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dream321
青學(xué)不精
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樓主  發(fā)表于: 2016-11-13 22:46
一般plc和變頻器通訊用不用crc校驗，普通國產(chǎn)變頻器啊。大師解釋一下，謝謝！
yamqq
雅馬哈，愛(ài)普生，電裝機器人。
級別: 網(wǎng)絡(luò )英雄

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1樓  發(fā)表于: 2016-11-14 08:48
和變頻器通從都要較驗，因為變頻器干擾太大了，如果用TCP可以不用較驗，硬件自較驗
這個(gè)人很懶，什么也沒(méi)有留下！

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