/**************************************************************************//** * @file wwdt.c * @version V1.00 * $Revision: 6 $ * $Date: 14/10/02 7:19p $ * @brief NUC472/NUC442 WWDT driver source file * * @note * Copyright (C) 2013 Nuvoton Technology Corp. All rights reserved. *****************************************************************************/ #include "NUC472_442.h" /** @addtogroup NUC472_442_Device_Driver NUC472/NUC442 Device Driver @{ */ /** @addtogroup NUC472_442_WWDT_Driver WWDT Driver @{ */ /** @addtogroup NUC472_442_WWDT_EXPORTED_FUNCTIONS WWDT Exported Functions @{ */ /** * @brief This function make WWDT module start counting with different counter period and compared window value * @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 Window compared value. Valid values are between 0x0 to 0x3F * @param[in] u32EnableInt Enable WWDT interrupt or not. Valid values are \ref TRUE and \ref FALSE * @return None * @note Application can call this function can 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)| WWDT_CTL_WWDTEN_Msk | (u32EnableInt ? WWDT_CTL_INTEN_Msk : 0); return; } /*@}*/ /* end of group NUC472_442_WWDT_EXPORTED_FUNCTIONS */ /*@}*/ /* end of group NUC472_442_WWDT_Driver */ /*@}*/ /* end of group NUC472_442_Device_Driver */ /*** (C) COPYRIGHT 2013 Nuvoton Technology Corp. ***/