基于MC9S12NE64单片机的楼宇供暖数据采集系统.PDF

基于M C9S 12NE64 单片机的楼宇供暖数据 采集系统 , , , ( 兰州理工大学数字制造技术与应用教育部重点实验室, 甘肃兰州730050) Data A cqu isit ion System or Buildings H eating Based on M C9S12N E64 YAO Yun- ping, ZHANG Wen- bin, WU Zhen- gang, ZHANG Yu- bin ( K ey L abor ator y o D ig ital M anu actur ing T echnolog y and A pplicatio n , T he M inistr y o Educat ion , L anzhou U iversit y o T echnolog y, Lanzho u 7 30050, China) : 介绍一种基于MC9S12NE64 片机的楼 , 宇供暖数据采集系统, 该系统将测得的数据, 通过 , , [ 1] 片机与以太网相连, 实现远程检测和控制, 完成对整 , , . 个管网运行状态的监控. 同时, 通过对数字式温度传 1 系统设计 感器DSB1820 以及超声波式流量计工作原理误差 分析和补偿, 提高了管网参数测量的精确度. PC : M C9S 12NE64 ; ; 1 , 2 . PC : T P216 : A : 1001- 2257( 2010) 10- 0052- 03 Abstract: T his paper int ro duces a data acquisi t ion syst em o r buildings heat ing sy st em based o n 1 MC9S 12NE64. T he dat a m easured by w hich w ill carry out t he remot e det ect ion , and cont rol and com plet e mo nit oring o t he ent ire pipeline opera t ions by connecting SCM w it h Et hernet . M ean w hile, t he syst em w ill improve t he pipeline param e t er measur em ent accuracy by means o er ror analy sis and com pensation o t he w ork o dig it al t em per at ure sensor DSB 1820 and ult raso nic low met er . 2 [ 1] . PC Key words: M C9S12NE64; ult rasonic low m e t er; heat ing syst em , , . M C9S 12NE64 0 引言 , PC , . .