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According to reason User space puts forward requirements through mmap, and the requirements put forward by users are classified into 1. Shared file mapping 2. Private file mapping 3. Shared a...[Details]
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To understand the problem of reading ports and reading pins, think about the following questions:
(1) Is the pin structure diagram clear?
The above is the structure of one bit of P0 port....[Details]
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The STM32 timer can also work in the output active mode TIM_OCMode_Active. The so-called active mode here, in layman's terms, is when the timer count value reaches the comparison value, it is forced t...[Details]
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With the development of various industrial protocols, each factory will face the challenge of implementing multiple different protocols and equipment interconnection, including traditional machiner...[Details]
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Abstract/Foreword The Internet of Things has already disrupted many aspects of our daily lives. In the home, home appliances have become connected devices that not only allow us to control lights a...[Details]
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Abstract: This article uses NI's FieldPoint distributed measurement and control module to build an unattended thermostat life and temperature drift comprehensive experimental system, completely ...[Details]
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The State Grid Corporation of China has made a turn, and the capital market is experiencing a carnival under the trend of ubiquitous power Internet of Things.
On March 8, the State Grid Corpor...[Details]
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On June 18, the Ningxia Yinchuan Economic and Technological Development Zone held a signing ceremony for new projects entering the zone. The large-diameter semiconductor-grade silicon component expan...[Details]
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Recently, Dongguan City has added (or transferred) 41 major municipal projects with a total investment of more than 80 billion yuan. Among them, Huawei's Tuanbowan Plot 7 industrial project was add...[Details]
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Have you ever tried to eliminate the common-mode currents of non-isolated power supplies, which can be a source of electromagnetic interference (EMI)? In some high-voltage power supplies, such as tho...[Details]
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Analyze the following groups of instructions and distinguish their differences.
MOV A, 30H and MOV A, #30H
The former means: (30H)→A The latter means: 30H→A
MOV A, R0 and MOV A, @R0
The forme...[Details]
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The car black box is a car driving recorder, which is used to record the state of the car while driving. With the successful application of black boxes on airplanes, more and more countries are als...[Details]
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According to foreign media reports, Xilinx recently announced a collaboration with Ouster to develop digital lidar. Xilinx said it will help Ouster build a scalable digital multi-beam flash lidar. ...[Details]
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1. Configuration Words The configuration words of PIC microcontrollers can be defined using the __CONFIG command: # include __CONFIG(x) where x is the configuration word. The corresponding configu...[Details]
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1 Introduction
In recent years, with the rapid development of computer network technology, TCP/IP protocol has become the most widely used network interconnection protocol. USB (Universal Serial Bu...[Details]
Microcontroller MCU
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