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Abstract: Using PLC to realize the RTU function of subway substation automation can well meet the requirements of "three remote". This system uses Modicon Quantum series PLC to realize the RTU func...[Details]
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There are a large number of display instruments in use in industrial sites, and troubleshooting of display instruments is a problem faced by users. This article introduces the fault judgment ideas, f...[Details]
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There are many pumps in the chemical fiber workshop, more than 1,000 units, running 24 hours a day. Almost every day, the motors burn out. They all have thermal relay protection, and the set value ...[Details]
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#include "bsp.h" /* RW = 1: Read data RW = 0 : Write data RS = 1: Data D0-D7 interacts with display RAM RS = 0: Data D0-D7 interacts with the instruction register E = 1: Reading a...[Details]
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In recent years, the demand for products such as wires, cables, and optical fibers has greatly increased, and the quality control of outer diameter dimensions has become an urgent problem for many ...[Details]
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4. Introduction of world famous brand equipment
AV amplifier: DSP: MARANTZ SR73. SR82. SR92 KENWOOD KR-V6070. KR-V7070 KR-V8070 YAMAHA RXV-890 RXV-690 RXV-2090 PIONEER V504 TEAC 3020 JVC 508 808 ...[Details]
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For people who use MCU, it is not necessary to understand the mechanism and connection of HCS12(x) memory map. Because if you do not systematically study courses such as operating system and compiler...[Details]
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Implementation plan #e#
2.2 Implementation plan
Since the N values of h (n) are known before the convolution operation, N units can be allocated in the program memory to store h (n). Sin...[Details]
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At the China Flash Market Summit, Zhou Chen, Executive Vice President of Unisoc, delivered a speech on the theme of "5G Storage, Unlimited Market". From different industry perspectives, Zhou Chen sha...[Details]
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1 Introduction
There are two main ways to control the weakening magnetic field of permanent magnet synchronous motors, one is based on feedforward and the other is based on feedback. Feedforwa...[Details]
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Today, US telecom operator T-Mobile announced that it has completed the world's first 5G call based on the 600MHz low frequency band in cooperation with Qualcomm, Ericsson and other manufacturers, la...[Details]
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Denso has been committed to developing various in-vehicle safety systems to help drivers focus their attention on the road. The company has developed the world's largest TFT liquid crystal head-up ...[Details]
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On the morning of March 10, Microsoft announced today that it has officially completed the acquisition of American game publisher ZeniMax Media. Because of this acquisition, a total of 8 game st...[Details]
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On August 11, Jiangfeng Electronics released its semi-annual performance report, stating that the company achieved operating income of 533 million yuan, a year-on-year increase of 53.56%; the net pro...[Details]
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1. CP15: System control coprocessor of ARM storage management system Contains: 16 32-bit registers. C1 register (various control bits): C2 register (page directory base address): similar to the c...[Details]