## set the Newline/Carriage Return character(s) this device expects (e.g. NL = \n, CR = \r, CRLF=\r\l)
            $NL = "\r\l";
            $NL = "\r\l";

##</code><code>##

            $NL = "\0xa";

##</code><code>##

    sleep 0.1;