One more thing: you probably can replace the 
  my $ob = Device::SerialPort->new($PORT) || die;

[download]
With just the tie (eschewing the config file): 
  my $ob = tie (*FH, 'Device::SerialPort', $PORT) || die;

[download]
Untested though.

In reply to Re^5: How to send long sting Device::SerialPort by oiskuu
in thread How to send long sting Device::SerialPort by rkrasowski

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