44btest.c

建立两个任务

#include <string.h>
#include "..\inc\option.h"
#include "..\inc\44b.h"
#include "..\inc\44blib.h"
#include "..\inc\def.h"
#include "..\inc\cache.h"
#include "..\inc\lcdlib.h"
#include "..\inc\44blcd.h"
#include "..\inc\plmm.h"
#include "..\inc\plmm1.h"
#include "..\inc\plmm2.h"
#include "..\inc\plm.h"

void Isr_Init(void);
void HaltUndef(void);
void HaltSwi(void);
void HaltPabort(void);      
void HaltDabort(void);

unsigned char *Buf;

void Main(void)
{
    int i;

    rSYSCFG=SYSCFG_8KB;

    Isr_Init();
    Port_Init();
    Uart_Init(0,115200);
    LcdInit();     //to avoid LCD damage.
    Uart_Select(0);
    Delay(0);  //calibrate Delay()
    while(1)
    {
	clrscreen();
	Buf= (unsigned char *)plm;
	displaylcd();
/*	clrscreen();
	Buf= (unsigned char *)plmmB;
	displaylcd();*/
	Led_Display(0xf);
	Delay(4000);
	Led_Display(0x0);
	Delay(4000);
	clrscreen();
	Buf= (unsigned char *)plmmA;
	displaylcd();
	Led_Display(0xf);
	Delay(4000);
	Led_Display(0x0);
	Delay(4000);
	clrscreen();
	Buf= (unsigned char *)plmmBitmap;
	displaylcd();
	Led_Display(0xf);
	Delay(4000);
	Led_Display(0x0);
	Delay(4000);

    }
}

void Isr_Init(void)
{
    U32 i;
    
    pISR_UNDEF=(unsigned)HaltUndef;
    pISR_SWI  =(unsigned)HaltSwi;
    pISR_PABORT=(unsigned)HaltPabort;
    pISR_DABORT=(unsigned)HaltDabort;
    
     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_EINT3;	  // All interrupt is masked.
}

void HaltUndef(void)
{
    Uart_Printf("Undefined instruction exception!!!\n");
    while(1);
}

void HaltSwi(void)
{
    Uart_Printf("SWI exception!!!\n");
    while(1);
}

void HaltPabort(void)
{
    Uart_Printf("Pabort exception!!!\n");
    while(1);
}

void HaltDabort(void)
{
    Uart_Printf("Dabort exception!!!\n");
    while(1);
}