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#pragma small #include #include /******************************************** * DS1302 PIN Configuration * ******************************************** sbit DS_CLK = P1^6 sbit DS_IO = P1^5; sbit D...[Details]
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The insulation resistance meter is composed of a hand-cranked generator and a magnetoelectric system current ratio meter. Its different voltage levels represent the rated voltage of the hand-cranked ...[Details]
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Multifunctional Alcohol Pencil Eraser Abrasion Resistance Tester Introduction: Marked Water Resistance Alcohol Abrasion Resistance Tester is suitable for testing the dissolution resistance of key sur...[Details]
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Mega16 has built-in power-on reset design. And in the fuse position, the extra time during reset can be controlled, so the reset circuit outside the AVR can be designed very simply when powered on: j...[Details]
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Recently, a movie about firefighters, "The Bravest", has become a hit in the summer. In the movie, firefighters use their lives to protect the lives and property of the country and the people. Their ...[Details]
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On the morning of July 28, Qualcomm officially announced the commercial fast charging technology QC 5 (Quick Charge 5) for Android devices. This technology can provide a charging power of more ...[Details]
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1. Principle of resistive touch screen
The touch screen consists of two transparent layers stacked one above the other, generally covering the surface of the LCD. The two transparent layers ar...[Details]
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At the 2024 BYD Dream Day on the evening of January 16, Wang Chuanfu, President of BYD Group, released the industry's first "intelligent and electric integration" intelligent architecture - Xuanji. T...[Details]
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The R&S ZNB vector network analyzer has a maintenance-free 401-point sweep time of just 4 ms. Its amplitude and phase drift are very low, making temperature and long-term stability excellent. Therefo...[Details]
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1 Digital potentiometer adjustment
This is a method of using a digital potentiometer to change a fixed negative bias voltage into an adjustable negative bias voltage to adjust the contrast. The...[Details]
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When the product is designed for low power consumption, we will use some methods to do some low power consumption processing. However, after achieving low power consumption, we are worried that the p...[Details]
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USB storage devices , also known as USB flash drives, "
U disk drives
" or "
USB dongles
", have truly revolutionized the way data is stored and greatly promoted the dev...[Details]
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Tibet, with an average altitude of more than 4,000 meters, is the only provincial-level contiguous special hardship region in my country, and one of the most prominent regions in China with unbalan...[Details]
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The structure of a semiconductor diode
Semiconductor diodes can be divided into two types according to their structures: point contact type and surface contact type.
Point contact diodes a...[Details]
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Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
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