This paper is based on VB for developing platform of interface, then have succeeded in series communication between PC and 80C196KC chip microcomputer by RS-232, data acquisition and data processing of Switched Reluctance Motors.

• 本文以VB为开发平台,利用RS232与下位机80C196KC单片机通信,实现了对开关磁阻电机多个参数的数据采集和数据处理。