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tanghanshui
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樓主  發(fā)表于: 2011-03-24 18:20
一轉盤(pán)由一只腳踏開(kāi)關(guān)控制，要求踩一下開(kāi)關(guān)轉盤(pán)轉180°停止。再踩一下轉90°停止。以此循環(huán)。
yyba_1999
美人一笑解千愁
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1樓  發(fā)表于: 2011-03-25 09:04
PLC成本會(huì )不會(huì )高了點(diǎn)，用外部電路構架會(huì )麻煩一點(diǎn)

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