61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/* Copyright 2019 Drew Mills
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "quantum.h"
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#include "ch.h"
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#include <hal.h>
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#if !defined(STM32F0XX) && !defined(STM32F3XX)
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#error "Only STM23F0 and STM32F3 devices have ADC support in QMK at this time."
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#endif
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#if !HAL_USE_ADC
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#error "You need to set HAL_USE_ADC to TRUE in your halconf.h to use the ADC."
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#endif
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#if !STM32_ADC_USE_ADC1 && !STM32_ADC_USE_ADC2 && !STM32_ADC_USE_ADC3 && !STM32_ADC_USE_ADC4
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#error "You need to set one of the 'STM32_ADC_USE_ADCx' settings to TRUE in your mcuconf.h to use the ADC."
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#endif
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#if STM32_ADC_DUAL_MODE
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#error "STM32 ADC Dual Mode is not supported at this time."
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#endif
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#if STM32_ADCV3_OVERSAMPLING
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#error "STM32 ADCV3 Oversampling is not supported at this time."
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#endif
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typedef struct {
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pin_t pin;
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uint8_t adc;
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} pin_and_adc;
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#define PIN_AND_ADC(p,a) (pin_and_adc){p,a}
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// analogReference has been left un-defined for ARM devices.
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// void analogReference(uint8_t mode);
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adcsample_t analogReadPin(pin_t pin);
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adcsample_t analogReadPinAdc(pin_t pin, uint8_t adc);
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pin_and_adc pinToMux(pin_t pin);
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adcsample_t adc_read(pin_and_adc mux);
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