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We know that the 51 microcontroller has several different interrupt sources.
For the design of a system, it is usually necessary to define various interrupts in the initialization program.
for ex...[Details]
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Prepare materials: 1. Single chip microcomputer STC12C5A60S2 (external 12M crystal oscillator) 2. NRF24L01 module 3.NRF24L01 wireless serial port module Pin connection between MCU and NRF24L01: sbit ...[Details]
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Types of explosion-proof motor cooling systems
1. Air cooling system
Air cooling is the most commonly used cooling method for explosion-proof motors, including self-cooling, self-fan cool...[Details]
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MOV PC,LR
Look at the following ARM assembly
BL NEXT; Jump to subroutine
.........; Execute NEXT at
NEXT
..........
MOV PC,LR; Return from subroutine
BL here means jump, LR (R14) saves the retu...[Details]
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introduction
The embedded monitoring system composed of image acquisition and storage functions is an indispensable and important part of the security technology system. With the development of...[Details]
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How to use gate circuit chips as extended I/O interfaces?
In application systems, various types of simple I/O ports can be constructed by using TTL circuits, CMOS circuit latches or tri-state gate ...[Details]
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The current intelligent video surveillance system can automatically lock and effectively track the detected target. This type of intelligent monitoring system greatly reduces the number of monito...[Details]
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Most people don’t complain that their car is too fuel-efficient or that their house is too spacious. Likewise, most oscilloscope users will always complain that their oscilloscope’s acquisition memor...[Details]
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According to Mirror Online on August 11, Huawei showed Mirror Online editor Shivali Best a factory in Songshan Lake, which is currently producing the Huawei P30 Pro, but can also be adjusted to produ...[Details]
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1 Introduction
With the development of aerospace technology, image wireless transmission technology is becoming more and more mature. Embedded image wireless transmission technology has at...[Details]
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Exploration of the core functional points of Jiangzhi Robot's human-computer voice interaction technology
Undoubtedly, the human-machine voice interaction skill of robots is one of the core fu...[Details]
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As the most common linear voltage regulator, 7805 is familiar to everyone.
In addition to the LDO function, the 78 series chips can also be used for other circuit functions, such as simp...[Details]
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introduce
As one of the most promising alternative energy sources, wind power generation is not affected by the financial crisis and economic recession and is expected to continue to grow at...[Details]
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Abstract: The technical requirements of high-voltage DC power supply for bimetallic band saw electron beam welding machine are introduced. Combined with the characteristics of high-voltage power su...[Details]
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Because all embedded systems use interrupts, how does my S3C44B0 interrupt process? Then I need to understand the whole process. To understand it in depth, the best way is to write a program and th...[Details]
RF/Wirelessly
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