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Re: 16F877 使用3V工作電壓
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PIC16F877操作在5V或3V儲最高工作頻率不同外其它規格都是一樣的,使用3V時BOR在燒錄configuration word時要關掉。還有你是用哪一個腳當輸出的?

發表於: 2005/1/20 18:59
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16F877 使用3V工作電壓
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剛用3V的電壓
但輸出hight 只有1.8v
而輸入給RC2=3v,
但 btfss PORTC,2 --> 仍為low
3v是否有何特殊的設定

謝謝

發表於: 2005/1/20 2:03
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