23 lines
339 B
Bash
Executable file
23 lines
339 B
Bash
Executable file
#!/bin/bash
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port=/dev/ttyUSB0
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cmdfile=~/annunciatorServer.txt
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## Setup serial port
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stty -F $port ispeed 9600 ospeed 9600 -ignpar cs8 -cstopb -hupcl
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## Setup files
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touch $cmdfile
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## Monitor file for new commands
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while true
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do
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incmd=$(head -c 1 $cmdfile)
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if [ _$incmd != _ ]
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then
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echo $incmd > $port
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> $cmdfile
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fi
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sleep 1
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done
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