test2.c

ICCAVR下的uCOS mega8程序

#define Test1_GLOBALS
#include "includes.h"

//******************************************************************************
// Constants
#define TaskStartPrio	10		// Task-Prioritaeten
//*****************************************************************************
// Variablen
INT8U    display[5];
INT8U    h,m,s,state;
OS_STK	Task1Stack[OS_TASK_DEF_STK_SIZE];		// startup task stack
OS_STK	Task2Stack[OS_TASK_DEF_STK_SIZE];
//ICC-AVR application builder : 2003-12-28 21:52:56
// Target : M8
// Crystal: 8.0000Mhz

#include <iom16v.h>
#include <macros.h>
#include <stdio.h>


//*****************************************************************************
// Prototypes

//*****************************************************************************
//			TickISR
//*****************************************************************************
// Init Timer/Counter2 fuer Takterzeugung
void TC2_Init (void){	
	/* Only uses TIMER2 overflow for tick interrupt. Timer compare
     * can also be used.
     */
	TIMSK &= ~(BIT(TOIE2)/* | BIT(OCIE2) */);	//disable TC2 interrupts
	TCCR2 = 0x00;		// interner Takt, /1024
	TCNT2 = 0; 	// Counter ruecksetzen, 2ms @ 8MHz
    TCCR2 = 0x04;   // 64
	// OCR2 = 180;			// OutputCompareRegister
	TIMSK |= BIT(TOIE2);	// enable OVF-interrupt
	                                                                                                                                //TIMSK |= OCIE2;		// enable COMP-interrupt
	
    SEI();	// enable global interrupt     
}

//*****************************************************************************
// Interrupt Timer/Counter0 Overflow
// OVF_Takt:  4MHz / 1024 / 39 = 10ms
#pragma interrupt_handler OSTickISR:5

void Task1(void *pdata);
void Task2(void *pdata);

//*****************************************************************************
// Start
void main(void){	
	OSInit();		// OS init
	Uart_init();
	//Prints("ATmega8 uc/os-II Test!");
	//Putchar(0x0d);
	//Putchar(0x0a);
	
	OSTaskCreate(Task1,	(void *)0, &Task1Stack[OS_TASK_DEF_STK_SIZE-1],	7);
	
	OSTaskCreate(Task2,	(void *)0, &Task2Stack[OS_TASK_DEF_STK_SIZE-1],	8); 
	// init und start tick
    TC2_Init();			// Timer/Counter#2 Overflow and Comp init   
    OSStart();		// start multitasking
}

//*****************************************************************************
void Task1(void *data){
	for (;;){
		//Prints("ATmega16_UCOS_ii");
		Putchar(0x80);
		OSTimeDly (100);
	}
}
void Task2(void *data){
    data = data;
	OSTimeDly(5);
	for (;;){
		//Prints("Test_OK!");
		Putchar(0x20);
		OSTimeDly (500);
	}
}