micropython/ports/nrf/modules/machine/temp.c

113 lines
3.5 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 Bander F. Ajba
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdio.h>
#include <string.h>
#include "py/nlr.h"
#include "py/runtime.h"
#include "py/mphal.h"
#if MICROPY_PY_MACHINE_TEMP
#include "temp.h"
#include "nrf_temp.h"
#if BLUETOOTH_SD
#include "py/nlr.h"
#include "ble_drv.h"
#include "nrf_soc.h"
#define BLUETOOTH_STACK_ENABLED() (ble_drv_stack_enabled())
#endif // BLUETOOTH_SD
typedef struct _machine_temp_obj_t {
mp_obj_base_t base;
} machine_temp_obj_t;
/// \method __str__()
/// Return a string describing the Temp object.
STATIC void machine_temp_print(const mp_print_t *print, mp_obj_t o, mp_print_kind_t kind) {
machine_temp_obj_t *self = o;
(void)self;
mp_printf(print, "Temp");
}
/******************************************************************************/
/* MicroPython bindings for machine API */
STATIC mp_obj_t machine_temp_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
static const mp_arg_t allowed_args[] = {
{ },
};
// parse args
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
machine_temp_obj_t *self = m_new_obj(machine_temp_obj_t);
self->base.type = &machine_temp_type;
return MP_OBJ_FROM_PTR(self);
}
/// \method read()
/// Get temperature.
STATIC mp_obj_t machine_temp_read(mp_uint_t n_args, const mp_obj_t *args) {
#if BLUETOOTH_SD
if (BLUETOOTH_STACK_ENABLED() == 1) {
int32_t temp;
(void)sd_temp_get(&temp);
return MP_OBJ_NEW_SMALL_INT(temp / 4); // resolution of 0.25 degree celsius
}
#endif // BLUETOOTH_SD
return MP_OBJ_NEW_SMALL_INT(nrf_temp_read());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_machine_temp_read_obj, 0, 1, machine_temp_read);
STATIC const mp_rom_map_elem_t machine_temp_locals_dict_table[] = {
// instance methods
// class methods
{ MP_ROM_QSTR(MP_QSTR_read), MP_ROM_PTR(&mp_machine_temp_read_obj) },
};
STATIC MP_DEFINE_CONST_DICT(machine_temp_locals_dict, machine_temp_locals_dict_table);
const mp_obj_type_t machine_temp_type = {
{ &mp_type_type },
.name = MP_QSTR_Temp,
.make_new = machine_temp_make_new,
.locals_dict = (mp_obj_dict_t*)&machine_temp_locals_dict,
.print = machine_temp_print,
};
#endif // MICROPY_PY_MACHINE_TEMP