| 基于I2C总线的大型开关矩阵设计与实现 |
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| 引用本文： | 王振生,刘耀周,刘焕照.基于I2C总线的大型开关矩阵设计与实现[J].国外电子元器件,2006(11):4-7. |
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| 作者姓名： | 王振生 刘耀周 刘焕照 |
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| 作者单位： | 军械工程学院军械技术研究所,河北,石家庄,050003 |
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| 摘 要： | 介绍了一种基于I2C总线的大型开关矩阵结构及其功能,给出了其测试电路结构组成及控制电路组成.根据测试流程,给出了主机控制程序设计及部分实现代码,并针对开关矩阵硬件构成,分别给出了各个组成部分的固件程序代码.该系统为低成本、便携化、通用化、多通道测试方案提供了一种新的实现手段.
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| 关 键 词： | 开关矩阵 I2C总线 CPLD 单片机 |
| 文章编号： | 1006-6977（2006）11-0004-04 |
| 收稿时间： | 2006-04-13 |
| 修稿时间： | 2006年4月13日 |
Design and realization of large-scale switch matrix based on I2C bus |
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| WANG Zhen-sheng,LIU Yao-zhou,LIU Huan-zhao.Design and realization of large-scale switch matrix based on I2C bus[J].International Electronic Elements,2006(11):4-7. |
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| Authors: | WANG Zhen-sheng LIU Yao-zhou LIU Huan-zhao |
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| Affiliation: | Ordnance Technology Institute, Ordnance Engineering College, Shijiazhuang 050003, China |
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| Abstract: | The structure and function of a large-scale switch matrix which based on IEC bus are introduced,and its test circuit structure and control circuit structure are given. According to test flow,the host program and its partial code are given,and according to the hardware structure of switch matrix, the firmware of each part is also given.This system provides a new way for a low cost,portable, universal and multichannel test project. |
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| Keywords: | switch matrix I62C bus CPLD SCM |
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