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-rw-r--r--stmhal/timer.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/stmhal/timer.h b/stmhal/timer.h
index a18d7cf10..72e461f2f 100644
--- a/stmhal/timer.h
+++ b/stmhal/timer.h
@@ -23,6 +23,8 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
+#ifndef MICROPY_INCLUDED_STMHAL_TIMER_H
+#define MICROPY_INCLUDED_STMHAL_TIMER_H
extern TIM_HandleTypeDef TIM5_Handle;
@@ -36,3 +38,5 @@ uint32_t timer_get_source_freq(uint32_t tim_id);
void timer_irq_handler(uint tim_id);
TIM_HandleTypeDef *pyb_timer_get_handle(mp_obj_t timer);
+
+#endif // MICROPY_INCLUDED_STMHAL_TIMER_H