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a888888
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樓主  發(fā)表于: 2008-08-22 23:44
大家好！我重溫控表上拆下一個(gè)4位7段數碼管其接線(xiàn)拄有12個(gè)，我想拿來(lái)實(shí)踐一下PLC7段解碼指令，我如何接4位7段數碼管的線(xiàn)��！PLC的線(xiàn)我會(huì )接，如何分出7段數碼管的公用線(xiàn)了！
yanghua888
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1樓  發(fā)表于: 2008-08-23 18:41
萬(wàn)用表一量就看出來(lái)了.
學(xué)習是快樂(lè )的．

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