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-rw-r--r--Sprinter/heater.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/Sprinter/heater.h b/Sprinter/heater.h
index 6e00a37..87b6b4d 100644
--- a/Sprinter/heater.h
+++ b/Sprinter/heater.h
@@ -119,4 +119,8 @@ extern unsigned char manage_monitor;
void init_Timer2_softpwm(void);
#endif
+#ifdef PID_AUTOTUNE
+ void PID_autotune(int PIDAT_test_temp);
+#endif
+
void manage_heater();