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This experiment was simulated using Proteus software. Experimental devices: 20 8X8LED dot matrix display screens, 10 74LS164 shift registers, 10 74LS273 data latches, 2 74LS138 decoders, and 1 PIC1...[Details]
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The microcontroller performs calculations according to different timing/counting modes. For example, when we select mode 1, 16-bit timer counter, the maximum decimal value of the 16-bit counter is...[Details]
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introduction
With the increasing expansion of the field of mobile data storage, the need to implement USB host functions in embedded systems to use USB storage devices for data storage has beco...[Details]
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Mobile phones have become powerful personalized devices that allow users to customize services and information through various applications and functions. This ability to understand users, situations...[Details]
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When reviewing
the
battery
industry, the monthly data often fluctuates significantly, reflecting the real-time dynamics of market supply and demand. When we adopt a more macroscopic half-yea...[Details]
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The circuit of +12V, 0.5A single-chip switching power supply is shown in the figure. Its output power is 6W. When the input AC voltage changes in the range of 110~260V, the voltage regulation rate ...[Details]
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1Principle
The 51 series microcontroller has more than two 16-bit dual-channel timers (TIME0 and TIME1), and each channel can be selected as input capture mode to measure pulse width. We use ...[Details]
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To sum up: 1. N numbers need to be sorted N-1 times 2. The number of sortings for the i-th time is Ni times Assembler: ORG 1000H MOV PSW,00H MOV R7,#100-1;Total number of sorting times LO...[Details]
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When household lighting fixtures leave the factory, they are strictly tested by measuring equipment. When the lighting fixtures are in normal operation or in a specific mode, the voltage, current and ...[Details]
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The TIM4 and TIM6 of the STM8 microcontroller are 8-bit basic timers. The timer functions are as follows: The functions of basic timers are relatively simple and are generally only used to implemen...[Details]
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This year, the popularity of Wi-Fi 6 continues to rise, and major manufacturers are gearing up to launch new products. What is Wi-Fi 6? What is its charm? Come and listen to the most professional ver...[Details]
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As a qualified sales engineer, the first thing you need to have is to know your own products thoroughly and be familiar with the advantages and disadvantages of your competitors' products. The foll...[Details]
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1. The flow totalizer can automatically calculate temperature and pressure compensation in the whole range, and the compensation method can be set arbitrarily.
2. Linear integration and square ro...[Details]
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Today, Goodix Technology disclosed its 2019 interim report, achieving a net profit of 1.017 billion yuan in the first half of the year, a year-on-year increase of 806%; and an operating income of 2.8...[Details]
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1 Introduction
With the development of science and the advancement of technology, the application of ultrasound in ultrasonic welding, ultrasonic cleaning, drying, atomization, navigation,...[Details]
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