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Re: PIC 12F508 設定外部振盪器(Crystal)
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版主
 
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設成 XT Mode 後，GP4 & GP5 這兩支腳就無須設定了，用示波器梁一下 OSC2 腳是不是有震盪輸出，Crystal 有沒有並接兩個22pF 電容到地呢?
發表於: 2006/6/20 11:44
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PIC 12F508 設定外部振盪器(Crystal)
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新會員
 
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Deal All!
我在設定PIC12F508的Clock時,只能設定INTOSC...!我想要使用外部的Crystal(4MHz),但總是不會動! 我有設定Configuration Bit ->XT ;T0CS->"1"; GP5->Input, GP4 -> Output ,但還是不行...! 是否有那裡設定錯了..?煩請高手告知...Thanks a lot!
發表於: 2006/6/18 20:29
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