串行A/D转换器MAX1270及其应用  

Serial A/D Converter MAX1270 and Its Application in Data Acquisition

作　　者：王立新[1] 

机构地区：[1]山东聊城大学教育传播技术学院,山东聊城252059

出　　处：《微计算机信息》2006年第12Z期305-307,共3页Control & Automation

基　　金：山东省教育厅科技计划项目(03A06)

摘　　要：详细介绍了MAXIM公司生产的串行A/D转换器MAX1270,给出了其与单片机AT89S52的接口电路以及汇编语言A/D转换程序。将其应用于毛细管电泳电导检测系统的数据采集,转换速度和转换精度完全满足要求。Abstract：The A/D converter MAX1270 produced by MAXIM is firstly introduced in detail.The connection scheme of MAX1270 and AT89S52 is presented along with an assemble language based subroutine for A/D conversion. It has been successfully employed in a capil- lary electrophoresis system with conductivity detection for data acquisition, Satisfactory resolution and conversion rates are obtained.

关 键 词：MAX1270 A/D转换 串行接口 汇编语言 

分 类 号：TP313[自动化与计算机技术—计算机软件与理论]