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 Listening...

Please pick an option you'd like to use:
...
Sent cmd: 1
Waiting for plant bed to fill...
 [1] Cycle  [2] Relay OFF  [3] Relay ON  [4] Config  [1]: 3

Listening...

Please pick an option you'd like to use:
...
Waiting for plant bed to fill...
 [1] Cycle  [2] Relay OFF  [3] Relay ON  [4] Config  [1]: 
From arduino: Relay on

#!/usr/bin/perl -w
# Sample Perl script to transmit number
# to Arduino then listen for the Arduino
...
           }
   }
}