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Viewing changes to src/rc-interface/receiver.cc

  • Committer: Tim Marston
  • Date: 2014-02-05 22:15:49 UTC
  • Revision ID: tim@ed.am-20140205221549-jmrvij7zyl1cn8j9
stabalised the PPM output on the rc-interface board

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src/rc-interface/receiver.cc
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#include "receiver.h"
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#include "config.h"
 
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#include "common.h"
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#include <Arduino.h>
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#include <limits.h>
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}
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static unsigned long calculate_duration( unsigned long then, unsigned long now )
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{
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        return now - then;
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        if( now < then )
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                return now + ( ULONG_MAX - then );
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        else
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                return now - then;
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}
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bool Receiver::read_channels( unsigned long channel_values[] )
 
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bool Receiver::read_channels( int channel_values[] )
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{
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        static unsigned long last_pulse_down = 0;
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        static int next_channel = 0;
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                        {
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                                // store channel value
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                                int channel = channel_order_[ next_channel ] - 1;
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                                channel_values[ channel ] = duration;
 
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                                channel_values[ channel ] = MAX_CHANNEL_VALUE *
 
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                                        ( duration - MIN_PULSE_WIDTH ) /
 
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                                        ( MAX_PULSE_WIDTH - MIN_PULSE_WIDTH );
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                                // we got a channel
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                                next_channel++;