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set DTR to false after connecting. workaround for wrong connection detection.

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This commit is contained in:
Teja 2015-03-28 19:20:15 +01:00
parent 8c33680a12
commit 7248a78053
1 changed files with 2 additions and 0 deletions
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2
src/octoprint/util/comm.py
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@ -1104,6 +1104,8 @@ class MachineCom(object):
self._serial.close()
self._serial.parity = serial.PARITY_NONE
self._serial.open()
if self._grbl :
self._serial.setDTR(False) # Drop DTR
except:
self._log("Unexpected error while connecting to serial port: %s %s" % (self._port, getExceptionString()))
self._errorValue = "Failed to open serial port, permissions correct?"