reflow-oven-control-sw/stm-firmware/include/reflow-controller/safety/safety-adc.h

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/* Reflow Oven Controller
*
* Copyright (C) 2020 Mario Hüttel <mario.huettel@gmx.net>
*
* This file is part of the Reflow Oven Controller Project.
*
* The reflow oven controller is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* The Reflow Oven Control Firmware 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 the reflow oven controller project.
* If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @addtogroup safety-adc
* @{
*/
#ifndef __SAFETY_ADC_H__
#define __SAFETY_ADC_H__
#include <stdint.h>
#include <stdbool.h>
enum safety_adc_meas_channel {SAFETY_ADC_MEAS_VREF, SAFETY_ADC_MEAS_TEMP};
void safety_adc_init();
void safety_adc_deinit();
void safety_adc_trigger_meas(enum safety_adc_meas_channel measurement);
/**
* @brief Poll ADC result.
* @param results adc results
* @return 1 if measurement successful, 0 if not ready, -1 if ADC aborted or not started
*/
int safety_adc_poll_result(uint16_t *adc_result);
enum safety_adc_check_result handle_safety_adc();
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float safety_adc_convert_channel(enum safety_adc_meas_channel channel, uint16_t analog_value);
#endif /* __SAFETY_ADC_H__ */
/** @} */