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Copyright
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目录
1 PROFINET 通讯功能概述 ................................................................................... 3
2 非周期通讯 .......................................................................................................... 4
3 S7-1200 与 CU250S-2 PN 的 PROFINET 非周期通讯实例 ................................ 9
3.1 S7-1200 组态 ....................................................................................... 9
3.1.1 组态与 CU250S-2 PN 通讯报文 ........................................................... 9
3.1.2 编程 ..................................................................................................... 9
3.1.3 为系统功能“RDREC”和“WRREC”分配硬件标识 ................................ 10
3.1.4 为系统功能“RDREC”和“WRREC”分配其它参数 ................................ 10
3.2 示例 1：读取 P2900、r2902[2] ~ r2902[5]多个参数值 ...................... 11
3.3 示例 2：修改 P2900、P2901 参数值 ................................................. 13
4 文档说明 ........................................................................................................... 16
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