mraa/examples/python/uart.py

#!/usr/bin/env python

# Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
# Copyright (c) 2018 Linaro Ltd.
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
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# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
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# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
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#
# Example Usage: Sends data through UART

import mraa
import time
import sys

# serial port
port = "/dev/ttyACM0"

data = 'Hello Mraa!'

# initialise UART
uart = mraa.Uart(port)

# send data through UART
uart.write(bytearray(data, 'utf-8'))