New Pid endstop and fix M303 error

MarlinKimbra/Configuration.h

@@ -21,7 +21,6 @@
 // startup. Implementation of an idea by Prof Braino to inform user that any changes made to this
 // build by the user have been successfully uploaded into firmware.
 #define STRING_VERSION "4.1.3"
-#define STRING_URL "reprap.org"
 #define STRING_VERSION_CONFIG_H __DATE__ " " __TIME__     // build date and time
 #define STRING_CONFIG_H_AUTHOR "(none, default config)"   // Who made the changes.
 #define STRING_SPLASH_LINE1 "v" STRING_VERSION            // will be shown during bootup in line 1
@@ -222,6 +221,7 @@
 #define PID_FUNCTIONAL_RANGE 10 // degC
 #define PID_INTEGRAL_DRIVE_MAX PID_MAX // Limit for the integral term
 #define K1 0.95 // Smoothing factor within the PID
+#define MAX_OVERSHOOT_PID_AUTOTUNE 20   // Max valor for overshoot autotune
 
 //             HotEnd{HE0,HE1,HE2,HE3}
 #define DEFAULT_Kp {40, 40, 40, 40}     // Kp for E0, E1, E2, E3

MarlinKimbra/Configuration_adv.h

@@ -31,7 +31,7 @@
 
   /**
    * Whenever an M104 or M109 increases the target temperature the firmware will wait for the
-   * WATCH_TEMP_PERIOD to transpire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
+   * WATCH_TEMP_PERIOD to expire, and if the temperature hasn't increased by WATCH_TEMP_INCREASE
    * degrees, the machine is halted, requiring a hard reset. This test restarts with any M104/M109,
    * but only if the current temperature is far enough below the target for a reliable test.
    */

MarlinKimbra/Marlin.h

@@ -36,6 +36,7 @@
 
 #define BIT(b) (1<<(b))
 #define TEST(n,b) (((n)&BIT(b))!=0)
+#define SET_BIT(n,b,value) (n) ^= ((-value)^(n)) & (BIT(b))
 #define RADIANS(d) ((d)*M_PI/180.0)
 #define DEGREES(r) ((d)*180.0/M_PI)
 #define NOLESS(v,n) do{ if (v < n) v = n; }while(0)

MarlinKimbra/Marlin_main.cpp

@@ -3667,11 +3667,13 @@ inline void gcode_G92() {
         didXYZ = true;
     }
   }
+  if (didXYZ) {
     #if defined(DELTA) || defined(SCARA)
-    if (didXYZ) sync_plan_position_delta();
+      sync_plan_position_delta();
     #else
-    if (didXYZ) sync_plan_position();
+      sync_plan_position();
     #endif
+  }
 }
 
 #ifdef ULTIPANEL
@@ -5961,7 +5963,7 @@ inline void gcode_T() {
         #else // !DUAL_X_CARRIAGE
           // Offset hotend (only by XY)
           #if HOTENDS > 1
-            for (int i=X_AXIS; i<=Y_AXIS; i++)
+            for (int i = X_AXIS; i <= Y_AXIS; i++)
               current_position[i] += hotend_offset[i][target_extruder] - hotend_offset[i][active_extruder];
           #endif // HOTENDS > 1
 
@@ -6409,7 +6411,10 @@ void process_next_command() {
       #endif // PREVENT_DANGEROUS_EXTRUDE
 
       case 303: // M303 PID autotune
-        gcode_M303(); break;
+        gcode_M303();
+        gcode_LastN += 1;
+        FlushSerialRequestResend();
+        break;
 
       #ifdef PIDTEMPBED
         case 304: // M304

MarlinKimbra/comunication.h

@@ -41,10 +41,10 @@
 
 #define START       "start"               //start for host
 #define OK          "ok"                  //ok answer for host
-#define ER          "Error:"               //error for host
+#define ER          "Error: "             //error for host
 #define WT          "wait"                //wait for host
-#define DB          "<MK4>: "              //message for user
-#define RS          "Resend:"              //resend for host
+#define DB          "MK4: "               //message for user
+#define RS          "Resend: "            //resend for host
 #define PAUSE       "//action:pause"      //command for host that support action
 #define RESUME      "//action:resume"     //command for host that support action
 #define DISCONNECT  "//action:disconnect" //command for host that support action

MarlinKimbra/temperature.cpp

@@ -55,9 +55,9 @@ float current_temperature_bed = 0.0;
 #endif
 
 #ifdef PIDTEMPBED
-  float bedKp=DEFAULT_bedKp;
-  float bedKi=(DEFAULT_bedKi*PID_dT);
-  float bedKd=(DEFAULT_bedKd/PID_dT);
+  float bedKp = DEFAULT_bedKp;
+  float bedKi = (DEFAULT_bedKi*PID_dT);
+  float bedKd = (DEFAULT_bedKd/PID_dT);
 #endif //PIDTEMPBED
   
 #ifdef FAN_SOFT_PWM
@@ -181,8 +181,7 @@ static void updateTemperaturesFromRawValues();
 //================================ Functions ================================
 //===========================================================================
 
-void PID_autotune(float temp, int hotend, int ncycles)
-{
+void PID_autotune(float temp, int hotend, int ncycles) {
   float input = 0.0;
   int cycles = 0;
   bool heating = true;
@@ -300,7 +299,7 @@ void PID_autotune(float temp, int hotend, int ncycles)
         }
       }
     }
-    if (input > temp + 20) {
+    if (input > temp + MAX_OVERSHOOT_PID_AUTOTUNE) {
       ECHO_LM(ER, MSG_PID_TEMP_TOO_HIGH);
       return;
     }
@@ -315,7 +314,7 @@ void PID_autotune(float temp, int hotend, int ncycles)
       }
       else {
         p = soft_pwm[hotend];
-        ECHO_SMV(OK, MSG_T, input);
+        ECHO_SMV(OK, MSG_T, input, 1);
         ECHO_EMV(MSG_AT, p);
       }
 

MarlinKimbra/temperature.h

@@ -66,7 +66,7 @@ extern float current_temperature_bed;
 
 #ifdef PIDTEMP
   extern float Kp[HOTENDS], Ki[HOTENDS], Kd[HOTENDS];
-  #define PID_PARAM(param,e) param[e] // use macro to point to array value
+  #define PID_PARAM(param, e) param[e] // use macro to point to array value
   float scalePID_i(float i);
   float scalePID_d(float d);
   float unscalePID_i(float i);