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With the rapid development of science and technology, the application of high-resolution mixed analog and digital circuits has been continuously deepened, and the circuit design has become in...[Details]
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/* Main.c file generated by New Project wizard
*
* Created: Friday May 5, 2017
* Processor: 80C31
* Compiler: Keil for 8051
*/
#include reg51.h
#include s...[Details]
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I have been in contact with the USB bus for about 5 years. When I first came into contact with USB, I used the chip represented by Zhou Ligong -
PDIUSBD12
. This chip is a USB device contro...[Details]
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On the morning of April 7, well-known analyst Ming-Chi Kuo tweeted that AirPods 3 is Apple's "failed product segmentation strategy." It is said that people's demand for it is "much weaker" than AirPo...[Details]
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The production method of LED electronic clock can be seen in many electronic newspapers and magazines, but most of them need to reset the time and other parameters after power failure, which brings...[Details]
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The main feature of the torque motor is that it has soft mechanical characteristics and can be stalled. When the load torque increases, it can automatically reduce the speed and increase the output...[Details]
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“The biggest disadvantage that the United States has in this tech race is its unwillingness to spend money,” James Andrew Lewis, senior vice president and director of the technology policy program at...[Details]
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With the arrival of the WWDC developer conference, more details about iOS/iPadOS 16 have been exposed, and from the current situation, the new system will be enhanced in terms of multi-tasking. ...[Details]
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If an EDS (R) is replaced, its data set will be compared with the current project after a restart (hard disk and RDC).
The consistency check revealed that the (non-existent) data differed from...[Details]
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超声波传感器是利用超声波的特性研制而成的传感器。超声波是一种振动频率高于声波的机械波，由换能晶片在电压的激励下发生振动产生的，它具有频率高、波长短、绕射现象小，特别是方向性好、能够成为射线而定向传播等特点。超声波对液体、固体的穿透本领很大，尤其是在阳光不透明的固体中，它可穿透几十米的深度。超声波碰到杂质或分界面会产生显著反射形成反射成回波，碰到活动物体能产生多普勒效应。因此超声波检测广泛应用在工...[Details]
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In recent years, brushless motors have been widely used in high-precision control industries such as medical, industrial control, consumer electronics and automotive electronics. The performance of...[Details]
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The development of automobile technology now focuses on three directions: automobile safety, energy saving and emission reduction, and automobile performance/comfort and convenience. The technologica...[Details]
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1. Designed for automated testing
NI PXI-based DMM models range from cost-effective 6½-digit models to high-performance 7½-digit models, including the most accurate 7½-digit DMM on the market. Uniq...[Details]
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0 Preface Fragment velocity is an important parameter for evaluating the effectiveness of warhead explosion. Traditional range fragment velocity measurement systems mostly use multi-channel data acqu...[Details]
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CNC (Computer Numerical Control) system is an automatic control system widely used in the field of mechanical processing. It controls the movement and operation of machine tools through computer pr...[Details]
MCU
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