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+/******************************************************************************
+ * The MIT License
+ *
+ * Copyright (c) 2010 Michael Hope.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *****************************************************************************/
+
+/**
+ * @file iwdg.h
+ *
+ * @brief Independent watchdog support
+ */
+
+#ifndef _IWDG_H_
+#define _IWDG_H_
+
+#ifdef __cplusplus
+extern "C"{
+#endif
+
+#define IWDG_BASE 0x40003000
+#define IWDG_KR (IWDG_BASE + 0x0)
+#define IWDG_PR (IWDG_BASE + 0x4)
+#define IWDG_RLR (IWDG_BASE + 0x8)
+#define IWDG_SR (IWDG_BASE + 0xC)
+
+void iwdg_init(uint8 prescaler, uint16 reload);
+void iwdg_feed(void);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif