void OSTimeTick (void)
{
#if ((OS_CFG_TASK_TICK_EN == DEF_ENABLED) || (OS_CFG_TMR_EN == DEF_ENABLED))
OS_ERR err;
#endif
if (OSRunning != OS_STATE_OS_RUNNING) {
return;
}
OSTimeTickHook(); /* Call user definable hook */
#if (OS_CFG_TASK_TICK_EN == DEF_ENABLED)
(void)OSTaskSemPost(&OSTickTaskTCB, /* Signal tick task */
OS_OPT_POST_NONE,
&err);
#if (OS_CFG_SCHED_ROUND_ROBIN_EN == DEF_ENABLED)
OS_SchedRoundRobin(&OSRdyList[OSPrioCur]);
#endif
#if (OS_CFG_TMR_EN == DEF_ENABLED)
OSTmrUpdateCtr--;
if (OSTmrUpdateCtr == 0u) {
OSTmrUpdateCtr = OSTmrUpdateCnt;
(void)OSTaskSemPost(&OSTmrTaskTCB, /* Signal timer task */
OS_OPT_POST_NONE,
&err);
}
#endif
#endif
}
void onRecvTimeout(void)
{
OS_ERR err;
OSTaskSemPost(&USART_Echo_TCB,
OS_OPT_POST_NONE,
&err);
}
//USART2接收DMA中断处理函数
void DMA1_Channel6_IRQHandler(void)
{
OSIntEnter();
if(DMA_GetITStatus(DMA1_IT_TC6)!=RESET) //如果该DMA通道发生中断请求
{
OS_ERR err;
DMA_Cmd(DMA1_Channel6,DISABLE); //关闭DMA1_Channel6
DMA_ClearITPendingBit(DMA1_IT_TC6); //清除DMA的中断标志
if(U2R_BufferNum==1)
{
DMA1_Channel6->CMAR=(u32)USART2_Rx_Buffer2; //将缓冲区的地址改为2号
U2R_BufferNum=2;
U2R_Buf1_Ok=true; //将1号缓存区标志位置为1，表示已满可读
}
else
{
DMA1_Channel6->CMAR=(u32)USART2_Rx_Buffer1; //将缓冲区的地址改为1号
U2R_BufferNum=1;
U2R_Buf2_Ok=true; //将2号缓存区标志位置为1，表示已满可读
}
OSTaskSemPost(&ZPH01_Task_TCB,OS_OPT_POST_NONE,&err);//释放任务信号量
USART_ITConfig(USART2,USART_IT_RXNE,ENABLE); //使能串口2的接收中断
}
OSIntExit();
}
void USART2_IRQHandler(void)
{
OS_ERR err;
OSIntEnter();
if(USART_GetITStatus(USART2, USART_IT_RXNE) != RESET)
{
/* Read one byte from the receive data register */
/*使能串口2的发送和接收中断*/
RxBuffer2[RxCounter2++] = USART_ReceiveData(USART2);
USART_ClearITPendingBit(USART2, USART_IT_RXNE);
if (RxBuffer2[RxCounter2-1]=='$')
{
RxCounter = 0;
}
if (RxCounter<6)
{
RxBuffer[RxCounter++] =RxBuffer2[RxCounter2-1];
}
if (RxCounter2 == NbrOfDataToRead2)
{
RxCounter2 = NbrOfDataToRead2;
RxCounter = 0;
USART_ITConfig(USART2, USART_IT_RXNE, DISABLE);
OSTaskSemPost((OS_TCB *)&task2TCB, //这个是向系统软件定时任务//发送信号
(OS_OPT ) OS_OPT_POST_NONE,
(OS_ERR *)&err);
} else
if (RxBuffer2[RxCounter2-2]=='\r' && RxBuffer2[RxCounter2-1]=='\n')
{
if ( RxBuffer[0]=='$' && RxBuffer[1]=='G' && RxBuffer[2]=='P'
&& RxBuffer[3]=='R' && RxBuffer[4]=='M' && RxBuffer[5]=='C')
{
RxCounter = 0;
RxCounter2 = NbrOfDataToRead2;
USART_ITConfig(USART2, USART_IT_RXNE, DISABLE);
OSTaskSemPost((OS_TCB *)&task2TCB, //这个是向系统软件定时任务//发送信号
(OS_OPT ) OS_OPT_POST_NONE,
(OS_ERR *)&err);
} else
{
RxCounter = 0;
}
}
}
OSIntExit();
}
void OSTimeTick (void)
{
OS_ERR err;
#if OS_CFG_ISR_POST_DEFERRED_EN > 0u
CPU_TS ts;
#endif
OSTimeTickHook(); /* Call user definable hook */
#if OS_CFG_ISR_POST_DEFERRED_EN > 0u
ts = OS_TS_GET(); /* Get timestamp */
OS_IntQPost((OS_OBJ_TYPE) OS_OBJ_TYPE_TICK, /* Post to ISR queue */
(void *)&OSRdyList[OSPrioCur],
(void *) 0,
(OS_MSG_SIZE) 0u,
(OS_FLAGS ) 0u,
(OS_OPT ) 0u,
(CPU_TS ) ts,
(OS_ERR *)&err);
#else
(void)OSTaskSemPost((OS_TCB *)&OSTickTaskTCB, /* Signal tick task */
(OS_OPT ) OS_OPT_POST_NONE,
(OS_ERR *)&err);
#if OS_CFG_SCHED_ROUND_ROBIN_EN > 0u
OS_SchedRoundRobin(&OSRdyList[OSPrioCur]);
#endif
#if OS_CFG_TMR_EN > 0u
OSTmrUpdateCtr--;
if (OSTmrUpdateCtr == (OS_CTR)0u) {
OSTmrUpdateCtr = OSTmrUpdateCnt;
OSTaskSemPost((OS_TCB *)&OSTmrTaskTCB, /* Signal timer task */
(OS_OPT ) OS_OPT_POST_NONE,
(OS_ERR *)&err);
}
#endif
#endif
}
void OSTimeDynTick (OS_TICK ticks)
{
OS_ERR err;
CPU_SR_ALLOC();
if (OSRunning != OS_STATE_OS_RUNNING) {
return;
}
OSTimeTickHook();
CPU_CRITICAL_ENTER();
OSTickCtrPend += ticks;
CPU_CRITICAL_EXIT();
(void)OSTaskSemPost(&OSTickTaskTCB, /* Signal tick task */
OS_OPT_POST_NONE,
&err);
}
