/* * This file is part of the MicroPython project, http://micropython.org/ * * The MIT License (MIT) * * Copyright (c) 2013, 2014 Damien P. George * * 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 #include #include "py/runtime.h" #include "py/smallint.h" #include "py/obj.h" #include "shared/timeutils/timeutils.h" #include "extmod/utime_mphal.h" #include "systick.h" #include "rtc.h" /// \module time - time related functions /// /// The `time` module provides functions for getting the current time and date, /// and for sleeping. /// \function localtime([secs]) /// Convert a time expressed in seconds since Jan 1, 2000 into an 8-tuple which /// contains: (year, month, mday, hour, minute, second, weekday, yearday) /// If secs is not provided or None, then the current time from the RTC is used. /// year includes the century (for example 2014) /// month is 1-12 /// mday is 1-31 /// hour is 0-23 /// minute is 0-59 /// second is 0-59 /// weekday is 0-6 for Mon-Sun. /// yearday is 1-366 STATIC mp_obj_t time_localtime(size_t n_args, const mp_obj_t *args) { if (n_args == 0 || args[0] == mp_const_none) { // get current date and time // note: need to call get time then get date to correctly access the registers rtc_init_finalise(); // RTC_DateTypeDef date; // RTC_TimeTypeDef time; // HAL_RTC_GetTime(&RTCHandle, &time, RTC_FORMAT_BIN); // HAL_RTC_GetDate(&RTCHandle, &date, RTC_FORMAT_BIN); ra_rtc_t time; ra_rtc_get_time(&time); mp_obj_t tuple[8] = { mp_obj_new_int(time.year), mp_obj_new_int(time.month), mp_obj_new_int(time.date), mp_obj_new_int(time.hour), mp_obj_new_int(time.minute), mp_obj_new_int(time.second), mp_obj_new_int(time.weekday - 1), mp_obj_new_int(timeutils_year_day(time.year, time.month, time.date)), }; return mp_obj_new_tuple(8, tuple); } else { mp_int_t seconds = mp_obj_get_int(args[0]); timeutils_struct_time_t tm; timeutils_seconds_since_epoch_to_struct_time(seconds, &tm); mp_obj_t tuple[8] = { tuple[0] = mp_obj_new_int(tm.tm_year), tuple[1] = mp_obj_new_int(tm.tm_mon), tuple[2] = mp_obj_new_int(tm.tm_mday), tuple[3] = mp_obj_new_int(tm.tm_hour), tuple[4] = mp_obj_new_int(tm.tm_min), tuple[5] = mp_obj_new_int(tm.tm_sec), tuple[6] = mp_obj_new_int(tm.tm_wday), tuple[7] = mp_obj_new_int(tm.tm_yday), }; return mp_obj_new_tuple(8, tuple); } } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(time_localtime_obj, 0, 1, time_localtime); /// \function mktime() /// This is inverse function of localtime. It's argument is a full 8-tuple /// which expresses a time as per localtime. It returns an integer which is /// the number of seconds since Jan 1, 2000. STATIC mp_obj_t time_mktime(mp_obj_t tuple) { size_t len; mp_obj_t *elem; mp_obj_get_array(tuple, &len, &elem); // localtime generates a tuple of len 8. CPython uses 9, so we accept both. if (len < 8 || len > 9) { mp_raise_msg_varg(&mp_type_TypeError, MP_ERROR_TEXT("mktime needs a tuple of length 8 or 9 (%d given)"), len); } return mp_obj_new_int_from_uint(timeutils_mktime(mp_obj_get_int(elem[0]), mp_obj_get_int(elem[1]), mp_obj_get_int(elem[2]), mp_obj_get_int(elem[3]), mp_obj_get_int(elem[4]), mp_obj_get_int(elem[5]))); } MP_DEFINE_CONST_FUN_OBJ_1(time_mktime_obj, time_mktime); /// \function time() /// Returns the number of seconds, as an integer, since 1/1/2000. STATIC mp_obj_t time_time(void) { // get date and time // note: need to call get time then get date to correctly access the registers rtc_init_finalise(); // RTC_DateTypeDef date; // RTC_TimeTypeDef time; // HAL_RTC_GetTime(&RTCHandle, &time, RTC_FORMAT_BIN); // HAL_RTC_GetDate(&RTCHandle, &date, RTC_FORMAT_BIN); ra_rtc_t time; ra_rtc_get_time(&time); return mp_obj_new_int(timeutils_seconds_since_epoch(time.year, time.month, time.date, time.hour, time.minute, time.second)); } MP_DEFINE_CONST_FUN_OBJ_0(time_time_obj, time_time); STATIC const mp_rom_map_elem_t time_module_globals_table[] = { { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_utime) }, { MP_ROM_QSTR(MP_QSTR_gmtime), MP_ROM_PTR(&time_localtime_obj) }, { MP_ROM_QSTR(MP_QSTR_localtime), MP_ROM_PTR(&time_localtime_obj) }, { MP_ROM_QSTR(MP_QSTR_mktime), MP_ROM_PTR(&time_mktime_obj) }, { MP_ROM_QSTR(MP_QSTR_time), MP_ROM_PTR(&time_time_obj) }, { MP_ROM_QSTR(MP_QSTR_sleep), MP_ROM_PTR(&mp_utime_sleep_obj) }, { MP_ROM_QSTR(MP_QSTR_sleep_ms), MP_ROM_PTR(&mp_utime_sleep_ms_obj) }, { MP_ROM_QSTR(MP_QSTR_sleep_us), MP_ROM_PTR(&mp_utime_sleep_us_obj) }, { MP_ROM_QSTR(MP_QSTR_ticks_ms), MP_ROM_PTR(&mp_utime_ticks_ms_obj) }, { MP_ROM_QSTR(MP_QSTR_ticks_us), MP_ROM_PTR(&mp_utime_ticks_us_obj) }, { MP_ROM_QSTR(MP_QSTR_ticks_cpu), MP_ROM_PTR(&mp_utime_ticks_cpu_obj) }, { MP_ROM_QSTR(MP_QSTR_ticks_add), MP_ROM_PTR(&mp_utime_ticks_add_obj) }, { MP_ROM_QSTR(MP_QSTR_ticks_diff), MP_ROM_PTR(&mp_utime_ticks_diff_obj) }, { MP_ROM_QSTR(MP_QSTR_time_ns), MP_ROM_PTR(&mp_utime_time_ns_obj) }, }; STATIC MP_DEFINE_CONST_DICT(time_module_globals, time_module_globals_table); const mp_obj_module_t mp_module_utime = { .base = { &mp_type_module }, .globals = (mp_obj_dict_t *)&time_module_globals, };