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hannes-angst/ledColorTest.sh

Last active February 2, 2020 11:13
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Random bytes as hex
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ledColorTest.sh
#!/bin/bash
while :
do
COLOR=`head -c3 </dev/urandom|xxd -p -u`
NOW=`date +%Y-%m-%dT%H:%M:%S%z`
echo -n "${NOW} - ${COLOR}"
mqtt_pub -t "/angst/devices/0017EF8C/led" -m '["'${COLOR}'"]'
echo
sleep 1
done
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head -c3 </dev/urandom|xxd -p -u generates a 3-byte hex string for RGB LEDs.

BEEF33

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