From c6577aea603e937d9177d7900fea2ca85f0df1f9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Br=C3=A1zio?= <jbrazio@gmail.com>
Date: Wed, 30 Mar 2016 01:03:20 +0100
Subject: [PATCH] M190 bed temp was never reached

---
 Marlin/Marlin_main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 38eef424c5..c83f1ad89c 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -4307,7 +4307,7 @@ inline void gcode_M109() {
 
     cancel_heatup = false;
     millis_t now = millis(), next_temp_ms = now + 1000UL;
-    while (!cancel_heatup && degTargetBed() != degBed()) {
+    while (!cancel_heatup && fabs(degTargetBed() - degBed()) < 0.75f) {
       millis_t now = millis();
       if (now > next_temp_ms) { //Print Temp Reading every 1 second while heating up.
         next_temp_ms = now + 1000UL;