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On December 7, Suzhou Dasheng Guoke Semiconductor Group Co., Ltd.'s "Automotive-grade Power Semiconductor Devices and Advanced Packaging Testing" project settled in Yancheng Jianhu High-tech Zone. A...[Details]
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1. Introduction
The monitoring system using embedded network technology is the latest development trend in the monitoring field. The embedded network monitoring system is a high-tech product...[Details]
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1. Connection
loss
and its solution
1.1 Connection loss
Optical fiber
splicing loss mainly includes three types: inherent loss caused by intrinsic factors of...[Details]
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introduction
Aiming at the actual needs of electric vehicle research, this paper designs a data recording device, which is built on the basis of the battery energy management system. By communicati...[Details]
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China Energy Storage Network News:
Author | Pei Zheyi, Vice Chairman of the Energy Storage Committee of the China Energy Research Association, Professor-level Senior Engineer of the State G...[Details]
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International Energy Network News: Recently, in the notice of "2012 National Torch Plan Project" issued by the Ministry of Science and Technology, the "High-efficiency Photovoltaic Inverter" indepe...[Details]
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The advent of frequency converters and advanced
motor control
methods have made
three-phase brushless motors
(AC induction motors or permanent magnet synchronous motors) a great succes...[Details]
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On November 23, my country's independently developed 16MW offshore wind turbine rolled off the production line at the Fujian Three Gorges Offshore Wind Power International Industrial Park. The unit...[Details]
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With the continuous improvement of technology, fierce market competition and strict supervision and management of government departments, some small enterprises with small production scale, poor te...[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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Abstract: This paper presents a design method of Chinese input system based on Philips' ARM7 microcontroller LPC2138. The system uses 4×4 interface keyboard, LCM240128 graphic LCD module and memory...[Details]
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Permanent magnet synchronous motors use permanent magnets to provide excitation, making the motor structure simpler, reducing processing and assembly costs, and eliminating collector rings and brus...[Details]
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There are many reasons for the transmission loss of optical fiber. In the construction and maintenance of optical fiber communication networks, the most important thing to pay attention to is the...[Details]
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Please re-evaluate the slightly modified program.
/********************************************************/
/* Beijing Branch of Guangzhou Tianhe Shuanglong Electronics Company */
/* Test EEPROM r...[Details]
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ARM seven working modes: Figure 1-1:
Figure 1-1
The above seven working modes can be set in cpsr: M =Mode number as follows.
Figure 1-2
The reason for having so many...[Details]
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