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Re: ICD2燒錄隔離?
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管理員
 
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如果有反偏保護的二極體 , 基本上隔離是不太需要的 . 因為成本太高而且隔離造稱的延遲目前也無一定的數據 .
比較快哦方法為串一個小電阻在PGC , PGD , VCC ( 47 Ohm ). 但這些電阻在某些情況下會影響 Timing . ICD 2 在 Program 時雖不必用外部電源 , 卻必須偵測 Target 的電源 !
發表於: 2005/4/25 19:50
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ICD2燒錄隔離?
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中級會員
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請問是否可以隔離ICD2和PIC
因為我的PIC是使用半波整流轉換的電源 如果直接跟ICD2接在一起,ICD2怕會燒掉 是否有這方面的資訊,謝謝~
發表於: 2005/4/25 6:37
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