mirror of https://github.com/wb2osz/direwolf.git
33 lines
906 B
Perl
33 lines
906 B
Perl
#!/usr/bin/perl
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# Part of Dire Wolf APRS Telemetry Toolkit, WB2OSZ, 2015
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if ($#ARGV+1 < 2 || $#ARGV+1 > 3) {
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print STDERR "A callsign, bit sense string, and optional project title must be provided.\n";
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usage();
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}
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# Separate out call and pad to 9 characters.
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$call = shift @ARGV;
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$call = substr($call . " ", 0, 9);
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if ( ! ($ARGV[0] =~ m/^[01]{8}$/)) {
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print STDERR "The bit-sense value must be 8 binary digits.\n";
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usage();
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}
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print ":$call:BITS." . join (',', @ARGV) . "\n";
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exit 0;
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sub usage ()
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{
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print STDERR "\n";
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print STDERR "telem-bits.pl - Generate BITS message with bit polarity and optional project title.\n";
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print STDERR "\n";
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print STDERR "Usage: telem-bits.pl call bit-sense [ project-title ]\n";
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print STDERR "\n";
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print STDERR "Bit-sense is string of 8 binary digits.\n";
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print STDERR "If project title contains any spaces, enclose it in quotes.\n";
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exit 1;
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} |