Fix Z_SAFE

MK/Configuration_Basic.h

@@ -55,10 +55,13 @@
 // Uncomment to include more info in ok command
 //#define ADVANCED_OK
 
-// By default MarlinKimbra will send a busy status message to the host
+//
+// Host Keepalive
+//
+// When enabled MarlinKimbra will send a busy status message to the host
 // every couple of seconds when it can't accept commands.
-// Enable this option if your host doesn't like keepalive messages.
-//#define DISABLE_HOST_KEEPALIVE
+#define HOST_KEEPALIVE_FEATURE        // Disable this if your host doesn't like keepalive messages
+#define DEFAULT_KEEPALIVE_INTERVAL 2  // Number of seconds between "busy" messages. Set with M113.
 /***********************************************************************/
 
 

MK/Configuration_Pins.h

@@ -94,6 +94,8 @@
   #define E0E1_CHOICE_PIN -1
   #define E0E2_CHOICE_PIN -1
   #define E0E3_CHOICE_PIN -1
+  #define E0E4_CHOICE_PIN -1
+  #define E0E5_CHOICE_PIN -1
   #define E1E3_CHOICE_PIN -1
 #endif
 

MK/module/MK_Main.cpp

@@ -585,9 +585,11 @@ bool enqueue_and_echo_command(const char* cmd, bool say_ok/*=false*/) {
     #if HAS(DONDOLO)
       servo[DONDOLO_SERVO_INDEX].attach(0);
   		servo[DONDOLO_SERVO_INDEX].write(DONDOLO_SERVOPOS_E0);
+      #if (DONDOLO_SERVO_DELAY > 0)
         delay_ms(DONDOLO_SERVO_DELAY);
         servo[DONDOLO_SERVO_INDEX].detach();
       #endif
+  	#endif
 
     // Set position of Servo Endstops that are defined
     #if HAS(SERVO_ENDSTOPS)
@@ -3632,8 +3634,10 @@ inline void gcode_G28() {
       #elif ENABLED(Z_SAFE_HOMING)
         if (home_all_axis || homeZ) {
 
+          if (DEBUGGING(INFO)) ECHO_LM(INFO, "> Z_SAFE_HOMING >>>");
+
           // Let's see if X and Y are homed
-          if (axis_was_homed & (_BV(X_AXIS)|_BV(Y_AXIS)) == (_BV(X_AXIS)|_BV(Y_AXIS))) {
+          if (axis_homed[X_AXIS] && axis_homed[Y_AXIS]) {
             current_position[Z_AXIS] = 0;
             sync_plan_position();
 
@@ -3643,7 +3647,6 @@ inline void gcode_G28() {
             feedrate = xy_travel_speed;
 
             if (DEBUGGING(INFO)) {
-              ECHO_SMV(INFO, "Raise Z (before homing) by ", (float)Z_RAISE_BEFORE_HOMING);
               DEBUG_POS(" > home_all_axis", current_position);
               DEBUG_POS(" > home_all_axis", destination);
             }
@@ -6148,8 +6151,10 @@ inline void gcode_M226() {
           Servo *srv = &servo[servo_index];
           srv->attach(0);
           srv->write(servo_position);
+          #if (DONDOLO_SERVO_DELAY > 0)
             delay_ms(DONDOLO_SERVO_DELAY);
             srv->detach();
+          #endif
         }
         else {
           ECHO_SM(ER, "Servo ");
@@ -7601,8 +7606,10 @@ inline void gcode_T(uint8_t tmp_extruder) {
               else if (target_extruder == 1) {
                 servo[DONDOLO_SERVO_INDEX].write(DONDOLO_SERVOPOS_E1);
               }
+              #if (DONDOLO_SERVO_DELAY > 0)
                 delay_ms(DONDOLO_SERVO_DELAY);
                 servo[DONDOLO_SERVO_INDEX].detach();
+              #endif
               previous_extruder = active_extruder;
               #if ENABLED(DONDOLO_SINGLE_MOTOR)
                 active_extruder = target_extruder;

MK/module/conditionals.h

@@ -475,10 +475,9 @@
   #endif
 
   /**
-   * Avoid double-negatives for enabling features
+   * Host keep alive
    */
-  #if DISABLED(DISABLE_HOST_KEEPALIVE)
-    #define HOST_KEEPALIVE_FEATURE
+  #if DISABLED(DEFAULT_KEEPALIVE_INTERVAL)
     #define DEFAULT_KEEPALIVE_INTERVAL 2
   #endif