/usr/share/doc/libdevice-serialport-perl/examples/example5.txt is in libdevice-serialport-perl 1.04-3build2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | #!/usr/bin/perl -w
# cross-platform example5
use strict;
use vars qw( $OS_win $ob $file );
BEGIN {
$OS_win = ($^O eq "MSWin32") ? 1 : 0;
if ($OS_win) {
eval "use Win32::SerialPort 0.11";
die "$@\n" if ($@);
}
else {
eval "use Device::SerialPort";
die "$@\n" if ($@);
}
} # End BEGIN
$file = 'tpj4.cfg';
if ($OS_win) {
$ob = Win32::SerialPort->start ($file);
}
else {
$ob = Device::SerialPort->start ($file);
}
die "Can't open serial port from $file: $^E\n" unless ($ob);
my $baud = $ob->baudrate;
print "baud from configuration: $baud\n";
$ob->write("ATE0X4\r");
sleep 1;
my $result = $ob->input;
print "result = $result\n";
$ob->write("AT&V\r");
sleep 2;
$result = $ob->input;
print "result = $result\n";
undef $ob;
|