Bash script to read out the DS18B20 1wire temp sensor. You have to modprobe the w1-gpio and w1-therm modules before using it.

w1-therm.sh

#!/bin/bash                                                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                
THERM=$(cat $1)                                                                                                                                                                                                                                                                 
CPU=$(cat /sys/class/thermal/thermal_zone0/temp)                                                                                                                                                                                                                                
DATE=$(date +%Y,%m,%d%t%H,%M,%S)                                                                                                                                                                                                                                                
                                                                                                                                                                                                                                                                                
echo ${THERM} | tr '\n' ' ' | grep -q "YES"                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                
if [ $? -eq 0 ]; then                                                                                                                                                                                                                                                           
  BLUB=$(echo -n ${THERM} | tr '\n' ' ' | sed "s/.*\([0-9][0-9]\)\([0-9][0-9][0-9]\).*/\1.\2/");                                                                                                                                                                                
  BLOB=$(echo -n ${CPU} | sed "s/.*\([0-9][0-9]\)\([0-9][0-9][0-9]\).*/\1.\2/");                                                                                                                                                                                                
  echo "$DATE      $BLUB      $BLOB";                                                                                                                                                                                                                                           
fi