From 5079a68f7973842d93f9fe90d5c3da766ce9aa7c Mon Sep 17 00:00:00 2001
From: James <inbox.dev@jhodges.co.uk>
Date: Fri, 6 Dec 2019 17:38:28 +0000
Subject: [PATCH] enable eeprom, autotune and set some sane PID values

---
 Marlin/Configuration.h | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index e849f0e..b6b3e86 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -368,7 +368,7 @@
 #define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #define PID_K1 0.95      // Smoothing factor within any PID loop
 #if ENABLED(PIDTEMP)
-  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
+  #define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -379,10 +379,15 @@
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
+  // JH Prusa i3
+  #define DEFAULT_Kp 36.17
+  #define DEFAULT_Ki 4.96
+  #define DEFAULT_Kd 65.93
+
   // Ultimaker
-  #define DEFAULT_Kp 22.2
-  #define DEFAULT_Ki 1.08
-  #define DEFAULT_Kd 114
+  //#define DEFAULT_Kp 22.2
+  //#define DEFAULT_Ki 1.08
+  //#define DEFAULT_Kd 114
 
   // MakerGear
   //#define DEFAULT_Kp 7.0
@@ -1221,7 +1226,7 @@
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 // M502 - reverts to the default "factory settings".  You still need to store them in EEPROM afterwards if you want to.
 //
-//#define EEPROM_SETTINGS // Enable for M500 and M501 commands
+#define EEPROM_SETTINGS // Enable for M500 and M501 commands
 //#define DISABLE_M503    // Saves ~2700 bytes of PROGMEM. Disable for release!
 #define EEPROM_CHITCHAT   // Give feedback on EEPROM commands. Disable to save PROGMEM.