118 lines
3.2 KiB
C
118 lines
3.2 KiB
C
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/**************************************************************************//**
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* @file ecap.c
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* @version V3.00
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* @brief Enhanced Input Capture Timer (ECAP) driver source file
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*
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* @copyright (C) 2016 Nuvoton Technology Corp. All rights reserved.
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*****************************************************************************/
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#include "NuMicro.h"
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/** @addtogroup Standard_Driver Standard Driver
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@{
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*/
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/** @addtogroup ECAP_Driver ECAP Driver
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@{
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*/
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/** @addtogroup ECAP_EXPORTED_FUNCTIONS ECAP Exported Functions
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@{
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*/
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/**
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* @brief Enable ECAP function
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* @param[in] ecap The pointer of the specified ECAP module.
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* @param[in] u32FuncMask Input capture function select
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* - \ref ECAP_DISABLE_COMPARE
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* - \ref ECAP_COMPARE_FUNCTION
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* @return None
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* @details This macro enable input capture function and select compare and reload function.
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*/
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void ECAP_Open(ECAP_T* ecap, uint32_t u32FuncMask)
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{
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/* Clear Input capture mode*/
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ecap->CTL0 = ecap->CTL0 & ~(ECAP_CTL0_CMPEN_Msk);
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/* Enable Input Capture and set mode */
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ecap->CTL0 |= ECAP_CTL0_CAPEN_Msk | (u32FuncMask);
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}
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/**
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* @brief Disable ECAP function
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* @param[in] ecap The pointer of the specified ECAP module.
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* @return None
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* @details This macro disable input capture function.
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*/
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void ECAP_Close(ECAP_T* ecap)
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{
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/* Disable Input Capture*/
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ecap->CTL0 &= ~ECAP_CTL0_CAPEN_Msk;
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}
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/**
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* @brief This macro is used to enable input channel interrupt
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* @param[in] ecap Specify ECAP port
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* @param[in] u32Mask The input channel Mask
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* - \ref ECAP_CTL0_CAPIEN0_Msk
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* - \ref ECAP_CTL0_CAPIEN1_Msk
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* - \ref ECAP_CTL0_CAPIEN2_Msk
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* - \ref ECAP_CTL0_OVIEN_Msk
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* - \ref ECAP_CTL0_CMPIEN_Msk
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* @return None
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* @details This macro will enable the input channel_n interrupt.
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*/
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void ECAP_EnableINT(ECAP_T* ecap, uint32_t u32Mask)
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{
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/* Enable input channel interrupt */
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ecap->CTL0 |= (u32Mask);
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/* Enable NVIC ECAP IRQ */
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if(ecap == (ECAP_T*)ECAP0)
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{
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NVIC_EnableIRQ((IRQn_Type)ECAP0_IRQn);
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}
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else
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{
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NVIC_EnableIRQ((IRQn_Type)ECAP1_IRQn);
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}
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}
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/**
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* @brief This macro is used to disable input channel interrupt
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* @param[in] ecap Specify ECAP port
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* @param[in] u32Mask The input channel number
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* - \ref ECAP_CTL0_CAPIEN0_Msk
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* - \ref ECAP_CTL0_CAPIEN1_Msk
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* - \ref ECAP_CTL0_CAPIEN2_Msk
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* - \ref ECAP_CTL0_OVIEN_Msk
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* - \ref ECAP_CTL0_CMPIEN_Msk
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* @return None
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* @details This macro will disable the input channel_n interrupt.
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*/
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void ECAP_DisableINT(ECAP_T* ecap, uint32_t u32Mask)
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{
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/* Disable input channel interrupt */
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ecap->CTL0 &= ~(u32Mask);
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/* Disable NVIC ECAP IRQ */
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if(ecap == (ECAP_T*)ECAP0)
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{
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NVIC_DisableIRQ((IRQn_Type)ECAP0_IRQn);
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}
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else
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{
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NVIC_DisableIRQ((IRQn_Type)ECAP1_IRQn);
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}
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}
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/*@}*/ /* end of group ECAP_EXPORTED_FUNCTIONS */
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/*@}*/ /* end of group ECAP_Driver */
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/*@}*/ /* end of group Standard_Driver */
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/*** (C) COPYRIGHT 2016 Nuvoton Technology Corp. ***/
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