4 mhz program speed in pic 18f4550 please


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  1. #1
    Join Date
    Dec 2011
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    5

    Default Re: 4 mhz program speed in pic 18f4550 please

    thank you very much dude for your replay ...

    but my problem is when learning the data sheet of max6675 i saw in specifecation that frequency maximum to work is 4.3

    see datasheet max6675 page 3 : http://datasheets.maxim-ic.com/en/ds/MAX6675.pdf

    (so if osc 48 mhz , mxs0 will have 48 mhz speed ?? but normaly it will not exeed 4.3mhz)

    i have't problem with programmation but only the oscillation appropriate for max6675

    I need help please .......

  2. #2
    Join Date
    Nov 2003
    Location
    Wellton, U.S.A.
    Posts
    5,924

    Default Re: 4 mhz program speed in pic 18f4550 please

    The data sheet is talking about the timing for the serial communications. The timing for the SHIFTIN command is taken care of in the software. Take a look at the PBP manual.

    The code I posted is from a working project.
    Dave
    Always wear safety glasses while programming.

  3. #3
    Join Date
    Dec 2011
    Posts
    5

    Default Re: 4 mhz program speed in pic 18f4550 please

    That realy helpful !

    thanks very very much mackrackit .

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