Power Loss Recovery with a UPS (#15943)

Marlin/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

Marlin/src/HAL/HAL_STM32F1/fastio.h

@@ -29,32 +29,33 @@
 
 #include <libmaple/gpio.h>
 
-#define READ(IO)              (PIN_MAP[IO].gpio_device->regs->IDR & (1U << PIN_MAP[IO].gpio_bit) ? HIGH : LOW)
-#define WRITE(IO,V)           (PIN_MAP[IO].gpio_device->regs->BSRR = (1U << PIN_MAP[IO].gpio_bit) << ((V) ? 0 : 16))
-#define TOGGLE(IO)            (PIN_MAP[IO].gpio_device->regs->ODR = PIN_MAP[IO].gpio_device->regs->ODR ^ (1U << PIN_MAP[IO].gpio_bit))
+#define READ(IO)                (PIN_MAP[IO].gpio_device->regs->IDR & (1U << PIN_MAP[IO].gpio_bit) ? HIGH : LOW)
+#define WRITE(IO,V)             (PIN_MAP[IO].gpio_device->regs->BSRR = (1U << PIN_MAP[IO].gpio_bit) << ((V) ? 0 : 16))
+#define TOGGLE(IO)              (PIN_MAP[IO].gpio_device->regs->ODR = PIN_MAP[IO].gpio_device->regs->ODR ^ (1U << PIN_MAP[IO].gpio_bit))
 
-#define _GET_MODE(IO)         gpio_get_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit)
-#define _SET_MODE(IO,M)       gpio_set_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit, M)
-#define _SET_OUTPUT(IO)       _SET_MODE(IO, GPIO_OUTPUT_PP)
-#define _SET_OUTPUT_OD(IO)    _SET_MODE(IO, GPIO_OUTPUT_OD)
+#define _GET_MODE(IO)           gpio_get_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit)
+#define _SET_MODE(IO,M)         gpio_set_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit, M)
+#define _SET_OUTPUT(IO)         _SET_MODE(IO, GPIO_OUTPUT_PP)
+#define _SET_OUTPUT_OD(IO)      _SET_MODE(IO, GPIO_OUTPUT_OD)
 
-#define OUT_WRITE(IO,V)       do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0)
-#define OUT_WRITE_OD(IO,V)    do{ _SET_OUTPUT_OD(IO); WRITE(IO,V); }while(0)
+#define OUT_WRITE(IO,V)         do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0)
+#define OUT_WRITE_OD(IO,V)      do{ _SET_OUTPUT_OD(IO); WRITE(IO,V); }while(0)
 
-#define SET_INPUT(IO)         _SET_MODE(IO, GPIO_INPUT_FLOATING)
-#define SET_INPUT_PULLUP(IO)  _SET_MODE(IO, GPIO_INPUT_PU)
-#define SET_OUTPUT(IO)        OUT_WRITE(IO, LOW)
-#define SET_PWM(IO)           pinMode(IO, PWM)    // do{ gpio_set_mode(PIN_MAP[pin].gpio_device, PIN_MAP[pin].gpio_bit, GPIO_AF_OUTPUT_PP); timer_set_mode(PIN_MAP[pin].timer_device, PIN_MAP[pin].timer_channel, TIMER_PWM); }while(0)
-#define SET_PWM_OD(IO)        pinMode(IO, PWM_OPEN_DRAIN)
+#define SET_INPUT(IO)           _SET_MODE(IO, GPIO_INPUT_FLOATING)
+#define SET_INPUT_PULLUP(IO)    _SET_MODE(IO, GPIO_INPUT_PU)
+#define SET_INPUT_PULLDOWN(IO)  _SET_MODE(IO, GPIO_INPUT_PD)
+#define SET_OUTPUT(IO)          OUT_WRITE(IO, LOW)
+#define SET_PWM(IO)             pinMode(IO, PWM)    // do{ gpio_set_mode(PIN_MAP[pin].gpio_device, PIN_MAP[pin].gpio_bit, GPIO_AF_OUTPUT_PP); timer_set_mode(PIN_MAP[pin].timer_device, PIN_MAP[pin].timer_channel, TIMER_PWM); }while(0)
+#define SET_PWM_OD(IO)          pinMode(IO, PWM_OPEN_DRAIN)
 
-#define IS_INPUT(IO)          (_GET_MODE(IO) == GPIO_INPUT_FLOATING || _GET_MODE(IO) == GPIO_INPUT_ANALOG || _GET_MODE(IO) == GPIO_INPUT_PU || _GET_MODE(IO) == GPIO_INPUT_PD)
-#define IS_OUTPUT(IO)         (_GET_MODE(IO) == GPIO_OUTPUT_PP || _GET_MODE(IO) == GPIO_OUTPUT_OD)
+#define IS_INPUT(IO)            (_GET_MODE(IO) == GPIO_INPUT_FLOATING || _GET_MODE(IO) == GPIO_INPUT_ANALOG || _GET_MODE(IO) == GPIO_INPUT_PU || _GET_MODE(IO) == GPIO_INPUT_PD)
+#define IS_OUTPUT(IO)           (_GET_MODE(IO) == GPIO_OUTPUT_PP || _GET_MODE(IO) == GPIO_OUTPUT_OD)
 
-#define PWM_PIN(IO)           (PIN_MAP[IO].timer_device != nullptr)
+#define PWM_PIN(IO)             (PIN_MAP[IO].timer_device != nullptr)
 
 // digitalRead/Write wrappers
-#define extDigitalRead(IO)    digitalRead(IO)
-#define extDigitalWrite(IO,V) digitalWrite(IO,V)
+#define extDigitalRead(IO)      digitalRead(IO)
+#define extDigitalWrite(IO,V)   digitalWrite(IO,V)
 
 //
 // Pins Definitions

Marlin/src/feature/power_loss_recovery.cpp

@@ -65,6 +65,9 @@ PrintJobRecovery recovery;
 #ifndef POWER_LOSS_RETRACT_LEN
   #define POWER_LOSS_RETRACT_LEN 0
 #endif
+#ifndef POWER_LOSS_ZRAISE
+  #define POWER_LOSS_ZRAISE 2
+#endif
 
 /**
  * Clear the recovery info
@@ -235,10 +238,34 @@ void PrintJobRecovery::save(const bool force/*=false*/, const bool save_queue/*=
 }
 
 #if PIN_EXISTS(POWER_LOSS)
+
   void PrintJobRecovery::_outage() {
-    save(true);
+    #if ENABLED(BACKUP_POWER_SUPPLY)
+      static bool lock = false;
+      if (lock) return; // No re-entrance from idle() during raise_z()
+      lock = true;
+    #endif
+    if (IS_SD_PRINTING()) save(true);
+    #if ENABLED(BACKUP_POWER_SUPPLY)
+      raise_z();
+    #endif
+
     kill(GET_TEXT(MSG_OUTAGE_RECOVERY));
   }
+
+  #if ENABLED(BACKUP_POWER_SUPPLY)
+
+    void PrintJobRecovery::raise_z() {
+      // Disable all heaters to reduce power loss
+      thermalManager.disable_all_heaters();
+      quickstop_stepper();
+      // Raise Z axis
+      gcode.process_subcommands_now_P(PSTR("G91\nG0 Z" STRINGIFY(POWER_LOSS_ZRAISE)));
+      planner.synchronize();
+    }
+
+  #endif
+
 #endif
 
 /**
@@ -260,8 +287,6 @@ void PrintJobRecovery::write() {
  */
 void PrintJobRecovery::resume() {
 
-  #define RECOVERY_ZRAISE 2
-
   const uint32_t resume_sdpos = info.sdpos; // Get here before the stepper ISR overwrites it
 
   #if HAS_LEVELING
@@ -272,15 +297,27 @@ void PrintJobRecovery::resume() {
   // Reset E, raise Z, home XY...
   gcode.process_subcommands_now_P(PSTR("G92.9 E0"
     #if Z_HOME_DIR > 0
-      // If Z homing goes to max, reset E and home all
-      "\nG28R0"
+
+      // If Z homing goes to max, just reset E and home all
+      "\n"
+      "G28R0"
       #if ENABLED(MARLIN_DEV_MODE)
         "S"
       #endif
-    #else
+
+    #else // "G92.9 E0 ..."
+
       // Set Z to 0, raise Z by RECOVERY_ZRAISE, and Home (XY only for Cartesian)
       // with no raise. (Only do simulated homing in Marlin Dev Mode.)
-      "Z0\nG1Z" STRINGIFY(RECOVERY_ZRAISE) "\nG28R0"
+      #if ENABLED(BACKUP_POWER_SUPPLY)
+        "Z" STRINGIFY(POWER_LOSS_ZRAISE)    // Z-axis was already raised at outage
+      #else
+        "Z0\n"                              // Set Z=0
+        "G1Z" STRINGIFY(POWER_LOSS_ZRAISE)  // Raise Z
+      #endif
+      "\n"
+
+      "G28R0"
       #if ENABLED(MARLIN_DEV_MODE)
         "S"
       #elif !IS_KINEMATIC

Marlin/src/feature/power_loss_recovery.h

@@ -168,7 +168,7 @@ class PrintJobRecovery {
 
   #if PIN_EXISTS(POWER_LOSS)
     static inline void outage() {
-      if (enabled && IS_SD_PRINTING() && READ(POWER_LOSS_PIN) == POWER_LOSS_STATE)
+      if (enabled && READ(POWER_LOSS_PIN) == POWER_LOSS_STATE)
         _outage();
     }
   #endif
@@ -184,6 +184,10 @@ class PrintJobRecovery {
   private:
     static void write();
 
+  #if ENABLED(BACKUP_POWER_SUPPLY)
+    static void raise_z();
+  #endif
+
   #if PIN_EXISTS(POWER_LOSS)
     static void _outage();
   #endif

Marlin/src/gcode/feature/powerloss/M1000.cpp

@@ -52,8 +52,13 @@ inline void plr_error(PGM_P const prefix) {
 void GcodeSuite::M1000() {
 
   if (recovery.valid()) {
-    if (parser.seen('S'))
-      ui.goto_screen(menu_job_recovery);
+    if (parser.seen('S')) {
+      #if HAS_LCD_MENU
+        ui.goto_screen(menu_job_recovery);
+      #else
+        SERIAL_ECHO_MSG("Resume requires LCD.");
+      #endif
+    }
     else
       recovery.resume();
   }

Marlin/src/inc/SanityCheck.h

@@ -2336,8 +2336,8 @@ static_assert(   _ARR_TEST(3,0) && _ARR_TEST(3,1) && _ARR_TEST(3,2)
   #endif
 #endif
 
-#if ENABLED(POWER_LOSS_RECOVERY) && DISABLED(ULTIPANEL)
-  #error "POWER_LOSS_RECOVERY currently requires an LCD Controller."
+#if ENABLED(BACKUP_POWER_SUPPLY) && !PIN_EXISTS(POWER_LOSS)
+  #error "BACKUP_POWER_SUPPLY requires a POWER_LOSS_PIN."
 #endif
 
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)

config/default/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/3DFabXYZ/Migbot/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/ADIMLab/Gantry v1/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         28 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/ADIMLab/Gantry v2/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/AlephObjects/TAZ4/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Alfawise/U20-bltouch/Configuration_adv.h

@@ -961,6 +961,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Alfawise/U20/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/AliExpress/UM2pExt/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Anet/A2/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Anet/A2plus/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Anet/A6/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Anet/A8/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Anet/A8plus/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Anet/E16/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/AnyCubic/i3/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/ArmEd/Configuration_adv.h

@@ -964,6 +964,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/BIBO/TouchX/cyclops/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/BIBO/TouchX/default/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/BQ/Hephestos/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/BQ/Hephestos_2/Configuration_adv.h

@@ -968,6 +968,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/BQ/WITBOX/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Cartesio/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/CR-10/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/CR-10S/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/CR-10_5S/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/CR-10mini/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/CR-20 Pro/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/CR-20/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/CR-8/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/Ender-2/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/Ender-3/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/Ender-4/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Creality/Ender-5/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Dagoma/Disco Ultimate/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/EVNOVO (Artillery)/Sidewinder X1/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Einstart-S/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FYSETC/AIO_II/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FYSETC/Cheetah 1.2/BLTouch/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FYSETC/Cheetah 1.2/base/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FYSETC/Cheetah/BLTouch/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FYSETC/Cheetah/base/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FYSETC/F6_13/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Felix/DUAL/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Felix/Single/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FlashForge/CreatorPro/Configuration_adv.h

@@ -959,6 +959,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/FolgerTech/i3-2020/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Formbot/Raptor/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Formbot/T_Rex_2+/Configuration_adv.h

@@ -952,6 +952,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Formbot/T_Rex_3/Configuration_adv.h

@@ -964,6 +964,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Geeetech/A10/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Geeetech/A10M/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     #define POWER_LOSS_PIN           69 // Pin to detect power loss
     #define POWER_LOSS_STATE        LOW // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Geeetech/A20M/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     #define POWER_LOSS_PIN           69 // Pin to detect power loss
     #define POWER_LOSS_STATE        LOW // State of pin indicating power loss
     #define POWER_LOSS_PULL             // Set pullup / pulldown as appropriate

config/examples/Geeetech/MeCreator2/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/HMS434/Configuration_adv.h

@@ -945,6 +945,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PURGE_LEN   20 // (mm) Length of filament to purge on resume

config/examples/Infitary/i3-M508/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/JGAurora/A1/Configuration_adv.h

@@ -965,6 +965,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/JGAurora/A5/Configuration_adv.h

@@ -960,6 +960,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/JGAurora/A5S/Configuration_adv.h

@@ -965,6 +965,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/MakerParts/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Malyan/M150/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Malyan/M200/Configuration_adv.h

@@ -959,6 +959,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Micromake/C1/enhanced/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Mks/Robin/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Mks/Sbase/Configuration_adv.h

@@ -958,6 +958,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/RapideLite/RL200/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/RigidBot/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/SCARA/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/STM32/Black_STM32F407VET6/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Sanguinololu/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Tevo/Michelangelo/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Tevo/Tarantula Pro/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Tevo/Tornado/V1 (MKS Base)/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Tevo/Tornado/V2 (MKS GEN-L)/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/TheBorg/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/TinyBoy2/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Tronxy/X3A/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Tronxy/X5S-2E/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/UltiMachine/Archim1/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/UltiMachine/Archim2/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/VORONDesign/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Velleman/K8200/Configuration_adv.h

@@ -970,6 +970,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Velleman/K8400/Dual-head/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Velleman/K8400/Single-head/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/WASP/PowerWASP/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     #define POWER_LOSS_PIN           65 // Pin to detect power loss
     #define POWER_LOSS_STATE        LOW // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Wanhao/Duplicator 6/Configuration_adv.h

@@ -959,6 +959,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Wanhao/Duplicator i3 2.1/Configuration_adv.h

@@ -944,6 +944,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/Wanhao/Duplicator i3 Mini/Configuration_adv.h

@@ -957,6 +957,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/delta/Anycubic/Kossel/Configuration_adv.h

@@ -962,6 +962,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/delta/Dreammaker/Overlord/Configuration_adv.h

@@ -962,6 +962,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss (optional)
     #define POWER_LOSS_STATE        LOW // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/delta/Dreammaker/Overlord_Pro/Configuration_adv.h

@@ -962,6 +962,8 @@
    */
   #define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss (optional)
     #define POWER_LOSS_STATE        LOW // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate

config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h

@@ -962,6 +962,8 @@
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
+    //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
+    //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
     //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate