mirror of
https://bitbucket.org/librepilot/librepilot.git
synced 2024-11-30 08:24:11 +01:00
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/**
|
|
******************************************************************************
|
|
* @addtogroup PIOS PIOS Core hardware abstraction layer
|
|
* @{
|
|
* @addtogroup PIOS_ADC ADC Functions
|
|
* @brief PIOS interface for USART port
|
|
* @{
|
|
*
|
|
* @file pios_adc_priv.h
|
|
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
|
|
* @brief ADC private definitions.
|
|
* @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_ADC_PRIV_H
|
|
#define PIOS_ADC_PRIV_H
|
|
|
|
#include <pios.h>
|
|
#include <pios_stm32.h>
|
|
#include <pios_adc.h>
|
|
#include <fifo_buffer.h>
|
|
|
|
struct pios_adc_cfg {
|
|
struct stm32_dma dma;
|
|
uint32_t half_flag;
|
|
uint32_t full_flag;
|
|
};
|
|
|
|
struct pios_adc_dev {
|
|
const struct pios_adc_cfg *const cfg;
|
|
ADCCallback callback_function;
|
|
#if defined(PIOS_INCLUDE_FREERTOS)
|
|
xQueueHandle data_queue;
|
|
#endif
|
|
volatile int16_t *valid_data_buffer;
|
|
volatile uint8_t adc_oversample;
|
|
uint8_t dma_block_size;
|
|
uint16_t dma_half_buffer_size;
|
|
#if defined(PIOS_INCLUDE_ADC)
|
|
int16_t fir_coeffs[PIOS_ADC_MAX_SAMPLES+1] __attribute__ ((aligned(4)));
|
|
volatile int16_t raw_data_buffer[PIOS_ADC_MAX_SAMPLES] __attribute__ ((aligned(4))); // Double buffer that DMA just used
|
|
float downsampled_buffer[PIOS_ADC_NUM_CHANNELS] __attribute__ ((aligned(4)));
|
|
#endif
|
|
};
|
|
|
|
extern struct pios_adc_dev pios_adc_devs[];
|
|
extern uint8_t pios_adc_num_devices;
|
|
|
|
#endif /* PIOS_ADC_PRIV_H */
|
|
|
|
/**
|
|
* @}
|
|
* @}
|
|
*/
|
|
|