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Method and system for realizing central control of central control unit to single board

A central control unit and centralized control technology, applied in the field of electronic communication, can solve the problems of difficult maintenance, high driving ability requirements, high cost, etc., and achieve the effects of good scalability, enhanced system reliability, and easy signal quality

Active Publication Date: 2008-06-18
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0014] The purpose of the present invention is to provide a method for realizing the centralized control of the single board by the central control unit. Through the present invention, it solves the problem that many control buses must be used to realize the centralized control of the single board in the prior art 2, which leads to the need to invest a lot of cost and maintenance, which solves the problem that the drive capacity of the prior art 2 is very high and the signal quality is difficult to control; in addition, the present invention solves the problem of the prior art 1 due to the need for each single board There are problems such as high cost, slow configuration delivery / data reporting speed, and difficult maintenance caused by placing a CPU system and accessing a single board through inter-board communication

Method used

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  • Method and system for realizing central control of central control unit to single board
  • Method and system for realizing central control of central control unit to single board
  • Method and system for realizing central control of central control unit to single board

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Embodiment Construction

[0058] The present invention provides a method for realizing centralized control of a single board by a central control unit. Its core is to serially convert a large number of parallel signals to a high-speed serial bus according to a specific frame structure to realize CPU reading and writing. The single board chip realizes the centralized control of the single board by the central control unit. In addition, the present invention realizes the centralized control method of the single board by the central control unit based on the serial control bus, and can adopt a one-to-one mode on the motherboard routing, so that the central control unit can use fewer control buses to realize the centralized control of the single board. The centralized control of the single board solves a series of problems such as the above-mentioned cost, connector, inter-board communication, driving capability, and signal quality.

[0059] In the embodiment provided by the method of the present invention...

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Abstract

The present invention relates to a method capable of implementing centralized control of central control unit to single board. Its technical kernel is characterized by that firstly, the parallel signals are converted on the serial control bus, then the serial control bus can be used for implementing the centralized control of central control unit to single board, so that said invention can raise reliability of said system.

Description

technical field [0001] The invention relates to the field of electronic communication, in particular to a method and system for realizing centralized control of a single board by a central control unit. Background technique [0002] Usually the device is composed of single boards with different functions, and the single board is mainly composed of some chips, and these chips must rely on the control of a central processing unit, such as a CPU or a single-chip microcomputer, to work normally. Most of the chips are directly controlled by the central processing unit through the data, address, read and write bus, and some chips are controlled by the central processing unit through the synchronous physical interface (Synchronous Physical Interface; SPI), two-wire bidirectional synchronous serial bus (Inter-Integrated Circuit; IIC) and other types of buses to control. Usually, the data, address, and read-write bus are collectively referred to as the control bus, and the SPI, IIC ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F13/40G06F13/00
Inventor 肖长贵季魁文辛桂珍
Owner HUAWEI TECH CO LTD
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