IBS S7 400 DSC/I-T PHOENIX

36A358208ACG01
36A358208ADG01
36A358208CCG06
36A358208CEG07
36A358208CXG01

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描述

在程序执行的过程中如果使用立即I/O指令则可以直接存取I/O点。即使用I/O指令的话,输入过程影像寄存器的值不会被更新,程序直接从I/O模块取值,输出过程影像寄存器会被立即更新

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