[新手园地] 【3P】 lesson1-led

 /*---------------------------------------------------------------------------------------------------------*/

/* */

/* Copyright(c) 2009 Nuvoton Technology Corp. All rights reserved. */

/* */

/*---------------------------------------------------------------------------------------------------------*/

#include <stdio.h>

#include "NUC1xx.h"

#include "Driver\DrvGPIO.h"

#include "Driver\DrvSYS.h"

uint32_t temp;

void delay_loop(uint32_t z)

{

uint32_t x,y;

for(x=100;x>0;x--)

for(y=z;y>0;y--); 

}





/*---------------------------------------------------------------------------------------------------------*/

/* MAIN function */

/*---------------------------------------------------------------------------------------------------------*/ 



int main (void)

{ 

/* SYSCLK =>12Mhz*/

UNLOCKREG();

SYSCLK->WRCON.XTL12M_EN = 1;

LOCKREG();

/*set GPI0 output*/

DrvGPIO_Open(E_GPA,2, E_IO_OUTPUT); 

DrvGPIO_Open(E_GPA,3, E_IO_OUTPUT);

DrvGPIO_Open(E_GPA,4, E_IO_OUTPUT);

DrvGPIO_Open(E_GPA,5, E_IO_OUTPUT);

while(1)

{

DrvGPIO_ClrBit(E_GPA,2);

delay_loop(2000);

DrvGPIO_SetBit(E_GPA,2);

delay_loop(2000);

DrvGPIO_ClrBit(E_GPA,3);

delay_loop(2000); 

DrvGPIO_SetBit(E_GPA,3);

delay_loop(2000);

DrvGPIO_ClrBit(E_GPA,4);

delay_loop(2000);

DrvGPIO_SetBit(E_GPA,4);

delay_loop(2000);

DrvGPIO_ClrBit(E_GPA,5);

delay_loop(2000);

DrvGPIO_SetBit(E_GPA,5);

delay_loop(2000);

DrvGPIO_ClrBit(E_GPA,2);

DrvGPIO_ClrBit(E_GPA,3);

DrvGPIO_ClrBit(E_GPA,4);

DrvGPIO_ClrBit(E_GPA,5);

delay_loop(2000);

DrvGPIO_SetBit(E_GPA,2);

DrvGPIO_SetBit(E_GPA,3);

DrvGPIO_SetBit(E_GPA,4);

DrvGPIO_SetBit(E_GPA,5);

delay_loop(2000);

} 

}