【摘要】 本文从构造汉字自动输入系统出发,着重阐述了IF—800微型机与C₁₀₀₀光导摄象机的接口电路。硬件设计主要采用灵活性很强的可编程外围接口片8255,附以TTL逻辑电路;软件设计主要采用了执行速度较高的汇编语言。调试结果表明,硬件及软件设计合理,系统工作正常。更多还原

【Abstract】 This paper start from structuring automatic input system of Chiuese characters, describes interface of vidicon camera C1000 to IF-800 microcomputer. In designed nimbler programmable peripheral interface 8255 is employed in hardware and TTL logical circuit is attached; Speedy executive assembler language is employed. Tested results show design of hardware and software is rational and operation of system js regular.更多还原