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artizirk/sendsms.sh

Last active December 3, 2022 20:41
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send sms with ppp chat program
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sendsms.sh
#!/bin/ash
#using: sendsms +375555555 "some text i want to send"
TELFNUMB=$1
SMSTEXT=$2
MODEM="/dev/ttyUSB1"
#reg to the network (maybe not needed)
gcom reg -d $MODEM
# Set modem speed
stty -F $MODEM ispeed 9600
#send some AT commands to the modem and hope that it works
chat TIMEOUT 1 "" "AT" "OK" > $MODEM
chat TIMEOUT 1 "" "AT+CMGF=1" "OK" > $MODEM
chat TIMEOUT 1 "" "AT+CMGS=\"$TELFNUMB\"" "OK" > $MODEM
chat TIMEOUT 1 "" "$SMSTEXT" "OK" > $MODEM
chat TIMEOUT 1 "" "^Z" "OK" > $MODEM
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