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Re: 如何設定內部RC震盪
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astonsun 寫道:
請問 12F675 12F629 16F676等內部RC震盪值存放在0x3FF位址,如何在燒錄時自動將校正值存入0x3FF內



這數值是出廠時便已設定好的 , 你只需把它取出填入OSCCAL
便行

bsf STATUS, RP0 ;Bank 1
call 0XFFh ;Get the cal value
movwf OSCCAL ;Calibrate
bcf STATUS , RP0 ;Bank 0

規格書 : DS41190C-page 54
9.2.5.1 Calibrating the Internal Oscillator

如此便能得到較正確的震盪值

發表於: 2005/7/5 2:34
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如何設定內部RC震盪
#1
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請問 12F675 12F629 16F676等內部RC震盪值存放在0x3FF位址,如何在燒錄時自動將校正值存入0x3FF內

發表於: 2005/7/4 23:58
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