How Python operates the serial port

This article describes the python operation of the serial port method. Share to everyone for your reference. Specific as follows:

First make sure the serial module is installed and install python-pyserial if it is not installed.

A python-implemented serial port Echo

Import serial Import sys try:   ser = serial. Serial ('/dev/ttyusb0 ', 9600) except Exception, E:   print ' Open Serial failed. '   Exit (1) print ' A Serial echo is Running ... ' while True:   # Echo   s = ser.read ()   ser.write (s)   # write to Stdo UT and flush it   sys.stdout.write (s)   Sys.stdout.flush ()

Hopefully this article will help you with Python programming.

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