From a8758619ec535adde3d48c3a7c4e0efdd1e1b9f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Br=C3=A1zio?= <jbrazio@gmail.com>
Date: Thu, 14 Jul 2016 21:40:11 +0100
Subject: [PATCH] The safe_delay() is now globaly accessible

---
 Marlin/Marlin.h                               |  2 ++
 Marlin/Marlin_main.cpp                        |  2 +-
 .../ultralcd_implementation_hitachi_HD44780.h |  9 -----
 Marlin/utility.cpp                            | 33 +++++++++++++++++++
 4 files changed, 36 insertions(+), 10 deletions(-)
 create mode 100644 Marlin/utility.cpp

diff --git a/Marlin/Marlin.h b/Marlin/Marlin.h
index ec886b6809..d7c14d29a8 100644
--- a/Marlin/Marlin.h
+++ b/Marlin/Marlin.h
@@ -389,4 +389,6 @@ void calculate_volumetric_multipliers();
   #endif
 #endif
 
+void safe_delay(uint16_t del);
+
 #endif //MARLIN_H
diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index ac6d852a8f..15c27a43c4 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -946,7 +946,7 @@ void setup() {
   lcd_init();
   #if ENABLED(SHOW_BOOTSCREEN)
     #if ENABLED(DOGLCD)
-      delay(BOOTSCREEN_TIMEOUT);
+      safe_delay(BOOTSCREEN_TIMEOUT);
     #elif ENABLED(ULTRA_LCD)
       bootscreen();
       lcd_init();
diff --git a/Marlin/ultralcd_implementation_hitachi_HD44780.h b/Marlin/ultralcd_implementation_hitachi_HD44780.h
index 24d48b1a93..b5342bd3bb 100644
--- a/Marlin/ultralcd_implementation_hitachi_HD44780.h
+++ b/Marlin/ultralcd_implementation_hitachi_HD44780.h
@@ -443,15 +443,6 @@ unsigned lcd_print(char c) { return charset_mapper(c); }
     lcd.setCursor(indent, 2); lcd.print('\x02'); lcd_printPGM(PSTR( "------" ));  lcd.print('\x03');
   }
 
-  void safe_delay(uint16_t del){
-    while (del > 50) {
-      del -= 50;
-      delay(50);
-      thermalManager.manage_heater();
-    }
-    delay(del);
-  }
-
   void bootscreen() {
     byte top_left[8] = {
       B00000,
diff --git a/Marlin/utility.cpp b/Marlin/utility.cpp
new file mode 100644
index 0000000000..385fe3d391
--- /dev/null
+++ b/Marlin/utility.cpp
@@ -0,0 +1,33 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "Marlin.h"
+#include "temperature.h"
+
+void safe_delay(uint16_t ms) {
+  while (ms > 50) {
+    ms -= 50;
+    delay(50);
+    thermalManager.manage_heater();
+  }
+  delay(ms);
+}