Linux rfcomm serial communication

Scan to discover Bluetooth device

Pair with Bluetooth device

Connect with SPP

In one shell/terminal - pipe the input from the Bluetooth device to a file

     less -f /dev/rfcomm0 then ctrl+F
or
     tail -f /dev/rfcomm0
or
     cat /dev/rfcomm0 > datalog.txt

In another shell/terminal - echo some command to the Bluetooth device

     echo "8;" > /dev/rfcomm0

Quit the cat command

Inspect the output

     less datalog.txt

Comments

Popular posts from this blog

Sites, Newsletters, and Blogs

Oracle JDBC ReadTimeout QueryTimeout

Locks held on Oracle for hours after sessions abnormally terminated by node failure