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45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/**
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******************************************************************************
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_HCSR04 HCSR04 Functions
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* @brief Hardware functions to deal with the altitude sonar sensor
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* @{
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*
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* @file pios_hcsr04.h
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* @brief HCSR04 functions header.
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PIOS_HCSR04_H
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#define PIOS_HCSR04_H
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/* Public Functions */
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extern int32_t PIOS_HCSR04_Get(void);
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extern int32_t PIOS_HCSR04_Completed(void);
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extern void PIOS_HCSR04_Trigger(void);
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#endif /* PIOS_HCSR04_H */
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/**
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* @}
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* @}
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*/
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