ucosii移植到stm32f103上，单步跑和连续跑结果不一样，求大家帮忙分析

只看该作者 · 2014-2-27 12:04

代码：
S_EVENT *MmiMsgMbox;

uint8_t  err1;
uint8_t led_status = 0;
uint32_t value;
uint32_t *number;
uint32_t FeedValue;

void task1(void *pdata)
{

pdata=pdata;

for(;;)
{
LED_Off(LED_GPIO_PORT_B,LED_HL4_PIN);
// EXT485_Transmit_CMD(ENABLE);
// USART_PutChar( EXT485_USART,  0xAA);
// EXT485_Transmit_CMD(DISABLE);
//uint8_t ReData[]={0xAA,0x55,0x01,0x00,0xff,0xff,0xff,0xff,0x02};
FeedValue=0xAA;
OSMboxPost(MmiMsgMbox,&FeedValue);
OSTimeDlyHMSM(0,0,0,600);
}
}

void task2(void *pdata)
{

pdata=pdata;
  for(;;)
{
number = OSMboxPend(MmiMsgMbox,10,&err1);
if(number == 0)
{}
else
{
value = *number;
if(value == 0xAA)
LED_On(LED_GPIO_PORT_B,LED_HL4_PIN);
}
OSTimeDlyHMSM(0,0,0,600);
}
}

int main(void)
{

    Target_Init(); /* Ä¿±ê»ù±¾³õÊ¼»¯ */

OSInit();         /* ³õÊ¼»¯OS    */

Tmr_TickInit(); /* ³õÊ¼»¯OS Tick  */

   init_task_core();

//    OSTaskCreateExt(init_task_core, (void *)0, (OS_STK *)&InitTaskStk[OS_INIT_TASK_STACK_SIZE - 1],
// OS_TASK_INIT_PRIO,
// OS_TASK_INIT_PRIO,
// (OS_STK *)&InitTaskStk[0],
// OS_INIT_TASK_STACK_SIZE,
// (void *)0,
// OS_TASK_OPT_STK_CHK | OS_TASK_OPT_STK_CLR);

OSStart(); /* Æô¶¯¶àÈÎÎñ»·¾³ */

   return(0);
}

static void init_task_core(void)
{

//pdata = pdata;    /* ·ÀÖ¹±àÒëÆ÷¾¯¸æ*/

application_init();
//create_os_semphore(); /* ´´½¨Ó¦ÓÃÖÐµÄ´ó¶àÊýÐÅºÅÁ¿*/

create_os_mailbox(); /* ´´½¨Ó¦ÓÃÖÐµÄ´ó¶àÊýÓÊÏäÏûÏ¢*/

create_os_task();
}

static void  application_init (void)
{
//UART_onfiguration();
LED_GPIO_Init();
LED_Off(LED_GPIO_PORT_B,LED_GREEN_PIN|LED_HL4_PIN | LED_HL3_PIN);
ADC_GPIO_Configuration();
DMA_Config();
TIM1_Configuration();
ADC1_config();
}

void create_os_mailbox(void)
{
/* ÏûÏ¢ÓÊÏä´´½¨ */
mmi_create_msg_mbox();
}

void create_os_task(void)
{
   OSTaskCreate(task1, (void *)0, (OS_STK *)&commuTaskStk[OS_485_TASK_STACK_SIZE-1],OS_485_TASK_PRIO);
OSTaskCreate(task2, (void *)0, (OS_STK *)&LEDTaskStk[0],OS_LED_TASK_PRIO);

}

void mmi_create_msg_mbox(void)
{
MmiMsgMbox = OSMboxCreate((void*)0);
}

单步跑LED会出现亮灭，但是连续跑就一直亮，停下时候在OS_EXIT_CRITICAL里面的    STRB R2, [R1]这里，大家帮忙讲解下，谢谢!