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zzzer442
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如題，掃碼槍掃到二維碼信號也是一串字母和數字連起來(lái)的數據。
菜鳥(niǎo)學(xué)工控_1
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引用
引用第5樓皮五于2025-04-28 09:25發(fā)表的  :

用屏簡(jiǎn)單一些，一般屏有2個(gè)com口，1個(gè)232，1個(gè)485，正好1個(gè)接PLC，1個(gè)接掃碼槍?zhuān)ㄟ^(guò)觸摸屏中轉

幾年前用威綸通的觸摸屏做過(guò)這種方案，但是那時(shí)候觸摸屏只支持一維碼

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