65 lines
2.4 KiB
C
65 lines
2.4 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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*
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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_NRF_PERIPHERALS_PINS_H__
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#define __MICROPY_INCLUDED_NRF_PERIPHERALS_PINS_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include "nrf_gpio.h"
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typedef struct {
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mp_obj_base_t base;
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// These could be squeezed to fewer bits if more fields are needed.
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uint8_t number; // port << 5 | pin number in port (0-31): 6 bits needed
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uint8_t adc_channel; // 0 is no ADC, ADC channel from 1 to 8:
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// 4 bits needed here; 5 bits used in periph registers
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} mcu_pin_obj_t;
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extern const mp_obj_type_t mcu_pin_type;
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// Used in device-specific pins.c
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#define PIN(p_name, p_port, p_pin, p_adc_channel) \
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{ \
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{ &mcu_pin_type }, \
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.number = NRF_GPIO_PIN_MAP(p_port, p_pin), \
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.adc_channel = (p_adc_channel), \
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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, but not specifically revision (e.g., not NRF52840_XXAA)
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#ifdef NRF52840
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#include "nrf52840/pins.h"
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#endif
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#endif // __MICROPY_INCLUDED_NRF_PERIPHERALS_PINS_H__
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