94beeabd2e
Instead of being an explicit field, it's now a slot like all the other methods. This is a marginal code size improvement because most types have a make_new (100/138 on PYBV11), however it improves consistency in how types are declared, removing the special case for make_new. Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
216 lines
6.1 KiB
C
216 lines
6.1 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) 2013-2016 Damien P. George
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* Copyright (c) 2015 - 2018 Glenn Ruben Bakke
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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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#include "py/runtime.h"
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#include "mphalport.h"
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#include "led.h"
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#include "mpconfigboard.h"
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#if MICROPY_HW_HAS_LED
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typedef struct _board_led_obj_t {
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mp_obj_base_t base;
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mp_uint_t led_id;
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mp_uint_t hw_pin;
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uint8_t hw_pin_port;
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bool pullup;
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} board_led_obj_t;
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static inline void led_off(board_led_obj_t * const led_obj) {
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if (led_obj->pullup) {
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nrf_gpio_pin_set(led_obj->hw_pin);
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}
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else {
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nrf_gpio_pin_clear(led_obj->hw_pin);
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}
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}
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static inline void led_on(board_led_obj_t * const led_obj) {
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if (led_obj->pullup) {
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nrf_gpio_pin_clear(led_obj->hw_pin);
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}
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else {
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nrf_gpio_pin_set(led_obj->hw_pin);
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}
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}
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static const board_led_obj_t board_led_obj[] = {
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#if MICROPY_HW_LED_TRICOLOR
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{{&board_led_type}, BOARD_LED_RED, MICROPY_HW_LED_RED, 0, MICROPY_HW_LED_PULLUP},
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{{&board_led_type}, BOARD_LED_GREEN, MICROPY_HW_LED_GREEN, 0, MICROPY_HW_LED_PULLUP},
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{{&board_led_type}, BOARD_LED_BLUE, MICROPY_HW_LED_BLUE, 0, MICROPY_HW_LED_PULLUP},
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#endif
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#if (MICROPY_HW_LED_COUNT >= 1)
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{{&board_led_type}, BOARD_LED1, MICROPY_HW_LED1, 0,
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#ifdef MICROPY_HW_LED1_PULLUP
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MICROPY_HW_LED1_PULLUP
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#else
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MICROPY_HW_LED_PULLUP
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#endif
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},
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#endif
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#if (MICROPY_HW_LED_COUNT >= 2)
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{{&board_led_type}, BOARD_LED2, MICROPY_HW_LED2, 0,
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#ifdef MICROPY_HW_LED2_PULLUP
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MICROPY_HW_LED2_PULLUP
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#else
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MICROPY_HW_LED_PULLUP
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#endif
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},
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#endif
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#if (MICROPY_HW_LED_COUNT >= 3)
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{{&board_led_type}, BOARD_LED3, MICROPY_HW_LED3, 0,
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#ifdef MICROPY_HW_LED3_PULLUP
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MICROPY_HW_LED3_PULLUP
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#else
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MICROPY_HW_LED_PULLUP
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#endif
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},
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#endif
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#if (MICROPY_HW_LED_COUNT == 4)
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{{&board_led_type}, BOARD_LED4, MICROPY_HW_LED4, 0,
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#ifdef MICROPY_HW_LED4_PULLUP
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MICROPY_HW_LED4_PULLUP
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#else
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MICROPY_HW_LED_PULLUP
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#endif
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},
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#endif
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};
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#define NUM_LEDS MP_ARRAY_SIZE(board_led_obj)
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void led_init(void) {
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for (uint8_t i = 0; i < NUM_LEDS; i++) {
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led_off((board_led_obj_t*)&board_led_obj[i]);
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nrf_gpio_cfg_output(board_led_obj[i].hw_pin);
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}
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}
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void led_state(board_led_t led, int state) {
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if (state == 1) {
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led_on((board_led_obj_t*)&board_led_obj[led-1]);
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} else {
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led_off((board_led_obj_t*)&board_led_obj[led-1]);
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}
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}
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void led_toggle(board_led_t led) {
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nrf_gpio_pin_toggle(board_led_obj[led-1].hw_pin);
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}
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/******************************************************************************/
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/* MicroPython bindings */
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void led_obj_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
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board_led_obj_t *self = self_in;
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mp_printf(print, "LED(%lu)", self->led_id);
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}
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/// \classmethod \constructor(id)
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/// Create an LED object associated with the given LED:
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///
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/// - `id` is the LED number, 1-4.
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STATIC mp_obj_t led_obj_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
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// check arguments
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mp_arg_check_num(n_args, n_kw, 1, 1, false);
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// get led number
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mp_int_t led_id = mp_obj_get_int(args[0]);
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// check led number
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if (!(1 <= led_id && led_id <= NUM_LEDS)) {
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mp_raise_ValueError(MP_ERROR_TEXT("LED doesn't exist"));
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}
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// return static led object
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return (mp_obj_t)&board_led_obj[led_id - 1];
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}
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/// \method on()
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/// Turn the LED on.
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mp_obj_t led_obj_on(mp_obj_t self_in) {
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board_led_obj_t *self = self_in;
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led_state(self->led_id, 1);
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return mp_const_none;
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}
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/// \method off()
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/// Turn the LED off.
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mp_obj_t led_obj_off(mp_obj_t self_in) {
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board_led_obj_t *self = self_in;
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led_state(self->led_id, 0);
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return mp_const_none;
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}
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/// \method toggle()
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/// Toggle the LED between on and off.
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mp_obj_t led_obj_toggle(mp_obj_t self_in) {
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board_led_obj_t *self = self_in;
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led_toggle(self->led_id);
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(led_obj_on_obj, led_obj_on);
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(led_obj_off_obj, led_obj_off);
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(led_obj_toggle_obj, led_obj_toggle);
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STATIC const mp_rom_map_elem_t led_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_on), MP_ROM_PTR(&led_obj_on_obj) },
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{ MP_ROM_QSTR(MP_QSTR_off), MP_ROM_PTR(&led_obj_off_obj) },
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{ MP_ROM_QSTR(MP_QSTR_toggle), MP_ROM_PTR(&led_obj_toggle_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(led_locals_dict, led_locals_dict_table);
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MP_DEFINE_CONST_OBJ_TYPE(
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board_led_type,
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MP_QSTR_LED,
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MP_TYPE_FLAG_NONE,
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make_new, led_obj_make_new,
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print, led_obj_print,
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locals_dict, &led_locals_dict
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);
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#else
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// For boards with no LEDs, we leave an empty function here so that we don't
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// have to put conditionals everywhere.
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void led_init(void) {
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}
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void led_state(board_led_t led, int state) {
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}
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void led_toggle(board_led_t led) {
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}
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#endif // MICROPY_HW_HAS_LED
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