44 lines
1.0 KiB
Python
44 lines
1.0 KiB
Python
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#! /usr/bin/env python
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"""\
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Scan for serial ports.
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Part of pySerial (http://pyserial.sf.net)
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(C) 2002-2003 <cliechti@gmx.net>
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The scan function of this module tries to open each port number
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from 0 to 255 and it builds a list of those ports where this was
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successful.
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"""
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import serial
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import glob
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import sys
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def win_scan():
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"""scan for available ports. return a list of tuples (num, name)"""
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available = []
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for i in range(256):
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try:
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s = serial.Serial(i)
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available.append( (i, s.portstr))
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s.close() # explicit close 'cause of delayed GC in java
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except serial.SerialException:
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pass
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return available
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def get():
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ports = []
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if sys.platform.startswith('win'):
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for n,s in win_scan():
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ports.append(s)
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else:
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for name in lin_scan():
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ports.append(name)
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return ports
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def lin_scan():
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"""scan for available ports. return a list of device names."""
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return glob.glob('/dev/ttyS*') + glob.glob('/dev/ttyUSB*') + glob.glob('/dev/ttyACM*')
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