#!/bin/bash
    cd /home/pi

    # s1 = S/N des 18(B)20
    s1=10-000801708b93
    t1=$(echo $(cat /sys/bus/w1/devices/$s1/w1_slave | grep "t=") | cut -d "=" -f2)
    div=1000
    out=`echo "scale=1; $t1 / $div" | bc`
    echo "Temperatur: $out°C"