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Re: rs232 接收值?
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高級會員
 
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謝謝您的回應~~~~
發表於: 2005/8/9 17:47
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Re: rs232 接收值?
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新會員
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你可以宣告一個共用空間，然後在利用位元欄位即可取出，如下所示
union{ unsigned char ALL; struct{ unsigned b0:1; unsigned b1:1; unsigned b2:1; unsigned b3:1; unsigned b4:1; unsigned b5:1; unsigned b6:1; unsigned b7:1; }; }UrRxbits; 然後將UrRxbits.ALL=Rxdata，接著UrRxbits.b0即為你收到bit0的資料，以此類推即可抓出你要的資料。
發表於: 2005/8/9 16:45
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rs232 接收值?
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高級會員
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請問各位前輩:我現在利用rs232收到一個8bit的值,但我只想要單一bit的值要如何讀取~~~謝謝
發表於: 2005/8/9 14:53
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