added reset.py to the makefile and the build dir

1 files changed, 39 insertions, 0 deletions

diff --git a/reset.py b/reset.py
new file mode 100755
index 0000000..a7447d0
--- /dev/null
+++ b/reset.py
@@ -0,0 +1,39 @@
+#!/usr/bin/python
+
+import serial
+import time
+
+ser = serial.Serial('/dev/ttyACM0', baudrate=115200)
+ser.open()
+
+# pull dtr and rts low
+ser.setRTS(0)
+ser.setDTR(0)
+
+# toggle DTR
+ser.setDTR(1)
+
+# Some versions of python seem to throw an IOError on this line.
+# I have no idea why and don't have any time to look at it.
+# Just catch it for now.
+#
+# Error msg:
+#
+# Traceback (most recent call last):
+#   File "./reset.py", line 15, in <module>
+#     ser.setDTR(0)
+#   File "/usr/lib/python2.6/dist-packages/serial/serialposix.py", line 388, in setDTR
+#     fcntl.ioctl(self.fd, TIOCMBIC, TIOCM_DTR_str)
+# IOError: [Errno 84] Invalid or incomplete multibyte or wide character
+
+try:
+   ser.setDTR(0)
+except IOError:
+   print "IOError caught"
+
+# close
+ser.close()
+
+time.sleep(1)
+
+print "Done"