The software function, modules and data organization of the Upper Layer Computer are explained, the process of main program and that of the communication with Upper Layer Computer are narrated.
详述了上位机软件的功能、模块及数据的组织，分析了主程序流程和与下位机通信的流程。
Serial communication program can automatically transmit the testing data and information to the upper computer after the data testing.
串口通信程序在测试完毕后自动向上级计算机传输测试数据和信息交换。
Design communication interface software of upper computer.
上位机通信接口软件的开发。
The main description is on designs such as overall scheme, control program, communication interface between PLC and upper computer, data read program.
本文介绍了立体车库的PLC控制系统总体设计、控制程序设计、PLC与上位机接口的通信方案设计、计算机从PLC读取数据的程序设计等。
The communication with the upper computer was realized through PCI bus, DSP and CPLD was used to achieve motion control of manipulator's joints.
控制器通过PCI总线与上位机通信，采用DSP和CPLD完成了运动控制功能，实现了机械手关节运动的伺服控制。
The main function of the MODEM communication module is to transmit the acquired data to the upper computer by the serial communication of RS-232C.
MODEM通信模块的主要功能是将采集到的数据通过RS - 232c串行通信传送给上位机。
By reading the communication port, the management software in the upper computer records the data real-timely and handles the corresponding situation.
上位机的管理软件通过对串口的读取，将用户端的实时信息进行录入，并针对相应情况做出处理。
The system consists of an upper-computer display, a lower-computer execution control as well as an upper-lower computer communication.
该系统由上位机显示控制、下位机执行控制、上下位机通信三部分组成。
The system consists of an upper-computer display, a lower-computer execution control as well as an upper-lower computer communication.
该系统由上位机显示控制、下位机执行控制、上下位机通信三部分组成。
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