comedilib/swig/ruby/demo/outp

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#!/usr/bin/env ruby
require 'comedi'
require 'getoptlong'
require 'common'
include Comedi
parse_options
begin
dev = Comedi::open($filename)
rescue
comedi_perror($filename)
exit 1
end
data = $value
if $verbose
print "writing #{$value} to device=#{$filename} subdevice=#{$subdevice}"
print " channel=#{$channel} range=#{$range}"
print " analog reference=#{$aref}\n"
end
begin
dev.data_write($subdevice, $channel, $range, $aref, data)
rescue
comedi_perror($filename)
exit 1
end
puts data
exit 0