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Re: 請問有關"上緣/下緣中斷"的問題....
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高級會員
 
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各位高手大家好ㄚ...^^
我已經解決囉..... 設為上緣觸發===>RB2設為Input 設為下緣觸發===>RB2設為Output 如有誤請多多指教喔....^^
發表於: 2006/8/7 18:50
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請問有關"上緣/下緣中斷"的問題....
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高級會員
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各位高手大家好阿..!!!!
小第有一事不明想請教各位高手....!!!! 我用的是PIC18F2455.... 我設定INT2為中斷源..... 一開始,設定上緣觸發中斷(INTEDG2=1)..正常可以工作... 後來設定為下緣觸發(INTEDG2=0)..就不行了.... 我又試了一下...將RBPU設為0.... 結果現在,我的INT2要先Touch一下VCC,在Touch一下GND..才能中斷.....怪問題.... 我想我應該是哪裡沒有設定好.....請各位高手多多指教阿..^^ 謝謝...!!
發表於: 2006/8/7 17:57
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