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Sound Monitor
PC
Prerequisite
sudo apt-get install netdiscover rrdtool
Discover RADXA
sudo netdiscover ... 192.168.2.44 ac:a2:13:42:1c:14 ...
Connect to RADXA
# user rock, password rock ssh rock@192.168.x.y
Copy database
scp rock@192.168.x.y:~/monitor/db.rrd /tmp
Generate graph
RADXA
Service
/etc/systemd/system/monitor.service
Enable
systemctl enable vgaoff.service