From 33f569788853aebf2c663235021791e73f1fe035 Mon Sep 17 00:00:00 2001
From: Erik van der Zalm <erik@vdzalm.eu>
Date: Sun, 11 Mar 2012 22:18:25 +0100
Subject: [PATCH] PPID tune exports more constants.
---
Marlin/temperature.cpp | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/Marlin/temperature.cpp b/Marlin/temperature.cpp
index 6578f4e94e..8aedf269b6 100644
--- a/Marlin/temperature.cpp
+++ b/Marlin/temperature.cpp
@@ -191,9 +191,26 @@ void PID_autotune(float temp)
if(cycles > 2) {
Ku = (4.0*d)/(3.14159*(max-min)/2.0);
Tu = ((float)(t_low + t_high)/1000.0);
+ SERIAL_PROTOCOLPGM(" Ku: "); SERIAL_PROTOCOL(Ku);
+ SERIAL_PROTOCOLPGM(" Tu: "); SERIAL_PROTOCOLLN(Tu);
Kp = 0.6*Ku;
Ki = 2*Kp/Tu;
Kd = Kp*Tu/8;
+ SERIAL_PROTOCOLLNPGM(" Clasic PID ")
+ SERIAL_PROTOCOLPGM(" Kp: "); SERIAL_PROTOCOLLN(Kp);
+ SERIAL_PROTOCOLPGM(" Ki: "); SERIAL_PROTOCOLLN(Ki);
+ SERIAL_PROTOCOLPGM(" Kd: "); SERIAL_PROTOCOLLN(Kd);
+ Kp = 0.33*Ku;
+ Ki = Kp/Tu;
+ Kd = Kp*Tu/3;
+ SERIAL_PROTOCOLLNPGM(" Some overshoot ")
+ SERIAL_PROTOCOLPGM(" Kp: "); SERIAL_PROTOCOLLN(Kp);
+ SERIAL_PROTOCOLPGM(" Ki: "); SERIAL_PROTOCOLLN(Ki);
+ SERIAL_PROTOCOLPGM(" Kd: "); SERIAL_PROTOCOLLN(Kd);
+ Kp = 0.2*Ku;
+ Ki = 2*Kp/Tu;
+ Kd = Kp*Tu/3;
+ SERIAL_PROTOCOLLNPGM(" No overshoot ")
SERIAL_PROTOCOLPGM(" Kp: "); SERIAL_PROTOCOLLN(Kp);
SERIAL_PROTOCOLPGM(" Ki: "); SERIAL_PROTOCOLLN(Ki);
SERIAL_PROTOCOLPGM(" Kd: "); SERIAL_PROTOCOLLN(Kd);
--
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