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49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
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* Copyright (c) 2024, ArtInChip Technology Co., Ltd
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Notes
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* 2024-11-15 the first version
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*/
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#ifndef __PCF8563_H__
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#define __PCF8563_H__
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#include <rthw.h>
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#include <rtthread.h>
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#include <rtdevice.h>
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#include <time.h>
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#include <string.h>
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/* slave address */
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#define PCF8563_ARRD 0x51
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/* register */
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#define REG_PCF8563_STATE1 0x00
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#define REG_PCF8563_STATE2 0x01
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#define REG_PCF8563_SEC 0x02
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#define REG_PCF8563_MIN 0x03
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#define REG_PCF8563_HOUR 0x04
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#define REG_PCF8563_DAY 0x05
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#define REG_PCF8563_WEEK 0x06
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#define REG_PCF8563_MON 0x07
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#define REG_PCF8563_YEAR 0x08
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#define REG_PCF8563_CLKOUT 0x0d
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/* offset */
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#define SHIELD_PCF8563_STATE1 (unsigned char)0xa8
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#define SHIELD_PCF8563_STATE2 (unsigned char)0x1f
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#define SHIELD_PCF8563_SEC (unsigned char)0x7f
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#define SHIELD_PCF8563_MIN (unsigned char)0x7f
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#define SHIELD_PCF8563_HOUR (unsigned char)0x3f
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#define SHIELD_PCF8563_DAY (unsigned char)0x3f
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#define SHIELD_PCF8563_WEEK (unsigned char)0x07
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#define SHIELD_PCF8563_MON (unsigned char)0x1f
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#define SHIELD_PCF8563_YEAR (unsigned char)0xff
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extern int rt_hw_pcf8563_init(void);
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#endif
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