介绍了某型发动机性能参数测试系统的设计;系统硬件以PC104 为核心;系统软件是在DOS 环境下,采用BC++3.1 内嵌汇编语言编写;该系统具有综合化、自动化程度高、测试精度高、可靠性好等特点。 关键词:性能参数;测试系统;PC104;汇编语言;实现 Abstract: the design of performance parameter testing system of a engine is discussed. PC104 is the core of hardware of system. The software is compiled with BC++3.1 in DOS. The system has many good characteristics such as high automatization, good synthesization, high-precision, good reliability and so on. Key words: performance parameter;testing system;PC104;assemble language;implementation