Integrate flowrate sensor

MK/Configuration_Feature.h

@@ -1074,7 +1074,7 @@
  * You also need to set FLOWMETER_PIN in Configurations_pins.h            *
  *                                                                        *
  **************************************************************************/
- //#define FLOMETER_SENSOR
+ //#define FLOWMETER_SENSOR
  
 #define FLOWMETER_MAXFLOW  6.0      // Liters per minute max
 #define FLOWMETER_MAXFREQ  55       // frequency of pulses at max flow

MK/base.h

@@ -38,6 +38,8 @@
 #include "Configuration_Feature.h"
 #include "Configuration_Overall.h"
 
+#include "module/flowrate/flowrate.h"
+
 #if ENABLED(LASER)
   #include "Configuration_Laser.h"
   #if ENABLED(LASER_RASTER)

MK/module/MK_Main.cpp

@@ -748,6 +748,10 @@ void setup() {
     laser_init();
   #endif
 
+  #if ENABLED(FLOWMETER_SENSOR)
+    flow_init();
+  #endif
+
   #if ENABLED(COLOR_MIXING_EXTRUDER) && MIXING_VIRTUAL_TOOLS > 1
     // Initialize mixing to 100% color 1
     for (uint8_t i = 0; i < DRIVER_EXTRUDERS; i++) {
@@ -2959,6 +2963,13 @@ inline void do_blocking_move_to_z(float z) { do_blocking_move_to(current_positio
   }
 #endif // HAS(TEMP_COOLER)
 
+#if ENABLED(FLOWMETER_SENSOR)
+  void print_flowratestates() {
+    ECHO_MV(" FLOW: ", get_flowrate(), 1);
+    ECHO_MV(" ml/min ");
+  }
+#endif
+
 inline void wait_heater(bool no_wait_for_cooling = true) {
 
   #if ENABLED(TEMP_RESIDENCY_TIME)
@@ -5751,6 +5762,9 @@ inline void gcode_M105() {
     #if HAS(TEMP_COOLER)
       print_coolerstates();
     #endif
+    #if HAS(FLOWMETER_SENSOR)
+      print_flowratestates();
+    #endif
   #else // HASNT(TEMP_0) && HASNT(TEMP_BED)
     ECHO_LM(ER, SERIAL_ERR_NO_THERMISTORS);
   #endif
@@ -9190,6 +9204,9 @@ void idle(
   #endif
 ) {
   manage_temp_controller();
+  #if ENABLED(FLOWMETER_SENSOR)
+    flowrate_manage();
+  #endif
   manage_inactivity(
     #if ENABLED(FILAMENT_CHANGE_FEATURE)
       no_stepper_sleep
@@ -9226,6 +9243,12 @@ void manage_inactivity(bool ignore_stepper_queue/*=false*/) {
 
   if (max_inactive_time && ELAPSED(ms, previous_cmd_ms + max_inactive_time)) kill(PSTR(MSG_KILLED));
 
+  #if ENABLED(FLOWMETER_SENSOR) && ENABLED(MINFLOW_PROTECTION)
+    if (get_flowrate() < (MINFLOW_PROTECTION*1000)) {
+      if (IsRunning()) kill(PSTR(MSG_KILLED)) : stop();
+    }
+  #endif
+
   if (stepper_inactive_time && ELAPSED(ms, previous_cmd_ms + stepper_inactive_time)
       && !ignore_stepper_queue && !blocks_queued()) {
     #if DISABLE_X == true
@@ -9453,6 +9476,7 @@ void kill(const char* lcd_msg) {
 
   cli(); // Stop interrupts
   disable_all_heaters();
+  disable_all_coolers();
   disable_all_steppers();
 
   #if ENABLED(LASER)

MK/module/MK_Main.h

@@ -270,6 +270,10 @@ extern uint8_t active_driver;
   void print_coolerstates();
 #endif
 
+#if ENABLED(FLOWMETER_SENSOR)
+  void print_flowratestates();
+#endif
+
 #if ENABLED(FIRMWARE_TEST)
   void FirmwareTest();
 #endif

MK/module/flowmeter/flowmeter.cpp

@@ -28,6 +28,7 @@ float flowrate;
 unsigned int flowml;
 static millis_t flowmeter_timer = 0;
 
+void flowrate_pulsecounter();
 
 void flow_init() {
 
@@ -54,6 +55,10 @@ void flowrate_manage() {
 
 }
 
+int get_florate() {
+   return flowml;
+}
+
 void flowrate_pulsecounter()
 {
   // Increment the pulse counter

MK/module/flowmeter/flowmeter.h

@@ -28,6 +28,8 @@
 #if ENABLED(FLOWMETER_SENSOR)
 
 void flowrate_manage();
+void flow_init();
+int get_flowrate();
 
 #endif // FLOWMETER_SENSOR