Python serial port example windows
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Python serial port example windows code#
This modification to Thomas's code has been tested on Ubuntu 14.04 only. If you're running in a terminal, /dev/tty is the terminal in which you're working and opening and closing it can goof up your command line, so the glob is designed to not do that. This is because Linux, at least, lists a boatload of ports as files in /dev/ which aren't connected to anything. Ī possible refinement to Thomas's excellent answer is to have Linux and possibly OSX also try to open ports and return only those which could be opened. It also contains The USB info is also available as attributes of ListPortInfo. This module can be executed to get a list of ports ( python -m serial.tools.list_ports ). Call SetupDiGetClassDevs with a ClassGuid of GUID_DEVINTERFACE_COMPORT. Then use CreateFile and GetCommConfig with each device name in turn to figure out whether it's a serial port. Tools, Several options are available: Call QueryDosDevice with a NULL lpDeviceName to list all DOS devices. Raise EnvironmentError('Unsupported platform')Įxcept (OSError, serial.SerialException): # this excludes your current terminal "/dev/tty" import sysĪ list of the serial ports available on the system