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sznczj
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樓主  發(fā)表于: 2016-05-18 14:12
現在我有個(gè)QJ71C24N-R2串口模塊,通過(guò)模塊發(fā)送指令給掃描儀進(jìn)行掃描

串口觸發(fā)命令為:[SYN] T [CR],十六進(jìn)制 Hex16, Hex54, Hex0D;

請問(wèn)下我如上圖寫(xiě)的程序有錯嗎?程序控制不了掃描儀,

正常情況下指令完成后M1000不是要接通一個(gè)掃描周期嗎?為什么這里一直都步接通呢

是程序有問(wèn)題嗎?請高手指點(diǎn)指點(diǎn)啊
[ 此帖被sznczj在2016-05-18 17:32重新編輯 ]
QQ1300290132
sznczj
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1樓  發(fā)表于: 2016-05-19 17:22
引用
引用第1樓wisexdh于2016-05-19 17:01發(fā)表的  :
你監視了M1000不接通嗎?

是啊,如果M1000接通M400和M401應該有一個(gè)會(huì )通,現在沒(méi)有
QQ1300290132

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