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针对控制系统总控机和上位机进行数据传送的任务，设计并调试了１６ 位并行输入输出接口通讯电路。该电路具有占用机器时间少，传送数据量大，成本低并且运行可靠的特点，满足了总控机实时控制和传送数据的要求。通过实际运行证明该１６ 位并行输入输出接口通讯电路达到了设计指标，圆满完成了配合整个控制系统的任务
According to the task of data transmission from control computer and host computer, a 16-bit parallel input / output interface communication circuit is designed and debugged. The circuit has the characteristics of less occupation time, large amount of data transmission, low cost and reliable operation, and meets the requirements of real-time control and data transmission of the general control computer. Through the actual operation of the 16-bit parallel input and output interface communication circuit to meet the design specifications, the successful completion of the task with the entire control system