/**
* @brief Time init
*
* @param None
*
* @return None
*
* @details Init Timer IP
*/
void Timer0_Timer1_Timer2_Init(void)
{
SET_TMR0_CLKSRC(CLK_TMR0_HCLK); //Timer0 CLK = 22MHz
SET_TMR2_CLKSRC(CLK_TMR2_HCLK); //Timer1 CLK = 22MHz
APBCLK_ENABLE(CLK_TMR0 | CLK_TMR1 | CLK_TMR2) ; //Enable T0&T1 CLK
/* Set MFP pin */
GPIO_TMR0(); //PB8 = T0 toggle output
GPIO_T2EX(); //PB2 = T2EX capture input
GPIO_TMR1(); //PB9 = TM1 counter input
////Timer0 configure. Toggle PIN64:PB8_TM0 every 10ms ///////////////////////////////////////////
DrvTIMER_Init(TIMER0, 21/*prescale*/, 10000/*TCMPR*/, TIM_MODE_TOGGLE);
DrvTIMER_EnableInt(TIMER0, TIM_INT_EN);
TIM_ENABLE(TIMER0);
//Timer1 configure. Count pulse from PIN32:PB9_TM1.//////////////////////////////////
DrvTIMER_Init(TIMER1, 0/*prescale*/, 10/*TCMPR*/, TIM_MODE_PERIODIC);
TIM_COUNT_MODE_ENABLE(TIMER1) ; //count mode
TIM_COUNT_DEBOUNCE_ENABLE(TIMER1) ; //Enable count de-bounce
TIM_UPDATA_TDR_ENABLE(TIMER1) ;
DrvTIMER_EnableInt(TIMER1, TIM_INT_EN);
TIM_ENABLE(TIMER1) ;
////Timer2 configure. Capture edge from PIN23:PB2_T2EX ////////////////////////////////
DrvTIMER_Init(TIMER2, 22/*prescale*/, 10000/*TCMPR*/, TIM_MODE_CONTINUOUS);
TIM_CAPTURE_DEBOUNCE_ENABLE(TIMER2) ;
TIM_SET_CAP_EDGE_MODE(TIMER2,TIM_CAPTURE_EDGE); //capture rise and fall edge.
TIM_CAPTURE_ENABLE(TIMER2) ;
DrvTIMER_EnableInt(TIMER2, TIM_TEX_INT_EN);
TIM_ENABLE(TIMER2);
}
/*----------------------------------------------------------------------------------------
函数名: TimerInit
参数:
None
返回值:
None
描述:
初始化定时器，并创建第一个虚拟定时器：1s为周期
----------------------------------------------------------------------------------------*/
void TimerInit(void)
{
DrvTIMER_Init();
DrvTIMER_Open(TMR1, 1000, PERIODIC_MODE);
DrvTIMER_SetTimerEvent(TMR1,1000, (TIMER_CALLBACK)TMRCBForSysTick,0);
DrvTIMER_EnableInt(TMR1);
DrvTIMER_Ioctl(TMR1, TIMER_IOC_START_COUNT, 0);
}
void TIMER_Configuration()
{
DrvTIMER_Init();
DrvSYS_SelectIPClockSource(E_SYS_TMR0_CLKSRC,0);
DrvTIMER_Open(E_TMR0,5,E_PERIODIC_MODE);
DrvTIMER_SetTimerEvent(E_TMR0,1,(TIMER_CALLBACK) Timer0_Callback,0);
DrvTIMER_EnableInt(E_TMR0);
DrvTIMER_Start(E_TMR0);
}
/*************************************************************************//**
* @brief Delay 1 second exactly with timer.
* @param None
* @return None
*****************************************************************************/
void Delay1Sec(void)
{
UNLOCKREG();
SYSCLK->PWRCON.XTL12M_EN = 1;
/* Waiting for 12M Xtal stable */
while (DrvSYS_GetChipClockSourceStatus(E_SYS_XTL12M) != 1);
/*Configure gpio p3.6 as OUTPUT for led*/
DrvGPIO_Open(E_PORT3, E_PIN6, E_IO_OUTPUT);
/* Example code */
DrvTIMER_Init();
DrvTIMER_Open(E_TMR0, 1000, E_PERIODIC_MODE);
DrvTIMER_EnableInt(E_TMR0);
DrvTIMER_Start(E_TMR0); /* Start counting */
while (1)
{
DrvGPIO_SetBit(E_PORT3, E_PIN6);
DrvTIMER_Delay(E_TMR0, 1000); /*Delay 1000/1000 Sec*/
DrvGPIO_ClrBit(E_PORT3, E_PIN6);
DrvTIMER_Delay(E_TMR0, 1000);
}
}
