Diff: targets/TARGET_NUVOTON/TARGET_NUC472/device/StdDriver/nuc472_wdt.h

Revision:

149:156823d33999

Parent:

144:ef7eb2e8f9f7

diff -r 21d94c44109e -r 156823d33999 targets/TARGET_NUVOTON/TARGET_NUC472/device/StdDriver/nuc472_wdt.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_NUVOTON/TARGET_NUC472/device/StdDriver/nuc472_wdt.h	Fri Oct 28 11:17:30 2016 +0100
@@ -0,0 +1,162 @@
+/**************************************************************************//**
+ * @file     wdt.h
+ * @version  V1.00
+ * $Revision: 8 $
+ * $Date: 14/05/29 1:13p $
+ * @brief    NUC472/NUC442 WDT driver header file
+ *
+ * @note
+ * Copyright (C) 2013 Nuvoton Technology Corp. All rights reserved.
+ *****************************************************************************/
+#ifndef __WDT_H__
+#define __WDT_H__
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+
+/** @addtogroup NUC472_442_Device_Driver NUC472/NUC442 Device Driver
+  @{
+*/
+
+/** @addtogroup NUC472_442_WDT_Driver WDT Driver
+  @{
+*/
+
+/** @addtogroup NUC472_442_WDT_EXPORTED_CONSTANTS WDT Exported Constants
+  @{
+*/
+#define WDT_TIMEOUT_2POW4           (0UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^4 * WDT clocks  \hideinitializer */
+#define WDT_TIMEOUT_2POW6           (1UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^6 * WDT clocks  \hideinitializer */
+#define WDT_TIMEOUT_2POW8           (2UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^8 * WDT clocks  \hideinitializer */
+#define WDT_TIMEOUT_2POW10          (3UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^10 * WDT clocks  \hideinitializer */
+#define WDT_TIMEOUT_2POW12          (4UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^12 * WDT clocks  \hideinitializer */
+#define WDT_TIMEOUT_2POW14          (5UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^14 * WDT clocks  \hideinitializer */
+#define WDT_TIMEOUT_2POW16          (6UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^16 * WDT clocks  \hideinitializer */
+#define WDT_TIMEOUT_2POW18          (7UL << WDT_CTL_TOUTSEL_Pos) /*!< WDT setting for timeout interval = 2^18 * WDT clocks  \hideinitializer */
+
+#define WDT_RESET_DELAY_3CLK        (3UL << WDT_ALTCTL_RSTDSEL_Pos)    /*!< WDT setting reset delay to 3 WDT clocks  \hideinitializer */
+#define WDT_RESET_DELAY_18CLK       (2UL << WDT_ALTCTL_RSTDSEL_Pos)    /*!< WDT setting reset delay to 18 WDT clocks  \hideinitializer */
+#define WDT_RESET_DELAY_130CLK      (1UL << WDT_ALTCTL_RSTDSEL_Pos)    /*!< WDT setting reset delay to 130 WDT clocks  \hideinitializer */
+#define WDT_RESET_DELAY_1026CLK     (0UL << WDT_ALTCTL_RSTDSEL_Pos)    /*!< WDT setting reset delay to 1026 WDT clocks  \hideinitializer */
+
+/*@}*/ /* end of group NUC472_442_WDT_EXPORTED_CONSTANTS */
+
+
+/** @addtogroup NUC472_442_WDT_EXPORTED_FUNCTIONS WDT Exported Functions
+  @{
+*/
+
+/**
+  * @brief This macro clear WDT time-out reset system flag.
+  * @param None
+  * @return None
+  * \hideinitializer
+  */
+#define WDT_CLEAR_RESET_FLAG()  (WDT->CTL = (WDT->CTL & ~(WDT_CTL_IF_Msk | WDT_CTL_WKF_Msk)) | WDT_CTL_RSTF_Msk)
+
+/**
+  * @brief This macro clear WDT time-out interrupt flag.
+  * @param None
+  * @return None
+  * \hideinitializer
+  */
+#define WDT_CLEAR_TIMEOUT_INT_FLAG() (WDT->CTL = (WDT->CTL & ~(WDT_CTL_RSTF_Msk | WDT_CTL_WKF_Msk)) | WDT_CTL_IF_Msk)
+
+/**
+  * @brief This macro clear WDT time-out wake-up system flag.
+  * @param None
+  * @return None
+  * \hideinitializer
+  */
+#define WDT_CLEAR_TIMEOUT_WAKEUP_FLAG() (WDT->CTL = (WDT->CTL & ~(WDT_CTL_RSTF_Msk | WDT_CTL_IF_Msk)) | WDT_CTL_WKF_Msk)
+
+/**
+  * @brief This macro indicate WDT time-out to reset system or not.
+  * @return WDT reset system or not
+  * @retval 0 WDT did not cause system reset
+  * @retval 1 WDT caused system reset
+  * \hideinitializer
+  */
+#define WDT_GET_RESET_FLAG() (WDT->CTL & WDT_CTL_RSTF_Msk ? 1 : 0)
+
+/**
+  * @brief This macro indicate WDT time-out interrupt occurred or not.
+  * @return WDT time-out interrupt occurred or not
+  * @retval 0 WDT time-out interrupt did not occur
+  * @retval 1 WDT time-out interrupt occurred
+  * \hideinitializer
+  */
+#define WDT_GET_TIMEOUT_INT_FLAG() (WDT->CTL & WDT_CTL_IF_Msk ? 1 : 0)
+
+/**
+  * @brief This macro indicate WDT time-out waked system up or not
+  * @return WDT time-out waked system up or not
+  * @retval 0 WDT did not wake up system
+  * @retval 1 WDT waked up system
+  * \hideinitializer
+  */
+#define WDT_GET_TIMEOUT_WAKEUP_FLAG() (WDT->CTL & WDT_CTL_WKF_Msk ? 1 : 0)
+
+/**
+  * @brief This macro is used to reset 18-bit WDT counter.
+  * @details If WDT is activated and enabled to reset system, software must reset WDT counter
+  *  before WDT time-out plus reset delay reached. Or WDT generate a reset signal.
+  * \hideinitializer
+  */
+#define WDT_RESET_COUNTER() (WDT->CTL  = (WDT->CTL & ~(WDT_CTL_IF_Msk | WDT_CTL_WKF_Msk | WDT_CTL_RSTF_Msk)) | WDT_CTL_RSTCNT_Msk)
+
+/**
+ * @brief This function stops WDT counting and disable WDT module
+ * @param None
+ * @return None
+ */
+__STATIC_INLINE void WDT_Close(void)
+{
+    WDT->CTL = 0;
+    return;
+}
+
+/**
+ * @brief This function enables the WDT time-out interrupt
+ * @param None
+ * @return None
+ */
+__STATIC_INLINE void WDT_EnableInt(void)
+{
+    WDT->CTL |= WDT_CTL_INTEN_Msk;
+    return;
+}
+
+/**
+ * @brief This function disables the WDT time-out interrupt
+ * @param None
+ * @return None
+ */
+__STATIC_INLINE void WDT_DisableInt(void)
+{
+    // Do not touch write 1 clear bits
+    WDT->CTL &= ~(WDT_CTL_INTEN_Msk | WDT_CTL_RSTF_Msk | WDT_CTL_IF_Msk) ;
+    return;
+}
+
+void  WDT_Open(uint32_t u32TimeoutInterval,
+               uint32_t u32ResetDelay,
+               uint32_t u32EnableReset,
+               uint32_t u32EnableWakeup);
+
+/*@}*/ /* end of group NUC472_442_WDT_EXPORTED_FUNCTIONS */
+
+/*@}*/ /* end of group NUC472_442_WDT_Driver */
+
+/*@}*/ /* end of group NUC472_442_Device_Driver */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif //__WDT_H__
+
+/*** (C) COPYRIGHT 2013 Nuvoton Technology Corp. ***/