pm_example.c

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#include <avr32/io.h>
#include "pm.h"

int main( void )
{
        /* you are by default running at 20MHz */

        /*
        Setup the PLL0 with a the following frequency

                MULTIPLIER
        PLL_f =------------ * OSCILLATOR_f
                DIVIDER
        */
        pll_opt.oscillator=PM_OSC0;
        pll_opt.pll=PM_PLL0;
        pll_opt.multiplier=2;
        pll_opt.divider=1;

        /* Apply the changes */
        pm_set_pll(&pll_opt);

        /*Set the frequency to mclk */
        pm_set_mclk_source(PM_PLL0);

        /* You are now running at 40 Mhz! */

        return 0;
}

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