main.c

uc/fs文件系统

#include <stdio.h>
#include <string.h>
#include "conreg.h"
#include "timer.h"
#include "uart.h"
#include "led.h"
#include "includes.h"   
#include "16C550.h"   


  
extern int Interrupt_Init(void);
extern void PIO_Initialize(void);
extern void PIO_Set_High(uint pio);
extern void PIO_Set_Low(uint pio);
extern uint PIO_Read(uint pio);

#define	STACKSIZE	256 
#define IRQ_VECTOR_OFFSET	(0x18)

unsigned int Stack1[STACKSIZE];
unsigned int Stack2[STACKSIZE];
unsigned long MS_TIMER;

void Task1(void *i)
{
    	
    for (;;)
    {
        Uart_Printf("Task1 running.\r\n");
              
       
        LED_Blink(1);
        LED_Blink(3);
        OSTimeDly(5);
   }
}

void Task2(void *i)
{
    uint8 j=0;

    
    for (;;)
    {
        j++;
        Uart_Printf("Task2 running.\r\n");
         
        LED_Blink(2);
        LED_Blink(4);
        if(j==5)
        {
         OSTaskSuspend(5);
         Uart_Printf("\rTask1 Suspend.\n");
         LED_Off(1);
         LED_Off(3);
        }
        if(j==11)
        {
         OSTaskResume(5);
         Uart_Printf("\rTask1 Resume.\n");
        }
         if(j==17)
        {
         OSTaskDel(5);
         LED_Off(1);
         LED_Off(3);
         Uart_Printf("\rTask1 Delete.\n");
        }
        OSTimeDly(5);

    }
}

void delay(int ms)
{
	unsigned long	t0;
	t0 = MS_TIMER;
	while (MS_TIMER < (t0 + ms))
		/* do nothing */;
}


int main(void)
{ 
   unsigned long  i;
   unsigned long  MS_TIMER;
   
   Interrupt_Init();
   clock_init();      
   UART_Initialize(0);
  
   //UART16C550_Init();      
   PIO_Initialize(); 
   
   while(1)
   {  
	   PIO_Set_Low(16);
	   for(i=0; i<90000;i++);
	   PIO_Set_Low(17);
	   for(i=0; i<90000;i++);
	   PIO_Set_Low(18);
	   for(i=0; i<90000;i++);  
	   PIO_Set_High(18);
	   for(i=0; i<90000;i++);
	   PIO_Set_High(17);
	   for(i=0; i<90000;i++);
	   PIO_Set_High(16);
	   for(i=0; i<90000;i++);
   } 
   
}