pio_test.c File Reference

#include "../part.h"

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Defines
#define	CPU_HZ   20000000
#define	PIO_MASK   0x000000ff
Functions
void	delay (void)
int	main (void)

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Define Documentation

#define CPU_HZ   20000000

Definition at line 3 of file pio_test.c.

#define PIO_MASK   0x000000ff

Definition at line 4 of file pio_test.c.

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Function Documentation

void delay

(

void

)

This function is a delay function that lasts for 1/4 second.

Parameters:

none

Returns:

none

Definition at line 54 of file pdc_example.c.

References TIMEOUT.

Referenced by main().

{
        unsigned int timeout = TIMEOUT;

        do {
                --timeout;
        } while ( timeout > 0 );
}

int main

(

void

)

Definition at line 8 of file pio_test.c.

References delay(), and piob.

{
        int i;
        avr32_pio_t *piob = (void *) AVR32_PIOB_ADDRESS;
        avr32_pio_t *pioc = (void *) AVR32_PIOC_ADDRESS;

        piob->per = 0xFFFFffff;
        piob->oer = 0xFFFFffff;
        piob->idr = 0xFFFFffff;
        piob->ower = 0xFFFFffff;

        pioc->per = 0xFFFFffff;
        pioc->oer = 0xFFFFffff;
        pioc->idr = 0xFFFFffff;
        pioc->ower = 0xFFFFffff;


        while(1){
                for(i=0; i<8; i++){
                        piob->codr = 0x0000ffff;
                        pioc->codr = 0x0000ffff;
                        delay();
                        piob->sodr = 0x0000ffff;
                        pioc->sodr = 0x0000ffff;
                        delay();

                }
        }
}

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