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#include
#define key1 0x01
#define key2 0x02
#define key3 0x04
#define delay_small 200
#define key_1 0xfe //define return key value 1
#define key_2 0xfd //define return key value 2
#define ke...[Details]
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1. The significance of automation and the challenges it faces
Whether it is a completed or ongoing server virtualization project, one issue that cannot be avoided is staff efficien...[Details]
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There are many devices in our daily life that can adjust the gears autonomously, such as the brightness of desk lamps, the speed of toy cars, the speed of fans, etc. They have different ways of adjus...[Details]
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In response to the high expectations of the market for smart connected lighting, Alex Koepsel, product marketing engineer at Silicon Labs, continues to address some of the pressing issues facing the ...[Details]
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The COVID-19 epidemic has affected the economies of many countries and regions around the world. As the epidemic prevention and control situation in my country continues to improve, the confidence ...[Details]
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Smart technology brings tangible value to individuals, businesses and society, including the experience value of insight into end-user needs, the economic value of breaking through industry standards...[Details]
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0 Introduction
CAN (Controller Area Network) bus, also known as control area network, was first introduced by BOSCH in Germany. It is used for data communication between measurement and executi...[Details]
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When the AVR is reset, all I/O registers are set to their initial values and the program starts executing from the reset vector. The instruction at the reset vector must be an absolute jump JMP i...[Details]
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Google announced today that it is expanding the Password Checkup feature to older devices. Now, phones and tablets running Android 9 and higher can access the feature, which is part of Google's autof...[Details]
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Before writing this article, take a look at what the module looks like, as shown in the figure: You can find a lot of this module on Taobao. Learners can download it online. Now we need to verify...[Details]
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Generally speaking, catalytic combustion lasts for two years, electrochemistry for 3-5 years, infrared for 5-8 years, thermal conductivity and PID also have an approximate usage time. Then the cust...[Details]
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The S3C2440 chip only provides 27 address lines on the pins provided to the outside. The 27 pins on the chip can only access 128MB of peripheral space. In order to expand the access range of peripher...[Details]
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0 Introduction
Although traditional inverter technology is mature, reliable and widely used, it has disadvantages such as large and heavy size, high audio noise and poor system dynamic charact...[Details]
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Toshiba proposed a "charging network" scheme for a distributed charging and discharging equipment system at the "Smart Grid Exhibition" (June 16-18, 2010, at the Tokyo Big Sight Center in Koto Ward...[Details]
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The matching problem of servo motors is a complex and important issue, involving many aspects such as motor selection, control strategy, and load characteristics.
Basic principles of serv...[Details]
Microcontroller MCU
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