composer/packages/comgt/files/send_sms.sh

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#!/bin/sh
MODEM=/dev/ttyUSB2
DESTNUM="+7978XXXXXX"
MESSAGE="Hi, there"
# We need to put sleep 1 to slow down commands for modem to process
#
echo -e "ATZ\r" >${MODEM}
sleep 1
#
echo -e "AT+CMGF=1\r" >${MODEM}
sleep 1
#
echo -e "AT+CMGS=\"$DESTNUM\"\r" >${MODEM}
sleep 1
#
echo -e "${MESSAGE}\x1A" >${MODEM}
sleep 1