diff options
-rwxr-xr-x | reset.py | 39 |
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" |