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lewis3135
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樓主  發(fā)表于: 2018-05-15 18:43
請教各位大神，最近用QJ71c24n-r4做Rs485無(wú)協(xié)議通訊對應3臺機子，要讀取3臺機子資料，但是想請問(wèn)如果其中一臺沒(méi)開(kāi)電，發(fā)送output命令完成後等不到允許接收的接點(diǎn)處發(fā)x03/x0a,如合等不到回應時(shí)自動(dòng)跳過(guò)這站，改發(fā)下ㄧ站的命令？
焦劉吉
緊跟時(shí)代發(fā)展，努力做好時(shí)代青年
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1樓  發(fā)表于: 2018-05-15 19:11
加個(gè)時(shí)間
Rules are always made by the strong, and history is always written by the winners.
lewis3135
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2樓  發(fā)表于: 2018-05-15 19:24
感謝，這是不錯的方式。

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