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guifeng1987
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樓主  發(fā)表于: 2013-05-18 12:52
請教各位大俠，小弟新手，請問(wèn)打印機并口或串口哪個(gè)引腳是確認打印出紙的？我想用繼電器控制此點(diǎn)位，讓打印機打印動(dòng)作，請問(wèn)這樣可以嗎，如何實(shí)現？萬(wàn)謝
30880813
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1樓  發(fā)表于: 2013-05-18 15:58
這個(gè)比較新意，同求方法

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