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lizhendong
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樓主  發(fā)表于: 2020-04-18 20:01
在掃碼器掃二維碼時(shí)，RS接收的寄存器D有多有少！二維碼長(cháng)寄存器D就多！二維碼短寄存器D就少！

問(wèn)題來(lái)了，RS接收如何動(dòng)態(tài)分配寄存器D?請教一下大神們？？？
lizhendong
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精華主題: 0
發(fā)帖數量: 616 個(gè)
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1樓  發(fā)表于: 2020-04-20 21:41
引用
引用第3樓sjbandmm于2020-04-19 11:19發(fā)表的  :
RS指令可以使用結束符來(lái)判斷接受數據長(cháng)度，Q系列的接收數據是自帶長(cháng)度的，可以方便的實(shí)現動(dòng)態(tài)分配數據區。


想聽(tīng)一下大神是如何做的？？？

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