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keep the devPath used on serial connections

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This commit is contained in:
Mike Kinney
2022-02-18 09:59:09 -08:00
parent db90b898e1
commit f674afc412
1 changed files with 7 additions and 5 deletions
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12
meshtastic/serial_interface.py
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@@ -24,6 +24,8 @@ class SerialInterface(StreamInterface):
"""
self.noProto = noProto
self.devPath = None
if devPath is None:
ports = meshtastic.util.findPorts()
logging.debug(f"ports:{ports}")
@@ -36,23 +38,23 @@ class SerialInterface(StreamInterface):
message += f" Ports detected:{ports}"
meshtastic.util.our_exit(message)
else:
devPath = tmp_ports[0]
self.devPath = tmp_ports[0]
else:
devPath = ports[0]
self.devPath = ports[0]
logging.debug(f"Connecting to {devPath}")
logging.debug(f"Connecting to {self.devPath}")
# first we need to set the HUPCL so the device will not reboot based on RTS and/or DTR
# see https://github.com/pyserial/pyserial/issues/124
if platform.system() != 'Windows':
with open(devPath, encoding='utf8') as f:
with open(self.devPath, encoding='utf8') as f:
attrs = termios.tcgetattr(f)
attrs[2] = attrs[2] & ~termios.HUPCL
termios.tcsetattr(f, termios.TCSAFLUSH, attrs)
f.close()
time.sleep(0.1)
self.stream = serial.Serial(devPath, 921600, exclusive=True, timeout=0.5, write_timeout=0)
self.stream = serial.Serial(self.devPath, 921600, exclusive=True, timeout=0.5, write_timeout=0)
self.stream.flush()
time.sleep(0.1)