It looks like Device::SerialPort may be what you are after (a CPAN module search for 'serial' turned it up on the second page: http://search.cpan.org/search?m=module&q=serial&s=11).
You won't find anything generic for USB, it doesn't work that way. It's a 'bus' (Universal Serial Bus).
In reply to Re: basic serial and USB access
by GrandFather
in thread basic serial and USB access
by apotheon
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