8e048d2548
Now that error string compression is supported it's more important to have consistent error string formatting (eg all lowercase English words, consistent contractions). This commit cleans up some of the strings to make them more consistent.
109 lines
3.4 KiB
C
109 lines
3.4 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) 2017 Nick Moore
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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 <stdio.h>
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#include "esp_log.h"
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#include "driver/gpio.h"
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#include "driver/dac.h"
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#include "py/runtime.h"
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#include "py/mphal.h"
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#include "modmachine.h"
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typedef struct _mdac_obj_t {
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mp_obj_base_t base;
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gpio_num_t gpio_id;
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dac_channel_t dac_id;
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} mdac_obj_t;
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STATIC const mdac_obj_t mdac_obj[] = {
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{{&machine_dac_type}, GPIO_NUM_25, DAC_CHANNEL_1},
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{{&machine_dac_type}, GPIO_NUM_26, DAC_CHANNEL_2},
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};
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STATIC mp_obj_t mdac_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
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const mp_obj_t *args) {
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mp_arg_check_num(n_args, n_kw, 1, 1, true);
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gpio_num_t pin_id = machine_pin_get_id(args[0]);
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const mdac_obj_t *self = NULL;
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for (int i = 0; i < MP_ARRAY_SIZE(mdac_obj); i++) {
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if (pin_id == mdac_obj[i].gpio_id) {
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self = &mdac_obj[i];
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break;
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}
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}
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if (!self) {
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mp_raise_ValueError(MP_ERROR_TEXT("invalid Pin for DAC"));
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}
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esp_err_t err = dac_output_enable(self->dac_id);
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if (err == ESP_OK) {
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err = dac_output_voltage(self->dac_id, 0);
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}
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if (err == ESP_OK) {
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return MP_OBJ_FROM_PTR(self);
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}
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mp_raise_ValueError(MP_ERROR_TEXT("parameter error"));
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}
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STATIC void mdac_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
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mdac_obj_t *self = self_in;
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mp_printf(print, "DAC(Pin(%u))", self->gpio_id);
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}
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STATIC mp_obj_t mdac_write(mp_obj_t self_in, mp_obj_t value_in) {
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mdac_obj_t *self = self_in;
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int value = mp_obj_get_int(value_in);
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if (value < 0 || value > 255) {
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mp_raise_ValueError(MP_ERROR_TEXT("value out of range"));
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}
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esp_err_t err = dac_output_voltage(self->dac_id, value);
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if (err == ESP_OK) {
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return mp_const_none;
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}
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mp_raise_ValueError(MP_ERROR_TEXT("parameter error"));
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}
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MP_DEFINE_CONST_FUN_OBJ_2(mdac_write_obj, mdac_write);
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STATIC const mp_rom_map_elem_t mdac_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_write), MP_ROM_PTR(&mdac_write_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(mdac_locals_dict, mdac_locals_dict_table);
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const mp_obj_type_t machine_dac_type = {
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{ &mp_type_type },
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.name = MP_QSTR_DAC,
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.print = mdac_print,
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.make_new = mdac_make_new,
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.locals_dict = (mp_obj_t)&mdac_locals_dict,
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};
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