136 lines
4.4 KiB
C
136 lines
4.4 KiB
C
/*
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* This file is part of the Micro Python 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_ATMEL_SAMD_PIN_H__
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#define __MICROPY_INCLUDED_ATMEL_SAMD_PIN_H__
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// Don't reorder these includes because they are dependencies of adc_feature.h.
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// They should really be included by adc_feature.h.
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#include "compiler.h"
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#include "asf/sam0/drivers/system/clock/gclk.h"
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#include "asf/sam0/utils/cmsis/samd21/include/component/adc.h"
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#include "asf/sam0/drivers/adc/adc_sam_d_r/adc_feature.h"
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// This macro is used to simplify pin definition in boards/<board>/pins.c
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#define PIN_TWO_TIMERS(p_name, p_has_adc, p_adc_input, p_primary_tc, p_primary_tcc, \
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p_primary_channel, p_primary_wave_output, p_primary_pin, p_primary_mux, \
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p_secondary_tc, p_secondary_tcc, p_secondary_channel, p_secondary_wave_output, \
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p_secondary_pin, p_secondary_mux) \
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const pin_obj_t pin_## p_name = { \
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{ &pin_type }, \
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.name = MP_QSTR_ ## p_name, \
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.pin = (PIN_## p_name), \
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.has_adc = p_has_adc, \
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.adc_input = p_adc_input, \
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.primary_timer = { \
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.tc = p_primary_tc, \
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.tcc = p_primary_tcc, \
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.channel = p_primary_channel, \
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.wave_output = p_primary_wave_output, \
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.pin = p_primary_pin, \
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.mux = p_primary_mux \
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}, \
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.secondary_timer = { \
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.tc = p_secondary_tc, \
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.tcc = p_secondary_tcc, \
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.channel = p_secondary_channel, \
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.wave_output = p_secondary_wave_output, \
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.pin = p_secondary_pin, \
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.mux = p_secondary_mux \
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} \
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}
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#define PIN_NO_TIMERS_(p_name, p_has_adc, p_adc_input) \
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PIN_TWO_TIMERS(p_name, p_has_adc, p_adc_input, \
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
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#define PIN_ONE_TIMER_(p_name, p_has_adc, p_adc_input, p_primary_tcc, \
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p_primary_tc, p_primary_channel, p_primary_wave_output, \
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p_primary_pin, p_primary_mux) \
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PIN_TWO_TIMERS(p_name, p_has_adc, p_adc_input, p_primary_tcc, p_primary_tc, \
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p_primary_channel, p_primary_wave_output, p_primary_pin, p_primary_mux, \
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0, 0, 0, 0, 0, 0)
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#define NO_ADC_INPUT (0)
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#include "mpconfigport.h"
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#include "py/obj.h"
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typedef struct {
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Tc *const tc;
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Tcc *const tcc;
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uint8_t channel;
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uint8_t wave_output;
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uint32_t pin;
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uint32_t mux;
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} pin_timer_t;
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typedef struct {
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mp_obj_base_t base;
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qstr name;
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uint32_t pin;
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bool has_adc;
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enum adc_positive_input adc_input;
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pin_timer_t primary_timer;
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pin_timer_t secondary_timer;
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} pin_obj_t;
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extern const mp_obj_type_t pin_type;
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typedef struct {
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const char *name;
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const pin_obj_t *pin;
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} pin_named_pin_t;
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extern const pin_named_pin_t pin_board_pins[];
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extern const pin_named_pin_t pin_cpu_pins[];
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//extern pin_map_obj_t pin_map_obj;
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typedef struct {
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mp_obj_base_t base;
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qstr name;
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const pin_named_pin_t *named_pins;
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} pin_named_pins_obj_t;
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extern const mp_obj_type_t pin_board_pins_obj_type;
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extern const mp_obj_type_t pin_cpu_pins_obj_type;
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extern const mp_obj_dict_t pin_cpu_pins_locals_dict;
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extern const mp_obj_dict_t pin_board_pins_locals_dict;
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MP_DECLARE_CONST_FUN_OBJ(pin_init_obj);
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void pin_init0(void);
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uint32_t pin_get_mode(const pin_obj_t *pin);
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uint32_t pin_get_pull(const pin_obj_t *pin);
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uint32_t pin_get_af(const pin_obj_t *pin);
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const pin_obj_t *pin_find(mp_obj_t user_obj);
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const pin_obj_t *pin_find_named_pin(const mp_obj_dict_t *named_pins, mp_obj_t name);
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#endif // __MICROPY_INCLUDED_ATMEL_SAMD_PIN_H__
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