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72 lines
2.7 KiB
C
72 lines
2.7 KiB
C
/**************************************************************************//**
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* @file wdt.c
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* @version V3.00
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* $Revision: 5 $
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* $Date: 15/08/11 10:26a $
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* @brief M451 series WDT driver source file
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*
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* @note
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* Copyright (C) 2013~2015 Nuvoton Technology Corp. All rights reserved.
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*****************************************************************************/
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#include "M451Series.h"
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/** @addtogroup Standard_Driver Standard Driver
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@{
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*/
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/** @addtogroup WDT_Driver WDT Driver
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@{
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*/
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/** @addtogroup WDT_EXPORTED_FUNCTIONS WDT Exported Functions
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@{
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*/
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/**
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* @brief Initialize WDT and start counting
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*
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* @param[in] u32TimeoutInterval Time-out interval period of WDT module. Valid values are:
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* - \ref WDT_TIMEOUT_2POW4
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* - \ref WDT_TIMEOUT_2POW6
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* - \ref WDT_TIMEOUT_2POW8
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* - \ref WDT_TIMEOUT_2POW10
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* - \ref WDT_TIMEOUT_2POW12
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* - \ref WDT_TIMEOUT_2POW14
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* - \ref WDT_TIMEOUT_2POW16
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* - \ref WDT_TIMEOUT_2POW18
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* @param[in] u32ResetDelay Configure WDT time-out reset delay period. Valid values are:
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* - \ref WDT_RESET_DELAY_1026CLK
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* - \ref WDT_RESET_DELAY_130CLK
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* - \ref WDT_RESET_DELAY_18CLK
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* - \ref WDT_RESET_DELAY_3CLK
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* @param[in] u32EnableReset Enable WDT time-out reset system function. Valid values are TRUE and FALSE.
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* @param[in] u32EnableWakeup Enable WDT time-out wake-up system function. Valid values are TRUE and FALSE.
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*
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* @return None
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*
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* @details This function makes WDT module start counting with different time-out interval, reset delay period and choose to \n
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* enable or disable WDT time-out reset system or wake-up system.
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* @note Please make sure that Register Write-Protection Function has been disabled before using this function.
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*/
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void WDT_Open(uint32_t u32TimeoutInterval,
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uint32_t u32ResetDelay,
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uint32_t u32EnableReset,
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uint32_t u32EnableWakeup)
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{
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WDT->ALTCTL = u32ResetDelay;
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WDT->CTL = u32TimeoutInterval | WDT_CTL_WDTEN_Msk |
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(u32EnableReset << WDT_CTL_RSTEN_Pos) |
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(u32EnableWakeup << WDT_CTL_WKEN_Pos);
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return;
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}
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/*@}*/ /* end of group WDT_EXPORTED_FUNCTIONS */
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/*@}*/ /* end of group WDT_Driver */
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/*@}*/ /* end of group Standard_Driver */
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/*** (C) COPYRIGHT 2013~2015 Nuvoton Technology Corp. ***/
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