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介绍 8 9C2 0 5 1单片机与 MODEM硬件接口及其编程技术 ,解决了进口热能计量仪表采集的数据信息与管理计算机之间远传的技术难题 .为此设计的智能接口将仪表和 MODEM组成信息网络传输系统 ,基于市话网的环境下 ,实现计量终端与管理计算机系统之间的数据通信 ,为管理信息系统提供可靠的记录数据 ,实现管理信息自动化
Introduction 8 9C2 0 5 1 SCM and MODEM hardware interface and programming techniques to solve the imported thermal energy meter data acquisition and management of computer remote communication between the technical problems.This design of the smart interface to the instrument and MODEM information network Transmission system, based on the local network environment, the measurement terminal and the management of computer systems to achieve data communication between the management information system to provide reliable records of data to achieve management information automation