Merge pull request #3625 from jbrazio/feature/print-counter

Print job statistics

Marlin/Marlin_main.cpp

@@ -137,6 +137,10 @@
  * M33  - Get the longname version of a path
  * M42  - Change pin status via gcode Use M42 Px Sy to set pin x to value y, when omitting Px the onboard led will be used.
  * M48  - Measure Z_Probe repeatability. M48 [P # of points] [X position] [Y position] [V_erboseness #] [E_ngage Probe] [L # of legs of travel]
+ * M75  - Start the print job timer
+ * M76  - Pause the print job timer
+ * M77  - Stop the print job timer
+ * M78  - Show statistical information about the print jobs
  * M80  - Turn on Power Supply
  * M81  - Turn off Power Supply
  * M82  - Set E codes absolute (default)
@@ -327,7 +331,11 @@ static millis_t max_inactive_time = 0;
 static millis_t stepper_inactive_time = (DEFAULT_STEPPER_DEACTIVE_TIME) * 1000UL;
 
 // Print Job Timer
-Stopwatch print_job_timer = Stopwatch();
+#if ENABLED(PRINTCOUNTER)
+  PrintCounter print_job_timer = PrintCounter();
+#else
+  Stopwatch print_job_timer = Stopwatch();
+#endif
 
 static uint8_t target_extruder;
 
@@ -4252,6 +4260,15 @@ inline void gcode_M77() {
   print_job_timer.stop();
 }
 
+#if ENABLED(PRINTCOUNTER)
+  /*+
+   * M78: Show print statistics
+   */
+  inline void gcode_M78() {
+    print_job_timer.showStats();
+  }
+#endif
+
 /**
  * M104: Set hot end temperature
  */
@@ -6641,6 +6658,12 @@ void process_next_command() {
         gcode_M77();
         break;
 
+      #if ENABLED(PRINTCOUNTER)
+        case 78: // Show print statistics
+          gcode_M78();
+          break;
+      #endif
+
       #if ENABLED(M100_FREE_MEMORY_WATCHER)
         case 100:
           gcode_M100();
@@ -7755,6 +7778,9 @@ void idle(
   );
   host_keepalive();
   lcd_update();
+  #if ENABLED(PRINTCOUNTER)
+      print_job_timer.tick();
+  #endif
 }
 
 /**