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/**************************************************************************//**
* @file wwdt.c
* @version V3.00
* $Revision: 3 $
* $Date: 18/04/03 5:38p $
* @brief M031 series Window Watchdog Timer(WWDT) driver source file
*
* @note
* SPDX-License-Identifier: Apache-2.0
* Copyright (C) 2018 Nuvoton Technology Corp. All rights reserved.
*****************************************************************************/
#include "NuMicro.h"
/** @addtogroup Standard_Driver Standard Driver
@{
*/
/** @addtogroup WWDT_Driver WWDT Driver
@{
*/
/** @addtogroup WWDT_EXPORTED_FUNCTIONS WWDT Exported Functions
@{
*/
/**
* @brief Open WWDT function to start counting
*
* @param[in] u32PreScale Prescale period for the WWDT counter period. Valid values are:
* - \ref WWDT_PRESCALER_1
* - \ref WWDT_PRESCALER_2
* - \ref WWDT_PRESCALER_4
* - \ref WWDT_PRESCALER_8
* - \ref WWDT_PRESCALER_16
* - \ref WWDT_PRESCALER_32
* - \ref WWDT_PRESCALER_64
* - \ref WWDT_PRESCALER_128
* - \ref WWDT_PRESCALER_192
* - \ref WWDT_PRESCALER_256
* - \ref WWDT_PRESCALER_384
* - \ref WWDT_PRESCALER_512
* - \ref WWDT_PRESCALER_768
* - \ref WWDT_PRESCALER_1024
* - \ref WWDT_PRESCALER_1536
* - \ref WWDT_PRESCALER_2048
* @param[in] u32CmpValue Setting the window compared value. Valid values are between 0x0 to 0x3F.
* @param[in] u32EnableInt Enable WWDT interrupt function. Valid values are TRUE and FALSE.
*
* @return None
*
* @details This function make WWDT module start counting with different counter period and compared window value.
* @note Application can call this function only once after boot up.
*/
void WWDT_Open(uint32_t u32PreScale,
uint32_t u32CmpValue,
uint32_t u32EnableInt)
{
WWDT->CTL = u32PreScale |
(u32CmpValue << WWDT_CTL_CMPDAT_Pos) |
((u32EnableInt == TRUE) ? WWDT_CTL_INTEN_Msk : 0U) |
WWDT_CTL_WWDTEN_Msk;
return;
}
/*@}*/ /* end of group WWDT_EXPORTED_FUNCTIONS */
/*@}*/ /* end of group WWDT_Driver */
/*@}*/ /* end of group Standard_Driver */
/*** (C) COPYRIGHT 2018 Nuvoton Technology Corp. ***/
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