main.c

本源码为ARM三星2410芯片

/*************************************************************************/
/*                                                                       */
/*               Copyright Shenzhen Watertek S.&T. Co.,Ltd  2002         */
/*                         All Rights Reserved.                          */
/*                                                                       */
/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS  */
/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS   */
/* SUBJECT TO LICENSE TERMS.                                             */
/*                                                                       */
/*************************************************************************/

/*************************************************************************/
/*                                                                       */
/* FILE NAME                                               VERSION       */
/*                                                                       */
/*      main.c                                   			 1.0*/
/*                                                                       */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This file contains macro and main routines 		 */
/*                                                                       */
/* AUTHOR                                                                */
/*    	Zhi-gang yang   shenzhen watertek                                */
/*                                                                       */
/*                                                                       */
/* DATA STRUCTURES                                                       */
/*                                                                       */
/*                                                                       */
/* FUNCTIONS                                                             */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* DEPENDENCIES                                                          */
/*                                                                       */
/*      None	                          				 */
/*                                                                       */
/* HISTORY                                                               */
/*                                                                       */
/*         DATE                    REMARKS                               */
/*                                                                       */
/*      2004-12-27      Created initial version 1.0                      */
/*************************************************************************/
#include <string.h>
#include <stdarg.h>
#include "2410addr.h"
#include "def.h"


void Led1_On_or_Off(int flag);
void Led2_On_or_Off(int flag);
void Led4_On_or_Off(int flag);
void clrsrc(void);
int setpixel(int x,int y,unsigned short pencolor);
/*************************************************************************/
/*                                                                       */
/* FUNCTION                                                              */
/*                                                                       */
/*      C_Entry			                                         */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      C entry function				                 */
/*                                                                       */
/* AUTHOR                                                                */
/*                                                                       */
/*      Zhi-gang Yang          shenzhen watertek                         */
/*                                                                       */
/* INPUTS                                                                */
/*      None                                                             */
/*                                                                       */
/* OUTPUTS                                                               */
/*                                                                       */
/*      None      	                                                 */
/*                                                                       */
/* HISTORY                                                               */
/*                                                                       */
/*         DATE                    REMARKS                               */
/*                                                                       */
/*      2004-12-28      Created initial version 1.0                      */
/*************************************************************************/
void C_Entry()
{
	int i,j,k=0;
	i=0;
	Led4_On_or_Off(TRUE);
	while(i++<1000000);
	Led4_On_or_Off(FALSE);
	clrsrc();
	for(i=0;i<240;i++)
		for(j=0;j<320;j++)
		{
		setpixel(j,j,0xff);
		}
		
	while(10);
	;
}


/****************************************************************************
* FUNCTION
*
*   setpixel
*
* DESCRIPTION
*
*    This function set the appointed pixel the specified color
*
* CALLED BY
*
*    
*
* CALLS
*
*    none
*
* INPUTS
*
*    int x,int y,unsigned short pencolor
* OUTPUTS
*
*    none
*                    
*
****************************************************************************/		
int setpixel(int x,int y,unsigned short pencolor)
{
	int movetop;   /*THE PIXEL ADDRESS*/
	short *p;
	if (x<0||x>(int)x_limit) return ERROR;
	if (y<0||y>(int)y_limit) return ERROR;
	/*指向所要显示的像素偏移地址*/
	movetop=(x*x_size+y)*2;//一个像素占两个字节   
	p=(short *)(VideoAddrStart+movetop);
	*p=pencolor;
	return 1;
}
void clrsrc(void)
{
short *p;
for(p=(short*)VideoAddrStart;p<(short*)VideoAddrEnd;p++) *p=0;
return ;
}

void Led1_On_or_Off(int flag)
{
 
 int temp;
 if(flag ==TRUE)    //led1 on
    {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<8);
     temp = rGPFDAT;
     rGPFDAT = temp&(0<<4);
     }
     else			//led1 off
     {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<8);
     temp = rGPFDAT;
     rGPFDAT = temp|(1<<4);
     }
 }


void Led2_On_or_Off(int flag)
{
 
 int temp;
 if(flag ==TRUE)    //led1 on
    {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<10);
     temp = rGPFDAT;
     rGPFDAT = temp&(0<<5);
     }
     else			//led1 off
     {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<10);
     temp = rGPFDAT;
     rGPFDAT = temp|(1<<5);
     }
 }

void Led3_On_or_Off(int flag)
{
 
 int temp;
 if(flag ==TRUE)    //led1 on
    {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<12);
     temp = rGPFDAT;
     rGPFDAT = temp&(0<<6);
     }
     else			//led1 off
     {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<12);
     temp = rGPFDAT;
     rGPFDAT = temp|(1<<6);
     }
 }

void Led4_On_or_Off(int flag)
{
 
 int temp;
 if(flag ==TRUE)    //led1 on
    {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<14);
     temp = rGPFDAT;
     rGPFDAT = temp&(0<<7);
     }
     else			//led1 off
     {
     //set GPF4
     temp = rGPFCON;
     rGPFCON = temp |(1<<14);
     temp = rGPFDAT;
     rGPFDAT = temp|(1<<7);
     }
 }