69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013, 2014 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_STM32_ADC_H
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#define MICROPY_INCLUDED_STM32_ADC_H
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#if !BUILDING_MBOOT
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extern const mp_obj_type_t pyb_adc_type;
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extern const mp_obj_type_t pyb_adc_all_type;
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#endif
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void adc_config(ADC_TypeDef *adc, uint32_t bits);
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uint32_t adc_config_and_read_u16(ADC_TypeDef *adc, uint32_t channel, uint32_t sample_time);
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#if defined(ADC_CHANNEL_VBAT)
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static inline void adc_deselect_vbat(ADC_TypeDef *adc, uint32_t channel) {
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(void)adc;
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if (channel == ADC_CHANNEL_VBAT) {
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ADC_Common_TypeDef *adc_common;
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#if defined(STM32F0) || defined(STM32WB)
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adc_common = ADC1_COMMON;
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#elif defined(STM32F4) || defined(STM32L4)
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adc_common = ADC_COMMON_REGISTER(0);
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#elif defined(STM32F7)
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adc_common = ADC123_COMMON;
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#elif defined(STM32H7)
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adc_common = adc == ADC3 ? ADC3_COMMON : ADC12_COMMON;
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#endif
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adc_common->CCR &= ~LL_ADC_PATH_INTERNAL_VBAT;
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}
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}
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#else
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static inline void adc_deselect_vbat(ADC_TypeDef *adc, uint32_t channel) {
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(void)adc;
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(void)channel;
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}
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#endif
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#endif // MICROPY_INCLUDED_STM32_ADC_H
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