,,,                                                            03/13/2007 21:32:58 PAGE 1
,,OF, OF MODULE CAOZUO
,,h>,.h>
FFFF,,,-----------------------------------------------------------
FFFF,,51,X51 Tiny Real-Time Operating System Version 2.02
,,,8-2002 Keil Elektronik GmbH and Keil Software, Inc.
,,,ed.
FFFF,,,---------------------------------------------------------*/
FFFF,,,Y_H__
FFFF,,,Y_H__
FFFF,,s_wait,os_wait function */
FFFF,,,  0x01              /* Wait for Signal   */
FFFF,,,  0x02              /* Wait for Timeout  */
FFFF,,,  0x80              /* Wait for Interval */
FFFF,,,n values */
FFFF,,,  0xFF              /* Parameter Error */
FFFF,,,  0x08              /* Timeout Event   */
FFFF,,,  0x04              /* Signal  Event   */
FFFF,,,  0x80              /* Ready   Event   */
,,,har os_create_task     (unsigned char task_id);
,,,har os_delete_task     (unsigned char task_id);
,,,har os_wait            (unsigned char typ,
FFFF,,,                        unsigned char ticks,
FFFF,,,                        unsigned int dummy);
,,,har os_wait1           (unsigned char typ);
,,,har os_wait2           (unsigned char typ,
FFFF,,,                        unsigned char ticks);
,,,har os_send_signal     (unsigned char task_id);
,,,har os_clear_signal    (unsigned char task_id);
,,,har isr_send_signal    (unsigned char task_id);
,,,    os_set_ready       (unsigned char task_id);
,,,    isr_set_ready      (unsigned char task_id);
,,,har os_running_task_id (void);
,,,har os_switch_task     (void);
,,,    os_reset_interval  (unsigned char ticks);
,,,
FFFF,,,-----------------------------------------------------------
FFFF,,neric,eneric 80C51 and 80C31 microcontroller.
,,,8-2002 Keil Elektronik GmbH and Keil Software, Inc.
,,,ed.
FFFF,,,                                                             03/13/2007 21:32:58 PAGE 2
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FFFF,,,                                                             03/13/2007 21:32:58 PAGE 3
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,,gned,igned char
,,ned,gned int
,,ned,
,,ned,
,,ned,
,,,;
,,,;
,,,;
,,,k)
,,,k)
0001,,,k)
0001,,,k)
0001,,,);
,,ask_,task_ 0
,,1);,(1);
0001,,2);,(2);
0001,,counter0++;, counter0++;
0002,,light0=0;, light0=0;
0002,,if(switch0==0), if(switch0==0)
0002,,os_send_signal(2);//如果按下，就向任務2發送信號, os_send_signal(2);//如果按下，就向任務2發送信號
0002,,,  os_wait(K_TMO,100,0);//向內核發出讓出處理器的信號，將任務掛起。（處理器這時處理其他
0002,,,                                                //任務了）參數1000是延時的tick數。到延時結束后任務就返回到處于
0002,,,                                                //就緒的狀態并可被內核調度執行了。
0002,,ight2=0;,light2=0;
0002,,,}
,,, _task_ 1
0001,,counter1++;, counter1++;
0002,,light0=1;, light0=1;
0002,,,  os_wait(K_TMO,100,0);
0002,,,}
FFFF,,,                                                             03/13/2007 21:32:58 PAGE 4
,,ask_,task_ 2
,,,);
0001,,os_wait(K_SIG,0,0);//受到信號，該任務由掛起狀態就緒的狀態并可被內核調度執行。, os_wait(K_SIG,0,0);//受到信號，該任務由掛起狀態就緒的狀態并可被內核調度執行。
0002,,counter0++;, counter0++;
0002,,light1=0;, light1=0;
0002,,delay(100);, delay(100);
0002,,light1=1;, light1=1;
0002,,delay(100);, delay(100);
0002,,,}
FFFF,,,                                                             03/13/2007 21:32:58 PAGE 5
,,NING(S),,RNING(S),  0 ERROR(S)