采用8031单片机的TMS320C25仿真系统

The Simulation System of TMS320C25 with the Single Processor 8031

本文介绍了借助于8031单片机和IBM-PC微机设计高速数字信号处理(DSP)芯片TMS320C25仿真系统的基本原理。文中对TMS320C25仿真系统的总体逻辑框图、双端口RAM技术、切换控制电路、8031单片机与TMS320C25的总线管理电路等均作了详细论述。对8031单片机、IBM-PC微机与TMS320C25三者之间信息交换的方法亦进行了详细的讨论。根据本仿真系统的特点,介绍了系统管理软件的设计方法和技巧,给出了系统管理程序的总体框图。本系统已用于语音信号处理,并取得令人满意的结果。

The paper introduces the basic principle in designing simulation system of high-speed Digital Signal Process (DSP) chip——TMS320C25, with the help of single-chip processor 8031 and IBMPC. In this paper, the general logical block diagram of TMS320C25 simulation system, two terminal RAM technology, switch control and the circuit of Bus Management between single-chip processor 8031 and TMS320C25 are discussed in detail. The method of message exchange among the single-chip processor 8031 , IBM-PC and TMS320C25 is also expounded in detail. According to the features of this simulation system, the design method and skill in this system management software are introduced with the general block diagram of the system management program. It has been used in the Speech Signale processing and the result is satisfied.