94 lines
3.1 KiB
C
94 lines
3.1 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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// This file requires pin_defs_xxx.h (which has port specific enums and
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// defines, so we include it here. It should never be included directly
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#include MICROPY_PIN_DEFS_PORT_H
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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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uint8_t idx;
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uint8_t fn;
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uint8_t unit;
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uint8_t type;
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union {
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void *reg;
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PIN_DEFS_PORT_AF_UNION
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};
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} pin_af_obj_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 port : 4;
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uint32_t pin : 5; // Some ARM processors use 32 bits/PORT
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uint32_t num_af : 4;
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uint32_t adc_channel : 5; // Some ARM processors use 32 bits/PORT
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uint32_t adc_num : 3; // 1 bit per ADC
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uint32_t pin_mask;
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pin_gpio_t *gpio;
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const pin_af_obj_t *af;
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} pin_obj_t;
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extern const mp_obj_type_t pin_type;
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extern const mp_obj_type_t pin_af_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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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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const pin_af_obj_t *pin_find_af(const pin_obj_t *pin, uint8_t fn, uint8_t unit, uint8_t pin_type);
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const pin_af_obj_t *pin_find_af_by_index(const pin_obj_t *pin, mp_uint_t af_idx);
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const pin_af_obj_t *pin_find_af_by_name(const pin_obj_t *pin, const char *name);
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