From: daid <daid303@gmail.com>
Date: Wed, 11 Jul 2012 07:40:34 +0000 (+0200)
Subject: Add DTR toggle to baudrate detection code. Should fix #159
X-Git-Tag: 12.08~35
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=32b321980f6a3c39ff90a3c16dae975114927bb2;p=cura.git

Add DTR toggle to baudrate detection code. Should fix #159
---

diff --git a/Cura/util/machineCom.py b/Cura/util/machineCom.py
index c7d285d5..943d9694 100644
--- a/Cura/util/machineCom.py
+++ b/Cura/util/machineCom.py
@@ -129,11 +129,19 @@ class MachineCom():
 			except:
 				print "Unexpected error while connecting to serial port:" + port, sys.exc_info()[0]
 				continue
+			ser.setDTR(1)
+			time.sleep(0.1)
+			ser.setDTR(0)
+			time.sleep(0.2)
 			starttime = time.time()
 			for line in ser:
 				if line.startswith('start'):
 					ser.close()
-					return Serial(port, baudrate, timeout=2)
+					ser = Serial(port, baudrate, timeout=2)
+					ser.setDTR(1)
+					time.sleep(0.1)
+					ser.setDTR(0)
+					time.sleep(0.2)
 				if starttime - time.time() > 10:
 					break
 			ser.close()