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-rw-r--r--ports/stm32/wdt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/ports/stm32/wdt.c b/ports/stm32/wdt.c
index 2b4967a43..8df7b4768 100644
--- a/ports/stm32/wdt.c
+++ b/ports/stm32/wdt.c
@@ -29,6 +29,10 @@
#include "py/runtime.h"
#include "wdt.h"
+#if defined(STM32H7)
+#define IWDG (IWDG1)
+#endif
+
typedef struct _pyb_wdt_obj_t {
mp_obj_base_t base;
} pyb_wdt_obj_t;