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waitalone
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樓主  發(fā)表于: 2011-03-29 00:23
PROFIBUS  和 MODBUS  指的是什么 他們的的區別 ？請教高手 解釋
cvlsam
富士低壓，POD（觸摸屏），PLC專(zhuān)賣(mài)
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1樓  發(fā)表于: 2011-03-29 05:44
對于解釋兩種通訊協(xié)議的不同，可能需要碼100多頁(yè)A4紙才能說(shuō)清楚。請你去下載Profibus的協(xié)議以及Modbus的協(xié)議來(lái)對比。

你這個(gè)問(wèn)題好比問(wèn)中文與英文有什么不同一樣。

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