EM277的GSD文件。Configuring the EM 277 with older versions of COM PROFIBUS and STEP 7 Entry ID: 2615830 Date: 07/05/2000 QUESTION: How can I configure EM 277 with STEP 7 and COM PROFIBUS? ANSWER: STEP7 up to V5 + SP3 does not yet include the GSD file for the EM 277. You must install this
不错,很好用!