一种便于与微机接口的PWM调制器  

A PWM Modulator that is Convenient for Connecting Microcomputers

作　　者：孙宝来[1] 

机构地区：[1]中国科学院大气物理研究所,100083

出　　处：《自动化博览》1999年第3期23-24,共2页Automation Panorama1

摘　　要：介绍一种用数字电路设计的PWM调制器。与用模拟运放设计的PWM调制器或专用集成PWM调制器相比，此调制器具有制作容易、成本低廉、不存在零点漂移，便于与计算机接口等特点。A sort of PWM(Pulse Width Modulate)modulator that desinged by digital circuit is introduced in this paper.Compared with those by operate amplifier or special IC.it has many advantages as follows:easy to make,cheap,no zero excursions,convenient for connecting with microcomputers and so on.

关 键 词：脉冲宽度调制器 调制器 接口 微机 

分 类 号：TN787.2[电子电信—电路与系统] TP364.7[自动化与计算机技术—计算机系统结构]