97 lines
2.9 KiB
C
97 lines
2.9 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) 2018 Dan Halbert for Adafruit Industries
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* Copyright (c) 2019 Lucian Copeland for Adafruit Industries
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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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// DO NOT include this file directly. Use shared-bindings/microcontroller/Pin.h instead to ensure
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// that all necessary includes are already included.
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#ifndef __MICROPY_INCLUDED_STM32F4_PERIPHERALS_PINS_H__
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#define __MICROPY_INCLUDED_STM32F4_PERIPHERALS_PINS_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include "stm32f4xx_hal.h"
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typedef struct {
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mp_obj_base_t base;
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uint8_t port:4;
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uint8_t number:4;
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uint8_t adc_unit:3;
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uint8_t adc_channel:5;
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} mcu_pin_obj_t;
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//Standard stm32 adc unit combinations
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#define ADC_1 1
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#define ADC_12 3
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#define ADC_123 7
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#define ADC_3 4
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//STM32 ADC pins can have a combination of 1, 2 or all 3 ADCs on a single pin,
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//but all 3 ADCs will share the same input number per pin.
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//F4 family has 3 ADC max, 24 channels max.
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#define ADC_INPUT(mask, number) \
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.adc_unit = mask, \
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.adc_channel = number,
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#define NO_ADC \
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.adc_unit = 0x00, \
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.adc_channel = 0x1f
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extern const mp_obj_type_t mcu_pin_type;
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// STM32 can have up to 9 ports, each restricted to 16 pins
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// We split the pin/port evenly, in contrast to nrf.
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#define PIN(p_port, p_number, p_adc) \
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{ \
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{ &mcu_pin_type }, \
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.port = p_port, \
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.number = p_number, \
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p_adc \
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}
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// Use illegal pin value to mark unassigned pins.
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#define NO_PIN 0xff
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// Choose based on chip
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#ifdef STM32F401xE
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#include "stm32f401xe/pins.h"
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#endif
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#ifdef STM32F411xE
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#include "stm32f411xe/pins.h"
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#endif
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#ifdef STM32F412Zx
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#include "stm32f412zx/pins.h"
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#endif
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#ifdef STM32F405xx
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#include "stm32f405xx/pins.h"
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#endif
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#ifdef STM32F407xx
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#include "stm32f407xx/pins.h"
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#endif
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#endif // __MICROPY_INCLUDED_STM32F4_PERIPHERALS_PINS_H__
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