初版程序

usr/bsp/bsp_Wdg.c

@@ -0,0 +1,25 @@
+#include "bsp_Wdg.h"
+
+#include "iwdg.h"
+
+static void bsp_Wdg_Init(void);
+static void bsp_Wdg_Feed(void);
+
+bsp_Wdg_t Wdg = 
+{
+    .Init = bsp_Wdg_Init,
+    .Feed = bsp_Wdg_Feed,
+};
+
+bsp_Wdg_t *pWdg = &Wdg;
+
+static void bsp_Wdg_Init(void)
+{
+    __HAL_DBGMCU_FREEZE_IWDG();	  //调试模式下，冻结看门狗计数器时钟
+}
+
+static void bsp_Wdg_Feed(void)
+{
+    HAL_IWDG_Refresh(&hiwdg);
+}
+