1 files changed, 81 insertions, 0 deletions
diff --git a/lib/hc32f460/driver/inc/hc32f460_swdt.h b/lib/hc32f460/driver/inc/hc32f460_swdt.h
new file mode 100644
index 00000000..6add27c0
--- /dev/null
+++ b/lib/hc32f460/driver/inc/hc32f460_swdt.h
@@ -0,0 +1,81 @@
+/*******************************************************************************
+ * Copyright (C) 2020, Huada Semiconductor Co., Ltd. All rights reserved.
+ *
+ * This software component is licensed by HDSC under BSD 3-Clause license
+ * (the "License"); You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ *                    opensource.org/licenses/BSD-3-Clause
+ */
+/******************************************************************************/
+/** \file hc32f460_swdt.h
+ **
+ ** A detailed description is available at
+ ** @link SwdtGroup Special Watchdog Counter description @endlink
+ **
+ **   - 2018-10-16  CDT  First version for Device Driver Library of SWDT.
+ **
+ ******************************************************************************/
+#ifndef __HC32F460_SWDT_H__
+#define __HC32F460_SWDT_H__
+
+/*******************************************************************************
+ * Include files
+ ******************************************************************************/
+#include "hc32_common.h"
+
+/* C binding of definitions if building with C++ compiler */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ *******************************************************************************
+ ** \defgroup SwdtGroup Special Watchdog Counter(SWDT)
+ **
+ ******************************************************************************/
+//@{
+
+/*******************************************************************************
+ * Global type definitions ('typedef')
+ ******************************************************************************/
+/**
+ *******************************************************************************
+ ** \brief SWDT flag type enumeration
+ ******************************************************************************/
+typedef enum en_swdt_flag_type
+{
+    SwdtFlagCountUnderflow = 0u,            ///< Count underflow flag
+    SwdtFlagRefreshError   = 1u,            ///< Refresh error flag
+} en_swdt_flag_type_t;
+
+/*******************************************************************************
+ * Global pre-processor symbols/macros ('#define')
+ ******************************************************************************/
+
+/*******************************************************************************
+ * Global variable definitions ('extern')
+ ******************************************************************************/
+
+/*******************************************************************************
+  Global function prototypes (definition in C source)
+ ******************************************************************************/
+/* Base functions */
+en_result_t SWDT_RefreshCounter(void);
+uint16_t SWDT_GetCountValue(void);
+
+/* Flags functions */
+en_flag_status_t SWDT_GetFlag(en_swdt_flag_type_t enFlag);
+en_result_t SWDT_ClearFlag(en_swdt_flag_type_t enFlag);
+
+//@} // SwdtGroup
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __HC32F460_SWDT_H__ */
+
+/*******************************************************************************
+ * EOF (not truncated)
+ ******************************************************************************/