pios_adc.h

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/*
 * 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, see <http://www.gnu.org/licenses/>
 */

#ifndef PIOS_ADC_H
#define PIOS_ADC_H

#include <stdint.h>             /* uint*_t */
#include <stdbool.h>    /* bool */
#include "pios_queue.h"

struct pios_adc_driver {
        void (*init)(uintptr_t id);
        int32_t (*get_pin)(uintptr_t id, uint32_t pin);
        uint8_t (*number_of_channels)(uintptr_t id);
        float (*lsb_voltage)(uintptr_t id);
};

/* Public Functions */
extern int32_t PIOS_ADC_GetChannelRaw(uint32_t channel);
extern float PIOS_ADC_GetChannelVolt(uint32_t channel);

#endif /* PIOS_ADC_H */