PBP and 18F2550


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  1. #15
    Join Date
    Oct 2008
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    Default Re: PBP and 18F2550

    Quote Originally Posted by Demon View Post
    I'd try this:

    DEFINE OSC 4

    Robert

    EDIT: This chip (like probably most PICs), has built-in oscillator. Any reason why you don't want to use that?

    And double-check the configuration fuses for the oscillator.

    Hi demon, I haven't had a chance to gt on the pc to try this yet but what would be the difference between using:

    DEFINE OSC 4

    And



    Code:
    @ __CONFIG _CONFIG1L, _PLLDIV_1_1L & _CPUDIV_OSC1_PLL2_1L & _USBDIV_2_1L
    @ __CONFIG _CONFIG1H, _FOSC_HSPLL_HS_1H



    Is the define a pbp level code and the config I'm guessing in asm level?


    I'm not looking at USB yet but I may well try it in future projects!

    I had a look at the data sheet before posting but got very confused and gave in to google which didn't help much either

    I think I may well look to moving to onboard especially if USB will drive off this too!

    Thanks again!
    Last edited by chrisshortys; - 13th January 2012 at 17:45.

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