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543685642
求知欲是人的本性,
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樓主  發(fā)表于: 2023-12-22 10:17
小白提問(wèn)  西門(mén)子MODBUS-TCP,可以用兩個(gè)MB_CLIENT,同時(shí)發(fā)送數據嗎,還是說(shuō)要輪詢(xún),發(fā)完1#站MB_CLIENT后,在發(fā)2#站MB_CLIENT,
可以用中文
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1樓  發(fā)表于: 2023-12-26 10:57
引用
引用第1樓donxlr于2023-12-23 11:33發(fā)表的  :
從站要是獨立IP那么肯定可以獨立發(fā)送和接受,如果一個(gè)ip下面多個(gè)端口,這個(gè)就需要看服務(wù)器這邊支不支持,一般都是支持的,PLC這邊是支持的,再有就是一個(gè)服務(wù)器下面有多個(gè)子站,這個(gè)就需要輪詢(xún)。

意思是可以和同一個(gè)IP的端口502,503,504同時(shí)通訊?

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