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sdf752
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樓主  發(fā)表于: 2013-12-30 19:52
已經(jīng)弄了兩天了就是通不上。
  我用omron的CQM1--CPU41的RS232口用自由口和6RA28連接。使用USS協(xié)議。OMRON數據格式1.8.1.E.波特率19.2K。發(fā)的數據是
020C.0100.--加控制數據和BCC校驗。 6RA28這邊是1號站。USS協(xié)議短電報,使用控制字。端子34.37.38.接上。A28這邊接口接的是
2.3.5. 對接 PLC的 2.3.9.。4.5短接?墒茿28這邊沒(méi)有一點(diǎn)反應。plc的通信指示的是亮了的。真不知道怎么回事了。打電話(huà)給西門(mén)子     技術(shù)支持。他們也沒(méi)有解決。之后我換了一塊A1660的電子版還是不行。使用PLC的232口和觸摸屏連接正常。所以請大神們幫忙看下是怎么回事。
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1樓  發(fā)表于: 2014-05-16 14:39
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