From cbbb7ac350d030dcd07ebd928d7bf0a3c6714267 Mon Sep 17 00:00:00 2001
From: Michael Moon <triffid.hunter@gmail.com>
Date: Tue, 22 Dec 2009 10:55:17 +1100
Subject: [PATCH] set outputs to known value before making outputs

---
 stepper-2/stepper.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/stepper-2/stepper.c b/stepper-2/stepper.c
index 42b9e49..48693e3 100644
--- a/stepper-2/stepper.c
+++ b/stepper-2/stepper.c
@@ -156,7 +156,6 @@ int main (void)
 	uint16_t spinner = 0;
 	int r;
 	int32_t	rv;
-	int rs;
 
 	// setup inputs
 	DDR_STEP &= ~MASK(PIN_STEP);
@@ -166,7 +165,9 @@ int main (void)
 	PORT_STEP |= MASK(PIN_STEP);
 	PORT_DIR |= MASK(PIN_DIR);
 
-	// direction pins to motor controller
+	// outputs to motor controller
+	PORT_STEPOUT &= ~MASK(PIN_STEPOUT);
+	PORT_DIROUT &= ~MASK(PIN_DIROUT);
 	DDR_STEPOUT |= MASK(PIN_STEPOUT);
 	DDR_DIROUT |= MASK(PIN_DIROUT);