Add configurations for flowmeter

Documentation/Laser/K40_ramps_configs/Configuration_Feature.h

@@ -1061,6 +1061,26 @@
 #define FILAMENT_RUNOUT_SCRIPT "M600" // Script execute when filament run out
 /**********************************************************************************/
 
+/**************************************************************************
+ ****************************** Flow sensor *******************************
+ **************************************************************************
+ *                                                                        *
+ * Flow sensors for water circulators, usefull in case of coolers using   *
+ * water or other liquid as heat vector                                   *
+ *                                                                        *
+ * Uncomment FLOWMETER_SENSOR to enable this feature                      *
+ * You also need to set FLOWMETER_PIN in Configurations_pins.h            *
+ *                                                                        *
+ **************************************************************************/
+#define FLOMETER_SENSOR
+
+#define FLOWMETER_MAXFLOW  6        // Liters per minute max
+#define FLOWMETER_MAXFREQ  55       // frequency of pulses at max flow
+
+
+// uncomment this to kill print job under the min flow rate, in liters/minute
+#define MINFLOW_PROTECTION 4      
+
 
 /**************************************************************************
  *********************** Power consumption sensor *************************

MK/Configuration_Feature.h

@@ -115,6 +115,7 @@
  ***********************************************************************/
 //#define HOTEND_WATTS (12.0*12.0/6.7)  //  P=I^2/R
 //#define BED_WATTS (12.0*12.0/1.1)     // P=I^2/R
+//#define COOLER_WATTS 52               // Commonly available TEC wattage
 /***********************************************************************/
 
 
@@ -1062,6 +1063,28 @@
 /**********************************************************************************/
 
 
+/**************************************************************************
+ ****************************** Flow sensor *******************************
+ **************************************************************************
+ *                                                                        *
+ * Flow sensors for water circulators, usefull in case of coolers using   *
+ * water or other liquid as heat vector                                   *
+ *                                                                        *
+ * Uncomment FLOWMETER_SENSOR to enable this feature                      *
+ * You also need to set FLOWMETER_PIN in Configurations_pins.h            *
+ *                                                                        *
+ **************************************************************************/
+ //#define FLOMETER_SENSOR
+ 
+#define FLOWMETER_MAXFLOW  6.0      // Liters per minute max
+#define FLOWMETER_MAXFREQ  55       // frequency of pulses at max flow
+
+
+// uncomment this to kill print job under the min flow rate, in liters/minute
+//#define MINFLOW_PROTECTION 4      
+
+
+
 /**************************************************************************
  *********************** Power consumption sensor *************************
  **************************************************************************

MK/Configuration_Pins.h

@@ -140,6 +140,10 @@
   #define FILWIDTH_PIN -1
 #endif
 
+#if ENABLED(FLOWMETER_SENSOR)
+  #define FLOWMETER_PIN -1
+#endif
+
 #if ENABLED(POWER_CONSUMPTION)
   #define POWER_CONSUMPTION_PIN -1
 #endif

MK/module/flowmeter/flowmeter.cpp

+/*
+  flowmeter.cpp - Flowmeter control library for Arduino - Version 1
+  Copyright (c) 2016 Franco (nextime) Lanza.  All right reserved.
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 3 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "../../base.h"
+#include <Arduino.h>
+
+
+#if ENABLED(FLOWMETER_SENSOR)
+
 volatile byte flowrate_pulsecount;  
 float flowrate;
 unsigned int flowml;
@@ -24,7 +49,7 @@ void flowrate_manage() {
       flowml = (flowrate / 60) * 1000;
 
       pulseCount = 0;
-      attachInterrupt(FLOWMETER_INTERRUPT, flowrate_pulsecounter,, FALLING);
+      attachInterrupt(FLOWMETER_INTERRUPT, flowrate_pulsecounter, FALLING);
    }
 
 }
@@ -35,5 +60,5 @@ void flowrate_pulsecounter()
   flowrate_pulsecount++;
 }
 
-
+#endif // FLOWMETER_SENSOR
 

MK/module/flowmeter/flowmeter.h

+/* 
+  flowmeter.h - Flowmeter control library for Arduino - Version 1
+  Copyright (c) 2016 Franco (nextime) Lanza.  All right reserved.
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 3 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+#ifndef FLOWMETER_H
+#define FLOWMETER_H
+
+#include <inttypes.h>
+#include "../../base.h"
+
+
+#define FLOWMETER_CALIBRATION (FLOWMETER_MAXFREQ/FLOWETER_MAXFLOW)
+
+#if ENABLED(FLOWMETER_SENSOR)
+
+void flowrate_manage();
+
+#endif // FLOWMETER_SENSOR
+
+#endif // FLOWMETER_H

MK/module/sanitycheck.h

@@ -1844,6 +1844,10 @@
     #error DEPENDENCY ERROR: You have to set FILWIDTH_PIN to a valid pin if you enable FILAMENT_SENSOR
   #endif
 
+  #if ENABLED(FILAMENT_SENSOR) && !PIN_EXISTS(FLOWMETER)
+    #error DEPENDENCY ERROR: You have to set FLOWMETER_PIN to a valid pin if you enable FLOWMETER_SENSOR
+  #endif
+
   #if ENABLED(POWER_CONSUMPTION) && !PIN_EXISTS(POWER_CONSUMPTION)
     #error DEPENDENCY ERROR: You have to set POWER_CONSUMPTION_PIN to a valid pin if you enable POWER_CONSUMPTION
   #endif