In order to meet the requirements of some engineering system for large amount of input/output information and high real-time performance, parallel interface technique is used so as to sufficiently simulate the technical characteristics of real equipment, and optimized the rate of information transmission. This system has merits of quick transmission, optimal speed by cooperation of software and hardware, high reliability and good maintainability.%根据某型工程系统输入输出信息量大、实时性要求高的特点，通过采用并行接口技术，使系统能充分仿真实装的技术性能，信息的传输时效实现最优.本系统传输快，软硬件结合时效优，可靠性高，可维性好.
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