instrument. Today, the editor will explain to you how to test the acti...[Details]
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We mentioned earlier that the principle of touch screen calibration is to allow the LCD to correspond to the coordinates of the touch screen. 1. Implementation of five-point method calibration 1. We ...[Details]
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Although small, continuous glucose monitoring devices (CGM) can improve the quality of life of millions of diabetic patients around the world. For patients with type 1 diabetes, the current routine m...[Details]
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LCD1602 is a liquid crystal display module with its own controller, which can display two lines of dot matrix data. Please google its pin parameters. Phenomena encountered during actual use: ...[Details]
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Shanghai, China, July 8, 2021 – VIAVI Solutions recently released the latest version of the "5G Deployment Status" report, which is the fifth year that VIAVI has released this report. According to ...[Details]
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Recent breakthroughs in LED technology have enabled the production of LEDs that can output a broad spectrum of light, rather than just the traditional red and green derivatives. As a result, the sh...[Details]
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If it weren't for Chai Wenyi's "Under the Dome", I would have kept this article under wraps. I don't need to pay attention to the controversy about Aunt Chai at this moment. Her call for environmen...[Details]
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Many circuits require electrical isolation. To achieve this, transformers are often used.
Transformers are used to transmit electrical energy in a variety of topologies. Flyback converters ar...[Details]
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A spectrum analyzer, also called a spectrum analyzer, is an instrument used to study the spectrum characteristics of electrical signals. So what preparations do we need to make before operating a spe...[Details]
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Europe has become one of the main destinations for Chinese electric vehicles to go overseas. In 2022, the 16 countries with the highest global market share of electric vehicles (including plug-i...[Details]
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Serial communication requires fewer transmission lines, has high reliability, and has a long transmission distance. It is widely used in data exchange between computers and peripherals. The fu...[Details]
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The soft starter is an electrical device widely used in the industrial field. It controls the starting current of the motor to achieve smooth starting of the motor, reduce the current shock during ...[Details]