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1. Design requirements Use a common anode digital tube to display the value "0~F" in a loop, the display change time is 1s, and the value to be displayed is output from port P1 2. Hardware Design...[Details]
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1.3.1 LCD backlight control principle So far, we have been transplanting under the command line to view the results. In the mini2440/micro2440 development board, the LCD backlight is controlled thr...[Details]
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OPPO Watch series has launched a new round of system version upgrades. In addition to adding a series of APP applications, the highlights of this update are mainly the upgrades of watch reply W...[Details]
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austriamicrosystems has expanded its low dropout regulator (LDO) product line with the launch of the AS1358/59/61/62 series. The optimized series can achieve outstanding noise performance of less than...[Details]
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0 Introduction
Diabetes
is a common metabolic endocrine disease caused by a lack of insulin or abnormal insulin receptors in the human body. It is characterized by high blood sugar a...[Details]
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A strong earthquake of magnitude 7.3 occurred off the northeastern coast of Fukushima, Japan on the 16th local time. Reuters reported that the earthquake may disrupt the manufacturing industry, espec...[Details]
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Functions that operate the internal flash of the chip, including reading, status, erasing, writing, etc., can allow the program to operate the data on the flash. Basic application 1, FLASH timing de...[Details]
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After solving the accuracy problem, let's go back to our motor control program. The two routines given above are not practical programs. Why? Because there are long delays in the program, and nothing...[Details]
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The 2020 Nobel Prize in Chemistry was awarded to researchers who developed lithium-ion rechargeable batteries, which are also the basic energy source for electronic devices such as small IT equipment...[Details]
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Resonant LLC half-bridge converters are well suited for off-line high power applications (200-800W) because the primary FETs benefit greatly from zero voltage switching (ZVS). LLC converters require ...[Details]
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We've all seen the flip-dot, the sign at a bus stop or old-school airport that consists of black and white (or yellow) squares. They flip to display a word or phrase, or an airline's route. According...[Details]
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"CONFIG_SHMEM=y & CONFIG_TMPFS=y" has more than "CONFIG_SHMEM=y & CONFIG_TMPFS=n" 0a1,2 " Press F1 , ? for help 16a19,21 -shmem_acct_size -shmem_file_operations -shmem_get_inode ...[Details]
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On July 25, according to the latest news from the supply chain, in order to speed up stocking, TSMC has received many orders from Chinese manufacturers, who are willing to pay a 40% premium.
A...[Details]
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While struggling to "survive", Huawei has once again played the role of a "disruptor" in promoting industry change. Living in the suburbs has its advantages and disadvantages. However, for people l...[Details]
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The working principle of high-voltage motor excitation carbon brush is an important part of the high-voltage motor excitation system. Its main function is to transfer the excitation current from th...[Details]