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Key input learning (key_polling):
Objective: Through the input of the key, the LED light can be reversed.
To read the key input, it is necessary to write a key.c and key.h file. Here, the librar...[Details]
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Electron spin associated with nitrogen vacancy (NV) defects in diamond is a magnetic field sensor that provides high spatial resolution and sensitivity at room temperature and has been used to study ...[Details]
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Many people think that the voltage conversion efficiency of a DC/DC switching regulator is the last performance item to be measured. The efficiency number is a measured value, listed in the data shee...[Details]
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Data collection, also known as data acquisition, is an interface that uses a device to collect data from outside the system and input it into the system. Data collection technology is widely used in ...[Details]
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O Introduction
In power production, there are two types of power output by the generator, namely active power and reactive power. In the process of AC power transmission and use, part of the e...[Details]
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Baidu's car manufacturing is one of the hot topics in the industry. Compared with the previous rumors that Xiaomi was looking for BYD to manufacture, which were both denied, Baidu and the related FAW...[Details]
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Grain rain is like silk and dust, and the wax in the bottle is tasting new things. Peonies are blooming and cherries are ripe, but the flying flowers will not detract from the spring. After a sprin...[Details]
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1 Introduction
The rectifier circuit composed of diodes and filter capacitors is widely used as the front-end power supply of electronic equipment. Due to the nonlinearity of the circuit, the i...[Details]
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According to MacRumors, there are rumors that Apple is developing the next-generation iPhone SE, which will be released in 2022. Display analyst Ross Young recently revealed that Apple will name the ...[Details]
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It is reported that Foxconn Group's Wisconsin plant has successively exposed or announced plans to continue to expand the types of locally manufactured products, including network communication produ...[Details]
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If there was any doubt on Wall Street about the chip industry's rapid shift from boom to bust, surprisingly pessimistic forecasts about the financial outlook from companies like mobile phone chip mak...[Details]
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With the advancement of science and technology, electric vehicle technology has developed rapidly. Compared with internal combustion engine vehicles, electric vehicles have the advantages of zero e...[Details]
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Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
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Main uses and scope of application Dust concentration sensors are widely used in the continuous monitoring of total dust in the workplace in working environments where there are flammable and explosi...[Details]
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With the rapid development of China's railway industry, the speed of trains is constantly increasing, and the requirements for the reliability of power supply for primary loads such as railway comm...[Details]
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