#!/usr/bin/env perl use strict; use warnings; BEGIN { use FindBin; use lib "$FindBin::Bin/../lib"; } use Slic3r; my $serial = Slic3r::GCode::Sender->new($ARGV[0], $ARGV[1]); $serial->send($ARGV[2]); exit; while (1) { $serial->send("1"); sleep 1; $serial->send("0"); sleep 1; } __END__