2015-02-06 14:35:48 +00:00
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/*
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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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* Copyright (c) 2015 Daniel Campora
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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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2015-02-21 18:58:43 +00:00
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#include "py/mpconfig.h"
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2015-02-06 14:35:48 +00:00
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#include MICROPY_HAL_H
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2015-02-21 18:58:43 +00:00
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#include "py/obj.h"
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#include "py/runtime.h"
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2015-02-06 14:35:48 +00:00
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#include "modutime.h"
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#include "inc/hw_types.h"
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#include "inc/hw_ints.h"
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#include "inc/hw_memmap.h"
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#include "rom_map.h"
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#include "prcm.h"
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#include "pybrtc.h"
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/// \moduleref pyb
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/// \class RTC - real time clock
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///
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/// The RTC is and independent clock that keeps track of the date
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/// and time.
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///
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/// Example usage:
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///
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/// rtc = pyb.RTC()
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/// rtc.datetime((2014, 5, 1, 4, 13, 0, 0, 0))
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/// print(rtc.datetime())
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2015-03-02 13:11:02 +00:00
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__attribute__ ((section (".boot")))
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2015-02-06 14:35:48 +00:00
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void pybrtc_init(void) {
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// if RTC was previously set leave it alone
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if (MAP_PRCMSysResetCauseGet() == PRCM_POWER_ON) {
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// fresh reset; configure RTC Calendar
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// set the date to 1st Jan 2015
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// set the time to 00:00:00
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uint32_t seconds = mod_time_seconds_since_2000(2015, 1, 1, 0, 0, 0);
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MAP_PRCMRTCSet(seconds, 0);
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// Mark that the RTC is in use
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MAP_PRCMRTCInUseSet();
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}
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}
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/******************************************************************************/
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// Micro Python bindings
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typedef struct _pyb_rtc_obj_t {
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mp_obj_base_t base;
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} pyb_rtc_obj_t;
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STATIC const pyb_rtc_obj_t pyb_rtc_obj = {{&pyb_rtc_type}};
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/// \classmethod \constructor()
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/// Create an RTC object.
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STATIC mp_obj_t pyb_rtc_make_new(mp_obj_t type_in, mp_uint_t n_args, mp_uint_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, 0, 0, false);
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// return constant object
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return (mp_obj_t)&pyb_rtc_obj;
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}
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/// \method datetime([datetimetuple])
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/// Get or set the date and time of the RTC.
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///
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/// With no arguments, this method returns an 8-tuple with the current
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/// date and time. With 1 argument (being an 8-tuple) it sets the date
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/// and time.
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///
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/// The 8-tuple has the following format:
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///
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/// (year, month, day, weekday, hours, minutes, seconds, milliseconds)
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///
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/// `weekday` is 1-7 for Monday through Sunday.
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///
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mp_obj_t pyb_rtc_datetime(mp_uint_t n_args, const mp_obj_t *args) {
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mod_struct_time tm;
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uint32_t seconds;
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uint16_t mseconds;
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if (n_args == 1) {
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// get the seconds and the milliseconds from the RTC
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MAP_PRCMRTCGet(&seconds, &mseconds);
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mseconds = RTC_CYCLES_U16MS(mseconds);
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mod_time_seconds_since_2000_to_struct_time(seconds, &tm);
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mp_obj_t tuple[8] = {
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mp_obj_new_int(tm.tm_year),
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mp_obj_new_int(tm.tm_mon),
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mp_obj_new_int(tm.tm_mday),
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mp_obj_new_int(tm.tm_wday),
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mp_obj_new_int(tm.tm_hour),
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mp_obj_new_int(tm.tm_min),
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mp_obj_new_int(tm.tm_sec),
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mp_obj_new_int(mseconds)
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};
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return mp_obj_new_tuple(8, tuple);
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} else {
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// set date and time
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mp_obj_t *items;
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mp_obj_get_array_fixed_n(args[1], 8, &items);
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tm.tm_year = mp_obj_get_int(items[0]);
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tm.tm_mon = mp_obj_get_int(items[1]);
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tm.tm_mday = mp_obj_get_int(items[2]);
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// Skip the weekday
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tm.tm_hour = mp_obj_get_int(items[4]);
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tm.tm_min = mp_obj_get_int(items[5]);
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tm.tm_sec = mp_obj_get_int(items[6]);
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mseconds = mp_obj_get_int(items[7]);
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seconds = mod_time_seconds_since_2000(tm.tm_year, tm.tm_mon, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
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mseconds = RTC_U16MS_CYCLES(mseconds);
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MAP_PRCMRTCSet(seconds, mseconds);
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return mp_const_none;
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}
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}
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MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(pyb_rtc_datetime_obj, 1, 2, pyb_rtc_datetime);
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STATIC const mp_map_elem_t pyb_rtc_locals_dict_table[] = {
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{ MP_OBJ_NEW_QSTR(MP_QSTR_datetime), (mp_obj_t)&pyb_rtc_datetime_obj },
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};
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STATIC MP_DEFINE_CONST_DICT(pyb_rtc_locals_dict, pyb_rtc_locals_dict_table);
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const mp_obj_type_t pyb_rtc_type = {
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{ &mp_type_type },
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.name = MP_QSTR_RTC,
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.make_new = pyb_rtc_make_new,
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.locals_dict = (mp_obj_t)&pyb_rtc_locals_dict,
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};
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