mirror of
https://bitbucket.org/librepilot/librepilot.git
synced 2024-12-05 13:24:11 +01:00
67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/**
|
|
******************************************************************************
|
|
* @addtogroup PIOS PIOS Core hardware abstraction layer
|
|
* @{
|
|
* @addtogroup PIOS_MPXV MPXV* Functions
|
|
* @brief Hardware functions to deal with the DIYDrones airspeed kit, using MPXV5004, 7002 or similar
|
|
* @{
|
|
*
|
|
* @file pios_mpxv.h
|
|
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
|
|
* @brief ETASV3 Airspeed Sensor Driver
|
|
* @see The GNU Public License (GPL) Version 3
|
|
*
|
|
******************************************************************************/
|
|
/*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef PIOS_MPXV_H
|
|
#define PIOS_MPXV_H
|
|
|
|
typedef enum { PIOS_MPXV_UNKNOWN, PIOS_MPXV_5004, PIOS_MPXV_7002 } PIOS_MPXV_sensortype;
|
|
typedef struct {
|
|
PIOS_MPXV_sensortype type;
|
|
uint8_t airspeedADCPin;
|
|
uint16_t calibrationCount;
|
|
uint32_t calibrationSum;
|
|
uint16_t zeroPoint;
|
|
float maxSpeed;
|
|
} PIOS_MPXV_descriptor;
|
|
|
|
#define PIOS_MPXV_5004_DESC(pin) \
|
|
(PIOS_MPXV_descriptor) { \
|
|
.type = PIOS_MPXV_5004, \
|
|
.airspeedADCPin = pin, \
|
|
.maxSpeed = 80.0f, \
|
|
.calibrationCount = 0, \
|
|
.calibrationSum = 0, \
|
|
}
|
|
#define PIOS_MPXV_7002_DESC(pin) \
|
|
(PIOS_MPXV_descriptor) { \
|
|
.type = PIOS_MPXV_7002, \
|
|
.airspeedADCPin = pin, \
|
|
.maxSpeed = 56.0f, \
|
|
.calibrationCount = 0, \
|
|
.calibrationSum = 0, \
|
|
}
|
|
|
|
|
|
uint16_t PIOS_MPXV_Measure(PIOS_MPXV_descriptor *desc);
|
|
uint16_t PIOS_MPXV_Calibrate(PIOS_MPXV_descriptor *desc, uint16_t measurement);
|
|
float PIOS_MPXV_CalcAirspeed(PIOS_MPXV_descriptor *desc, uint16_t measurement);
|
|
|
|
#endif /* PIOS_MPXV_H */
|