44btest.c

基于ARM7的44B0开发板的IIC测试程序

#include <string.h>
#include "..\inc\44b.h"
#include "..\inc\44blib.h"
#include "..\inc\option.h"
#include "..\inc\def.h"
#include "..\inc\iic.h"

void Isr_Init(void);

//****************************************************************
// *		  S3C44B0X developer's notes			*  
// ****************************************************************

void Main(void)
{
    Isr_Init();
    Uart_Init(0,115200);
    Uart_Select(0);
    Delay(0);  //calibrate Delay()
    Delay(5000);
     
    while(1)
    {
    char aa;
    Uart_Printf("\n\n********************************************************************");
    Uart_Printf("\n\n\n           欢迎使用恒丰锐科S3C44B0 IIC 测试程序(2007)\n\n");
    Uart_Printf("\n*-----------------Begin to Start IIC test,OK? (Y/N)-----------------*");
  	Uart_Printf("\n");
    Uart_Printf("\nEnter the 'Y' or 'y' to test:\n");
    Led_Display(0x0);
    aa= Uart_Getch();   
	if((aa=='Y')||(aa=='y'))
	  {
	      Uart_Printf("\n");
	   
	      (void (*)(void))Test_Iic();
	    
       }
    }
}

void Isr_Init(void)
{
    U32 i;
   
    for(i=_RAM_STARTADDRESS;i<(_RAM_STARTADDRESS+0x20);i+=4)
    {
	  *((volatile unsigned *)i)=0xEA000000+0x1FFE;
    }
  
    rINTCON=0x5;	  // Non-vectored,IRQ enable,FIQ disable    
    rINTMOD=0x0;	  // All=IRQ mode
    rINTMSK|=BIT_GLOBAL|BIT_EINT4567;	  // All interrupt is masked.
}