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tools/pyboard.py : Set DTR on Windows to avoid ESPxx hard reset. #10347

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Merged
merged 1 commit into from
Jan 13, 2023
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tools/pyboard.py : Set DTR on Windows to avoid ESPxx hard reset. #10347

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10 changes: 9 additions & 1 deletion tools/pyboard.py
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Original file line number Diff line number Diff line change
Expand Up @@ -286,7 +286,15 @@ def __init__(
delayed = False
for attempt in range(wait + 1):
try:
self.serial = serial.Serial(device, **serial_kwargs)
if os.name == "nt":
# Windows does not set DTR or RTS by default
self.serial = serial.Serial(**serial_kwargs)
self.serial.dtr = True
self.serial.rts = False
self.serial.port = device
self.serial.open()
else:
self.serial = serial.Serial(device, **serial_kwargs)
break
except (OSError, IOError): # Py2 and Py3 have different errors
if wait == 0:
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