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40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/*
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* This file is part of the rtc project.
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* Copyright 2023 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stdint.h>
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// time, day of week (1 - monday), and date (1 - january)
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typedef struct{
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uint8_t second;
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uint8_t minute;
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uint8_t hour;
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uint8_t weekday;
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uint8_t day;
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uint8_t month;
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uint8_t year;
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} rtc_t;
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void rtc_setup();
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void get_curtime(rtc_t *t);
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int rtc_setdate(rtc_t *d);
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int rtc_settime(rtc_t *t);
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int rtc_setcalib(int calval);
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int rtc_getcalib(); |