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zhouliang
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樓主  發(fā)表于: 2014-08-16 09:42
我第一次用S7-300,選的是313C-2DP的CPU,想和上位機通訊,距離大概5米以?xún),需要穿管,如果用編程口MPI通訊,傳輸速度又不高,買(mǎi)原裝的編程線(xiàn)經(jīng)銷(xiāo)商要2600,用慣了三菱覺(jué)得這也太貴了。用DP通訊,電腦要買(mǎi)通訊卡,我選的是17寸工業(yè)平板不帶PCI插槽,所以比較煩惱。各位有什么好的方法,傳輸速度高,成本又不是太貴,或者有什么好的替代的編程線(xiàn)推薦一下
wwcwwc
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1樓  發(fā)表于: 2014-08-16 11:00
既然你打算用上位機監控或傳送數據,還是購買(mǎi)cp56**dp通訊板、卡吧。
至于價(jià)格這個(gè)是市場(chǎng)法則,市場(chǎng)自有評判。要知道不是你一個(gè)人在這么用,大家都是這樣的價(jià)格在使用西門(mén)子的產(chǎn)品。
俗話(huà)說(shuō):魚(yú)和熊掌不能兼得。

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