From 1f11008dc856d50c730f09e63dae1d69daba6e6f Mon Sep 17 00:00:00 2001
From: midopple <mdoppler@gmx.at>
Date: Wed, 19 Sep 2012 19:47:38 +0200
Subject: =?UTF-8?q?Change=20max=20overshoot=20for=20Autotune=20to=2055?=
 =?UTF-8?q?=C2=B0C=20If=20Temperature=20is=20higher=20then=20255=20=C2=B0C?=
 =?UTF-8?q?=20stop=20Autotune?=
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---
 Sprinter/heater.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Sprinter/heater.cpp b/Sprinter/heater.cpp
index 119e547..027d057 100644
--- a/Sprinter/heater.cpp
+++ b/Sprinter/heater.cpp
@@ -466,9 +466,10 @@ void PID_autotune(int PIDAT_test_temp)
       #endif  
     }
     
-    if(PIDAT_input > (PIDAT_test_temp + 25)) 
+    if((PIDAT_input > (PIDAT_test_temp + 55)) || (PIDAT_input > 255))
     {
       showString(PSTR("PID Autotune failed! Temperature to high\r\n"));
+      target_temp = 0;
       return;
     }
     
-- 
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