From 1dc8b9c0a9a9e594cb6cdc46982a155006b7db20 Mon Sep 17 00:00:00 2001
From: Pedro Weinzettel <weinzettel.pedro@gmail.com>
Date: Mon, 26 Jun 2017 11:38:51 -0300
Subject: [PATCH 1/4] Stepper.h - Add the ability to stop "steps" routine

In one of my projects, I needed to stop the "steps" routine with an interruption.
I just put and bool flag to keep it looping.
Maybe someone else will find it interesting
---
 src/Stepper.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Stepper.h b/src/Stepper.h
index 2e68979..c0e3cb9 100644
--- a/src/Stepper.h
+++ b/src/Stepper.h
@@ -96,6 +96,9 @@ class Stepper {
     // mover method:
     void step(int number_of_steps);
 
+    //stop rutine
+    void stop(void);
+
     int version(void);
 
   private:

From 6683cc9511efed8617cd9a4af41625956a1c9b18 Mon Sep 17 00:00:00 2001
From: Pedro Weinzettel <weinzettel.pedro@gmail.com>
Date: Mon, 26 Jun 2017 11:39:17 -0300
Subject: [PATCH 2/4] Stepper.cpp - Add the ability to stop "steps" routine

In one of my projects, I needed to stop the "steps" routine with an interruption.
I just put and bool flag to keep it looping.
Maybe someone else will find it interesting
---
 src/Stepper.cpp | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/Stepper.cpp b/src/Stepper.cpp
index 1f76295..e390028 100644
--- a/src/Stepper.cpp
+++ b/src/Stepper.cpp
@@ -72,7 +72,7 @@
  *
  * The circuits can be found at
  *
- * http://www.arduino.cc/en/Tutorial/Stepper
+ * http://www.arduino.cc/en/Reference/Stepper
  */
 
 #include "Arduino.h"
@@ -177,6 +177,14 @@ void Stepper::setSpeed(long whatSpeed)
   this->step_delay = 60L * 1000L * 1000L / this->number_of_steps / whatSpeed;
 }
 
+/*
+ * Sets the speed in revs per minute
+ */
+void Stepper::stop(void)
+{
+  this->set_stop = true;
+}
+
 /*
  * Moves the motor steps_to_move steps.  If the number is negative,
  * the motor moves in the reverse direction.
@@ -191,7 +199,8 @@ void Stepper::step(int steps_to_move)
 
 
   // decrement the number of steps, moving one step each time:
-  while (steps_left > 0)
+  this->set_stop = false;
+  while (steps_left > 0 && set_stop == false)
   {
     unsigned long now = micros();
     // move only if the appropriate delay has passed:

From 587681ff480cdb7d9612c83fde75e36b8d71ddd5 Mon Sep 17 00:00:00 2001
From: Pedro Weinzettel <weinzettel.pedro@gmail.com>
Date: Mon, 26 Jun 2017 11:40:08 -0300
Subject: [PATCH 3/4] keywords.txt - Add the ability to stop "steps" routine

In one of my projects, I needed to stop the "steps" routine with an interruption.
I just put and bool flag to keep it looping.
Maybe someone else will find it interesting
---
 keywords.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/keywords.txt b/keywords.txt
index 5e58a66..6e32c04 100644
--- a/keywords.txt
+++ b/keywords.txt
@@ -14,6 +14,7 @@ Stepper	KEYWORD1	Stepper
 
 step	KEYWORD2
 setSpeed	KEYWORD2
+stop	KEYWORD2
 version	KEYWORD2
 
 ######################################

From 3742914a9c94d81a08130c485358bbbd94295ecc Mon Sep 17 00:00:00 2001
From: Pedro Weinzettel <weinzettel.pedro@gmail.com>
Date: Mon, 17 Jul 2017 17:53:18 -0300
Subject: [PATCH 4/4] Update Stepper.cpp

---
 src/Stepper.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Stepper.cpp b/src/Stepper.cpp
index e390028..c3d29a2 100644
--- a/src/Stepper.cpp
+++ b/src/Stepper.cpp
@@ -72,7 +72,7 @@
  *
  * The circuits can be found at
  *
- * http://www.arduino.cc/en/Reference/Stepper
+ * http://www.arduino.cc/en/Tutorial/Stepper
  */
 
 #include "Arduino.h"