export_data.sh

#!/bin/bash
# file: export_data.sh
# date: 2019-03-29
# license: GPLv3 https://www.gnu.org/licenses/gpl-3.0.txt
# author: nanpuyue <nanpuyue@gmail.com> https://blog.nanpuyue.com
# note: 
# sigrok-cli -i xxx.sr -P uart:baudrate=1500000:tx=D3 -A uart=tx-data --protocol-decoder-samplenum

INTERVAL=100
END=0

while read line; do
    LINE=(${line/-/ })
    START="${LINE[0]}"
    DATA="${LINE[3]}"
    if ((START-END > INTERVAL)); then
        echo
    fi
    echo -n "$DATA"
    END="${LINE[1]}"
done < "$1"
echo