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Apple has released iPadOS 14, a new version of its operating system designed for the iPad with a focus on improving app design to take advantage of the tablet's large screen. Many of Apple's apps hav...[Details]
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Digital signal processors ( DSP ) have been widely used in the control of high-frequency switching power supplies. Taking DSP as the control core of variable-frequency power supplies can achiev...[Details]
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ARM assembly language has ldr instruction and ldr, adr pseudo-instructions, which can use label expressions as operands. The differences are as follows:
The difference between the ldr instruction an...[Details]
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Abstract: Firstly, the working principle of the preset reversible frequency divider used in the frequency multiplication circuit
is analyzed
, and the driving function of the trigge...[Details]
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With the popularity of LEDs in car lights , the application requirements of taillights have gradually expanded from simply replacing traditional bulbs to dynamic turn signals and taillight welcome fu...[Details]
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Against the backdrop of the country encouraging independent innovation in medical devices and overcoming key "bottleneck" technologies, my country's ultrasonic soft tissue cutting and hemostasis syst...[Details]
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At present, there are three main ways to achieve white light with LED:
1. Synthesize white light through LED red, green and blue three-primary color multi-chip set and light emission.
A...[Details]
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China's electricity market reform, which was officially launched in 2015, aims to reduce electricity costs for electricity users and build a more efficient, clean and reliable power system. At pres...[Details]
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Abstract:
NI CompactRIO and rapid software development based on the NI LabVIEW software platform provide powerful tools for various rapid prototyping and hardware-in-the-loop simulations. T...[Details]
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O Introduction
In modern avionics systems, the integrated cockpit display control system undertakes the centralized display and centralized management of the avionics system, enabling pilo...[Details]
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Through trial and error, we found a method that can be used: Right-click on New Group and select Manage Progect Item... You can modify the group name and add items. ...[Details]
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The latest research report released by the Strategy Analytics Emerging Device Technologies (EDT) research team, "Global Smartphone Sales Forecast by Technology in 88 Countries to 2024", predicts that...[Details]
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Turning interrupts off and on
Interrupt is an efficient dialogue mechanism, but sometimes you don't want to interrupt the program during execution, such as when printing something.
, but ...[Details]
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1. Hardware diagram 2. Components list 4. Procedure (reference) #include reg51.h void delay(unsigned int k); void main() { unsigned char i,j,h,y,w,e,t,s; while(1) { w=0x80; e=0x01; t...[Details]
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NFS file system is established (host IP address is 192.168.3.170, development board IP address is 192.168.3.100)
1.Install nfs-kernel-server
# sudo aptitude install nfs-kernel-server
2. Set up t...[Details]