LOOK菜鸟yield应用例程

#ifndef __LOOK_YIELD_H

#define __LOOK_YIELD_H

#include "look_config.h"

#include <look.h>

#include <instantiate>

// 任务类 task_LOOK_YIELD1_t 的定义

class task_LOOK_YIELD1_t : public task_t {

public:

 task_LOOK_YIELD1_t() __OPT_ATTR__; // 构造函数

 

protected:

 void routine();  // 任务例程

private:

};

// 任务类 LOOK_YIELD1 的构造函数

__OPT_INLINE__ task_LOOK_YIELD1_t::task_LOOK_YIELD1_t()

{

 // TODO: 在此初始化 task_LOOK_YIELD1_t 的类成员

}

// 任务类 task_LOOK_YIELD1_t 的定义

class task_LOOK_YIELD_t : public task_t {

public:

 task_LOOK_YIELD_t() __OPT_ATTR__; // 构造函数

protected:

 void routine();  // 任务例程

private:

};

// 任务类 LOOK_YIELD 的构造函数

__OPT_INLINE__ task_LOOK_YIELD_t::task_LOOK_YIELD_t()

{

 // TODO: 在此初始化 task_LOOK_YIELD_t 的类成员

}

// 任务类 task_LOOK_YIELD2_t 的定义

class task_LOOK_YIELD2_t : public task_t {

public:

 task_LOOK_YIELD2_t() __OPT_ATTR__; // 构造函数

 

protected:

 void routine();  // 任务例程

private:

};

// 任务类 LOOK_YIELD2 的构造函数

__OPT_INLINE__ task_LOOK_YIELD2_t::task_LOOK_YIELD2_t()

{

 // TODO: 在此初始化 task_LOOK_YIELD2_t 的类成员

}

extern instantiate::task<task_LOOK_YIELD1_t, LOOK_STACK_SIZE> task_LOOK_YIELD1;

extern instantiate::task<task_LOOK_YIELD2_t, LOOK_STACK_SIZE> task_LOOK_YIELD2;

#endif // __LOOK_YIELD_H

 

#include "LOOK_YIELD.h"

#include "NUC1xx.h"

#include "NUC1xxM051Seriescfg.h"

// 任务类 task_LOOK_YIELD1_t 的例程

void task_LOOK_YIELD1_t::routine()

{

 // TODO: 在此编写 task_LOOK_YIELD1_t 例程的内容

 while (true) {

  // TODO: 在此编写 task_LOOK_YIELD1_t 例程的内容

  GPIOAs.DMASK.Regs = ~0b100000;//只控制GPA5即LED4

  for (unsigned int i = 0; i < 0x88888; i++) asm volatile("nop");//独占CPU

  GPIOAs.DOUT.Bits.Pin5 ^= 1;//LED4闪烁

  scheduler.yield();//让出CPU资源,任务主动切换交出控制权给task_LOOK_YIELD2_t

 }

}

// 任务类 task_LOOK_YIELD2_t 的例程

void task_LOOK_YIELD2_t::routine()

{

 // TODO: 在此编写 task_LOOK_YIELD2_t 例程的内容

 unsigned int count = 0;

 while (true) {

  // TODO: 在此编写 task_LOOK_YIELD2_t 例程的内容

  for (unsigned int i = 0; i < 3; i++) {//LED1~LED3组成跑马灯

   GPIOAs.DMASK.Regs = ~0b011100;//只控制GPA2~GPA4即LED1~LED3

   for (unsigned int j = 0; j < 0x48888; j++) asm volatile("nop");//独占CPU

   GPIOAs.DOUT.Regs = (count << 2) ^ 0b011100;

   count++;

  }

  scheduler.yield();//让出CPU资源,任务主动切换交出控制权给task_LOOK_YIELD1_t

 }

}

#ifdef LOOK_SCHEDULING_PRIORITY

instantiate::task<task_LOOK_YIELD1_t, LOOK_STACK_SIZE> task_LOOK_YIELD1(0);

instantiate::task<task_LOOK_YIELD2_t, LOOK_STACK_SIZE> task_LOOK_YIELD2(0);

#else

instantiate::task<task_LOOK_YIELD1_t, LOOK_STACK_SIZE> task_LOOK_YIELD1;

instantiate::task<task_LOOK_YIELD2_t, LOOK_STACK_SIZE> task_LOOK_YIELD2;

#endif