From e92620b9b2d130c5ea3e9fabb91a9e74cba4f710 Mon Sep 17 00:00:00 2001 From: Anton Babushkin Date: Tue, 20 May 2014 23:15:58 +0200 Subject: rc_channels topic cleanup --- src/modules/uORB/topics/rc_channels.h | 68 ++++++++++++++--------------------- 1 file changed, 26 insertions(+), 42 deletions(-) (limited to 'src/modules/uORB') diff --git a/src/modules/uORB/topics/rc_channels.h b/src/modules/uORB/topics/rc_channels.h index 370c54442..829d8e57d 100644 --- a/src/modules/uORB/topics/rc_channels.h +++ b/src/modules/uORB/topics/rc_channels.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -42,60 +42,44 @@ #include #include "../uORB.h" -/** - * The number of RC channel inputs supported. - * Current (Q4/2013) radios support up to 18 channels, - * leaving at a sane value of 16. - * This number can be greater then number of RC channels, - * because single RC channel can be mapped to multiple - * functions, e.g. for various mode switches. - */ -#define RC_CHANNELS_MAPPED_MAX 16 - /** * This defines the mapping of the RC functions. * The value assigned to the specific function corresponds to the entry of - * the channel array chan[]. + * the channel array channels[]. */ enum RC_CHANNELS_FUNCTION { THROTTLE = 0, - ROLL = 1, - PITCH = 2, - YAW = 3, - MODE = 4, - RETURN = 5, - POSCTL = 6, - LOITER = 7, - OFFBOARD_MODE = 8, - ACRO = 9, - FLAPS = 10, - AUX_1 = 11, - AUX_2 = 12, - AUX_3 = 13, - AUX_4 = 14, - AUX_5 = 15, - RC_CHANNELS_FUNCTION_MAX /**< indicates the number of functions. There can be more functions than RC channels. */ + ROLL, + PITCH, + YAW, + MODE, + RETURN, + POSCTL, + LOITER, + OFFBOARD_MODE, + ACRO, + FLAPS, + AUX_1, + AUX_2, + AUX_3, + AUX_4, + AUX_5, + RC_CHANNELS_FUNCTION_MAX /**< Indicates the number of functions. There can be more functions than RC channels. */ }; /** * @addtogroup topics * @{ */ - struct rc_channels_s { - - uint64_t timestamp; /**< In microseconds since boot time. */ - uint64_t timestamp_last_valid; /**< timestamp of last valid RC signal. */ - struct { - float scaled; /**< Scaled to -1..1 (throttle: 0..1) */ - } chan[RC_CHANNELS_MAPPED_MAX]; - uint8_t chan_count; /**< number of valid channels */ - - /*String array to store the names of the functions*/ - char function_name[RC_CHANNELS_FUNCTION_MAX][20]; - int8_t function[RC_CHANNELS_FUNCTION_MAX]; - uint8_t rssi; /**< Overall receive signal strength */ - bool signal_lost; /**< control signal lost, should be checked together with topic timeout */ + uint64_t timestamp; /**< Timestamp in microseconds since boot time */ + uint64_t timestamp_last_valid; /**< Timestamp of last valid RC signal */ + float channels[RC_CHANNELS_FUNCTION_MAX]; /**< Scaled to -1..1 (throttle: 0..1) */ + uint8_t channel_count; /**< Number of valid channels */ + char function_name[RC_CHANNELS_FUNCTION_MAX][20]; /**< String array to store the names of the functions */ + int8_t function[RC_CHANNELS_FUNCTION_MAX]; /**< Functions mapping */ + uint8_t rssi; /**< Receive signal strength index */ + bool signal_lost; /**< Control signal lost, should be checked together with topic timeout */ }; /**< radio control channels. */ /** -- cgit v1.2.3