在STM32跑的ucos2程序编译过了，但是指示灯就是不亮
时间：10-02
整理：3721RD
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把ucos一直到Stmcu2上，验证一个多任务的流水灯程序，但是指示灯就是不亮
UCOS的内核是在官网下载对应的
求解释
UCOS的内核是在官网下载对应的
求解释
- int main(void)
- {
- #if (OS_TASK_NAME_EN > 0)
- CPU_INT08U err;
- #endif
- BSP_IntDisAll(); /* Disable all interrupts. */
- OSInit(); /* Initialize "uC/OS-II, The Real-Time Kernel" */
- OSTaskCreateExt((void (*)(void *)) AppTaskStart, /* Create the start task */
- (void *) 0,
- (OS_STK *)&AppTaskStartStk[APP_CFG_TASK_START_STK_SIZE - 1],
- (INT8U ) APP_CFG_TASK_START_PRIO,
- (INT16U ) APP_CFG_TASK_START_PRIO,
- (OS_STK *)&AppTaskStartStk[0],
- (INT32U ) APP_CFG_TASK_START_STK_SIZE,
- (void *) 0,
- (INT16U )(OS_TASK_OPT_STK_CHK | OS_TASK_OPT_STK_CLR));
- #if (OS_TASK_NAME_EN > 0)
- OSTaskNameSet(APP_CFG_TASK_START_PRIO, "Start", &err);
- #endif
- OSStart(); /* Start multitasking (i.e. give control to uC/OS-II) */
- return (1);
- }
- static void AppTaskStart (void *p_arg)
- {
- CPU_INT32U cpu_clk_freq;
- CPU_INT32U cnts;
- (void)p_arg;
- BSP_Init(); /* Initialize BSP functions */
- CPU_Init(); /* Initialize the uC/CPU services */
- cpu_clk_freq = BSP_CPU_ClkFreq(); /* Determine SysTick reference freq. */
- cnts = cpu_clk_freq /* Determine nbr SysTick increments */
- / (CPU_INT32U)OS_TICKS_PER_SEC;
- OS_CPU_SysTickInit(cnts); /* Init uC/OS periodic time src (SysTick). */
- Mem_Init(); /* Initialize memory managment module */
- Math_Init(); /* Initialize mathematical module */
- #if (OS_TASK_STAT_EN > 0)
- OSStatInit(); /* Determine CPU capacity */
- #endif
- APP_TRACE_DBG(("\n\n\r"));
- APP_TRACE_INFO(("Creating Application Events...\n\r"));
- AppEventCreate(); /* Create Application Events */
- APP_TRACE_INFO(("Creating Application Tasks...\n\r"));
- AppTaskCreate(); /* Create application tasks */
- OSTaskCreate( Task0, //任务1
- (void * ) 0, //不带参数
- (OS_STK * )&Task0Stk[128 - 1], //堆栈指针
- (INT8U ) 5 //优先级
- );
-
- OSTaskCreate( Task1, //任务2
- (void * ) 0, //不带参数
- (OS_STK * )&Task1Stk[128 - 1],
- (INT8U ) 6 //优先级
- );
- for(;;)
- {
- BSP_LED_On(2);
- OSTimeDlyHMSM(0, 0, 0, 500); /* Delay for 100 milliseconds */
-
- BSP_LED_Off(2);
- OSTimeDlyHMSM(0, 0, 0, 500); /* Delay for 100 milliseconds */
- }
- }
- void Task0(void *p_arg)
- {
- for(;;)
- {
- BSP_LED_On(3);
- OSTimeDlyHMSM(0, 0, 0, 100); /* Delay for 100 milliseconds */
- BSP_LED_Off(3);
- OSTimeDlyHMSM(0, 0, 0, 100); /* Delay for 100 milliseconds */
- }
- }
- void Task1(void *p_arg)
- {
- for(;;)
- {
- BSP_LED_On(4);
- OSTimeDlyHMSM(0, 0, 0, 200); /* Delay for 100 milliseconds */
- BSP_LED_Off(4);
- OSTimeDlyHMSM(0, 0, 0, 200); /* Delay for 100 milliseconds */
- }
- }
问题解决了没哦?这样的东西，第一步先排除硬件有没问题，如果是买的学习板子一般没问题，其实就是看看软件寄存器是否配置好了。还有像灯闪烁，最好延时1s左右，太短了看不到效果，人眼无法感觉
是硬件配置的问题 刚开始初始化的时候出现了问题 控制LED的管脚并没有被正确的初始化 更改以后就好了