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35 lines
980 B
Gnuplot
35 lines
980 B
Gnuplot
############################
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# Display the measured temperature and actuator data logged
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# as described in the 04_log config file.
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# Copy your logfile to fht.log and then call
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# gnuplot fht.gnuplot
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# (i.e. this file)
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# Note: The webfrontend pgm2 and pgm3 does this for you.
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# More examples can be found in the webfrontend/pgm2 directory.
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###########################
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# Uncomment the following if you want to create a postscript file
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# and comment out the pause at the end
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#set terminal postscript color "Helvetica" 11
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#set output 'fht.ps'
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set xdata time
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set timefmt "%Y-%m-%d_%H:%M:%S"
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set xlabel " "
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set ylabel "Temperature (Celsius)"
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set y2label "Actuator (%)"
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set ytics nomirror
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set y2tics
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set y2label "Actuator (%)"
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set title 'FHT log'
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plot \
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"< awk '/measured/{print $1, $4}' fht.log"\
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using 1:2 axes x1y1 title 'Measured temperature' with lines,\
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"< awk '/actuator/{print $1, $4+0}' fht.log"\
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using 1:2 axes x1y2 title 'Actuator (%)' with lines\
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pause 100000
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