• sms tool for various of 3g/4g modem
• read sms as raw pdu or decoded text
• support ucs2 decoding

sms_tool 2025.1.2 mod by iamromulan usage: [options] send phoneNumber message [options] recv [options] delete msg_index | all [options] status [options] ussd code [options] at command options: -b (default: 115200) -c coding scheme (for ussd, 0 - 7BIT, 2 - UCS2, default: detect) -d (default: /dev/ttyUSB0) -D debug (for ussd and at) -f <date/time format> (for sms/recv) -j json output (for sms/recv) -R use raw input (for ussd) -r use raw output (for ussd and sms/recv) -s (for sms/recv/status) -t (default: 180) --version (show version information)