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The IO driving capability of the microcontroller is not enough, so the ULN2003 driver is used.
It adopts 4-phase 8-beat drive mode. The stepper motor is motor-stepper in proteus. The connection met...[Details]
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The brightness (grayscale) of an oscilloscope refers to the color depth of a point in a black-and-white image, and generally ranges from 0 to 255, with white being 255 and black being 0. Therefore,...[Details]
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0 Introduction
China Railway has more than 10,000 diesel locomotives. With the rapid development of technology and the improvement of living conditions, the crew's requirements for a comfortable wor...[Details]
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In many wireless sensor network (WSN) applications, monitoring without node location information is often meaningless. When an event is detected, an important issue is the location of the event, su...[Details]
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GAC Group and SAIC Group signed a strategic cooperation framework agreement, creating a new situation for the cooperative development of the domestic automobile industry. Witnessed by Zeng Qinghong, ...[Details]
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Abstract: There are many types of motor loads in motor test systems on the market, such as eddy current brake loads, magnetic powder brake loads, hysteresis brake loads, servo motor loads, etc. Consi...[Details]
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This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
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After the program is run, the system clock is set to: external 6MHz crystal divided by 3, that is, the system clock is 2MHz. In this state, the LED flashes slowly.
Later, the system clock is set to: ...[Details]
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China, June 23, 2022 – STMicroelectronics’ 40V
MOSFET transistors STL320N4LF8 and STL325N4LF8AG
reduce on-resistance and switching losses while optimizing body parasitic diode characteristi...[Details]
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describe:
1. Experimental tasks
As shown in Figure 4.13.1, the P0 port is connected to the character code pen segment of the dynamic digital tube, the P2 port is connected to the digit selecti...[Details]
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1 Overview
In recent years, with the development of electronic technology, the demand for various office automation equipment, household appliances, and computers has increased year by year. Th...[Details]
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//Wei Dongshan u-boot transplantation notes 1. Download, build source insight project, compile, burn, if it does not run, analyze the reason tar xjf u-boot-2012.04.01.tar.bz2 cd u-boot-2012.04.01 mak...[Details]
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Any electronic device cannot work without a DC power supply. Transistors and integrated circuits need a DC power supply to work properly. There are two main ways to provide DC power: dry batteries ...[Details]
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2020 is a special year. The semiconductor industry is facing many unique and arduous challenges - Moore's Law is approaching its physical limit, the cost of chip innovation is increasing, the epidemi...[Details]
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LED color-changing light is a new type of light bulb. Its appearance is the same as the ordinary milky white incandescent light bulb, but it will automatically change color at a certain time inte...[Details]
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