#!/bin/sh
# Copyright (c) 2015 Miguel Angel Sagreras                                       #
#                                                                                #
# 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, distribute, sublicense, and/or sell      #
# copies of the Software, and to permit persons to whom the Software is          #
# furnished to do so, subject to the following conditions:                       #
#                                                                                #
# The above copyright notice and this permission notice shall be included in all #
# copies or substantial portions of the Software.                                #
#                                                                                #
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR     #
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,       #
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE    #
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER         #
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,  #
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE  #
# SOFTWARE.                                                                      #
#                                                                                #

TTY="${TTY:-/dev/ttyUSB0}"
SPEED="${SPEED:-3000000}"

if [ ! -c "${TTY}" ] ; then
	echo Serial port "${TTY}" not found 1>&2
	exit -1
fi

echo Setting serial speed ${SPEED} to port "${TTY}" 1>&2
stty -F  "${TTY}" sane 1>&2
stty -F  "${TTY}" "${SPEED}" cs8 raw -echo -cstopb -parenb -onlcr -ocrnl -onlcr -ofdel -onlret -opost 1>&2
