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1. Introduction to 1602 LCD hardware interface 1602 LCD technical parameters Note: (1) Working current: The working current of the LCD is 2mA at a working voltage of 5V, which only refers to the LC...[Details]
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This valuable home appliance anti-theft alarm has the characteristics of small size and loud sound. It is suitable for use in homes, hotels, offices, etc.
Working Principle
The circu...[Details]
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I. Introduction I spent some time reading the man document of the compiler sdcc before, and I have a basic understanding of this cross compiler. But to rewrite the microcontroller program, I need to ...[Details]
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The STM32 series chips have at least 3 and at most 8 16-bit timers, which are composed of 16-bit automatic loading counters driven by programmable prescalers. The main functions of the timer are as f...[Details]
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According to foreign media reports, on February 22 local time, II-VI Incorporated, a leader in engineering materials and laser optical equipment, announced the launch of a ceramic YAG (yttrium alumin...[Details]
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The reporter learned from the Qinghai Provincial Energy Bureau that as of March 29, all 26 sections of the Qinghai Hainan UHV base power supply project (including 13 sections each for photovoltaic ...[Details]
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More and more motors have been applied to automobiles. Choosing a brushed DC motor driver that meets automotive grade requirements can simplify the design and improve safety performance. This artic...[Details]
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This afternoon, ZTE held a launch conference for the Axon 40 series. At the conference, Ni Fei, president of ZTE's terminal business unit, announced the achievements made in the past year. Ni Fei sai...[Details]
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Hover Input Suspended input, also called floating input, means that the pin is suspended. The input impedance of this method is very high. When a signal is added to the suspended input pin, the sign...[Details]
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1. Design ideas
In the single-chip microcomputer application system, if dry batteries or rechargeable batteries are used for power supply, there is a problem of continuous battery voltage drop. I...[Details]
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The design uses the high-performance single-chip microcomputer C8051F020 as the control chip to monitor the status of 40 buttons, 3 coding switches and 4 potentiometers on the oscilloscope panel. T...[Details]
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On January 25, Chengdu Xinzhu Road and Bridge Machinery Co., Ltd. and Southwest Petroleum University signed a strategic cooperation framework agreement. The two sides conducted in-depth exchanges o...[Details]
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For many years, microwave component companies have provided components for medical imaging applications such as magnetic resonance imaging (MRI) systems. While imaging applications continue to prov...[Details]
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According to foreign media reports, Amprius Technologies, a silicon anode lithium-ion battery research and development company, announced that with its Si-NanowireTM platform, it only takes 6 minutes...[Details]
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The so-called level refers to the logarithm of the ratio of two powers or voltages. Sometimes it can also be used to express the logarithm of the ratio of two currents. The unit of level is decibel...[Details]
Power technology
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