无线传感器网络节点模块化的接口电路设计  

Module Interface Circuit Design of Wireless Sensor Network Node

作　　者：赵榉云[1] 闫鑫[1] 杨海[1] 周学威[1] 蔚慧甜[1] 

机构地区：[1]中北大学仪器科学与动态测试教育部重点实验室,山西太原030051

出　　处：《山西电子技术》2011年第3期57-58,共2页Shanxi Electronic Technology

摘　　要：为了完成测试任务,传感器节点采用模块化设计。为了实现各模块间方便、快速地通信,依据可编程逻辑器件CPLD编程灵活,在部分功能模块内扩展了专用SPI接口电路。试验证明:接口电路工作稳定、模块间可快速便捷通信、系统扩展性强,系统整体性能提高。The sensor nodes are completed using of modular design for testing tasks.In order to achieve the convenient and fast communication between the kinds of module,the dedicated SPI interface circuit is expanded based on programmable logic device CPLD in some function modules.The test shows that the interface circuit is running stable,and can quickly and easily make inter-module communications.The system can be also highly extended,and the system performance is improved.

关 键 词：无线传感器网络 模块化设计 CPLD SPI 

分 类 号：TN98[电子电信—信息与通信工程]