WebSVN - idreammicro-avr - Blame - Rev 63 - /trunk/libraries/ds1307/ds1307.h

Rev	Author	Line No.	Line
18	jlesech	1	/************************************************************************//
		2	* \brief DS1307 RTC library
		3	* \author Copyright (C) 2011 Julien Le Sech - www.idreammicro.com
		4	* \version 1.0
		5	* \date 20090501
		6	*
		7	* This file is part of the iDreamMicro library.
		8	*
		9	* This library is free software: you can redistribute it and/or modify it under
		10	* the terms of the GNU Lesser General Public License as published by the Free
		11	* Software Foundation, either version 3 of the License, or (at your option) any
		12	* later version.
		13	*
		14	* This library is distributed in the hope that it will be useful, but WITHOUT
		15	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
		16	* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
		17	* details.
		18	*
		19	* You should have received a copy of the GNU Lesser General Public License
		20	* along with this program. If not, see http://www.gnu.org/licenses/
		21	******************************************************************************/
		22
		23	/************************************************************************//
		24	* \headerfile ds1307.h
		25	******************************************************************************/
		26
		27	#ifndef H__IDREAMMICRO__DS1307__H
		28	#define H__IDREAMMICRO__DS1307__H
		29
		30	#ifdef _cplusplus
		31	extern "C"{
		32	#endif
		33
		34	/******************************************************************************
		35	* Header file inclusions.
		36	******************************************************************************/
		37
		38	#include <useful/datetime.h>
		39
62	jlesech	40	#include <stdbool.h>
		41
18	jlesech	42	/******************************************************************************
36	jlesech	43	* Public macro definitions.
		44	******************************************************************************/
		45
		46	/************************************************************************//
		47	* \def DS1307__CLOCK_RATE
		48	* \brief DS1307 frequency in Hertz.
		49	******************************************************************************/
		50	#define DS1307__CLOCK_RATE 100000
		51
		52	/******************************************************************************
18	jlesech	53	* Public type definitions.
		54	******************************************************************************/
		55
		56	/************************************************************************//
62	jlesech	57	* \enum ds1307__hour_modes.
		58	* \brief RTC hour modes.
		59	*
18	jlesech	60	* \typedef ds1307__hour_mode_t.
62	jlesech	61	* \brief RTC hour mode.
18	jlesech	62	******************************************************************************/
		63	typedef enum ds1307__hour_modes
		64	{
62	jlesech	65	DS1307__HOUR_MODE__24_HOUR = 0, /!< 24-hour mode. /
18	jlesech	66	DS1307__HOUR_MODE__12_HOUR = 1 /!< 12-hour mode. /
		67	} ds1307__hour_mode_t;
		68
62	jlesech	69	/************************************************************************//
		70	* \enum ds1307__sqw_out_levels
		71	* \brief
		72	*
		73	* \typedef ds1307__sqw_out_level_t
		74	* \brief
		75	******************************************************************************/
		76	typedef enum ds1307__sqw_out_levels
		77	{
		78	DS1307__SQW_LEVEL__LOW, /!< Low level. /
		79	DS1307__SQW_LEVEL__HIGH /!< High level. /
		80	} ds1307__sqw_out_level_t;
		81
		82	/************************************************************************//
		83	* \enum ds1307__sqw_out_frequencies
		84	* \brief
		85	*
		86	* \typedef ds1307__sqw_out__frequency_t
		87	* \brief
		88	******************************************************************************/
		89	typedef enum ds1307__sqw_out_frequencies
		90	{
		91	DS1307__SQW_FREQUENCY__1_HZ,
		92	DS1307__SQW_FREQUENCY__4096_HZ,
		93	DS1307__SQW_FREQUENCY__8192_HZ,
		94	DS1307__SQW_FREQUENCY__32768_HZ
		95	} ds1307__sqw_out__frequency_t;
		96
18	jlesech	97	/******************************************************************************
		98	* Public function prototypes.
		99	******************************************************************************/
		100
		101	/************************************************************************//
		102	* \fn void ds1307__initialize(void)
		103	*
		104	* \brief Initialize DS1307 RTC.
		105	******************************************************************************/
		106	void
		107	ds1307__initialize
		108	(
		109	void
		110	);
		111
		112	/************************************************************************//
		113	* \fn void ds1307__get_time(
		114	* date_time__time_t* p_time,
		115	* ds1307__hour_mode_t* p_hour_mode)
		116	*
		117	* \brief Get RTC time.
		118	*
		119	* \param p_time a pointer to fill with RTC time
		120	* \param p_hour_mode a pointer to fill with RTC hour mode
		121	******************************************************************************/
		122	void
		123	ds1307__get_time
		124	(
		125	datetime__time_t* p_time,
		126	ds1307__hour_mode_t* p_hour_mode
		127	);
		128
		129	/************************************************************************//
		130	* \fn void ds1307__set_time(
		131	* date_time__time_t* p_time,
		132	* ds1307__hour_mode_t hour_mode)
		133	*
		134	* \brief Set RTC time.
		135	*
		136	* \param p_time time to set. p_time->meridiem isn't used in 12-hour mode.
		137	* \param hour_mode hour mode
		138	******************************************************************************/
		139	void
		140	ds1307__set_time
		141	(
		142	datetime__time_t* p_time,
		143	ds1307__hour_mode_t hour_mode
		144	);
		145
		146	/************************************************************************//
		147	* \fn void ds1307__get_date(date_time__date_t* p_date)
		148	*
		149	* \brief Get RTC date.
		150	*
		151	* \param p_date a pointer to fill with RTC date
		152	******************************************************************************/
		153	void
		154	ds1307__get_date
		155	(
		156	datetime__date_t* p_date
		157	);
		158
		159	/************************************************************************//
		160	* \fn void ds1307__set_date(date_time__date_t* p_date)
		161	*
		162	* \brief Set RTC date.
		163	*
		164	* \param p_date date to set
		165	******************************************************************************/
		166	void
		167	ds1307__set_date
		168	(
		169	datetime__date_t* p_date
		170	);
		171
62	jlesech	172	/************************************************************************//
		173	* \fn void ds1307__set_square_wave_output_level(ds1307__sqw_out_level_t level)
		174	*
		175	* \brief Set square wave output pin level.
		176	*
		177	* \param level Level to set.
		178	******************************************************************************/
		179	void
		180	ds1307__set_square_wave_output_level
		181	(
		182	ds1307__sqw_out_level_t level
		183	);
		184
		185	/************************************************************************//
		186	* \fn void ds1307__set_square_wave_output_signal(
		187	* ds1307__sqw_out__frequency_t frequency,
		188	* bool enable)
		189	*
		190	* \brief Set Square-Wave output signal.
		191	*
		192	* \param frequency Frequency.
		193	* \param enable Status.
		194	******************************************************************************/
		195	void
		196	ds1307__set_square_wave_output_signal
		197	(
		198	ds1307__sqw_out__frequency_t frequency,
		199	bool enable
		200	);
		201
63	jlesech	202	/************************************************************************//
		203	* \fn uint8_t ds1307__read_byte_in_ram(uint8_t address)
		204	*
		205	* \brief Read a byte in DS1307 RAM.
		206	*
		207	* \param address Address to read.
		208	*
		209	* \return Read byte.
		210	******************************************************************************/
		211	uint8_t
		212	ds1307__read_byte_in_ram
		213	(
		214	uint8_t address
		215	);
		216
		217	/************************************************************************//
		218	* \fn void ds1307__read_bytes_in_ram(
		219	* uint8_t address,
		220	* uint8_t length,
		221	* uint8_t* p_data)
		222	*
		223	* \brief Read bytes in DS1307 RAM.
		224	*
		225	* \param address Address to read.
		226	* \param length Number of bytes to read.
		227	* \param[in] p_data Buffer to fill.
		228	******************************************************************************/
		229	void
		230	ds1307__read_bytes_in_ram
		231	(
		232	uint8_t address,
		233	uint8_t length,
		234	uint8_t* p_data
		235	);
		236
		237	/************************************************************************//
		238	* \fn void ds1307__write_byte_in_ram(uint8_t address, uint8_t data)
		239	*
		240	* \brief Write a byte in DS1307 RAM.
		241	*
		242	* \param address Address to write.
		243	* \param data Byte to write.
		244	******************************************************************************/
		245	void
		246	ds1307__write_byte_in_ram
		247	(
		248	uint8_t address,
		249	uint8_t data
		250	);
		251
		252	/************************************************************************//
		253	* \fn void ds1307__write_bytes_in_ram(uint8_t address, uint8_t data)
		254	*
		255	* \brief Write a byte in DS1307 RAM.
		256	*
		257	* \param address Address to write.
		258	* \param length Number of bytes to write.
		259	* \param[in] p_data Bytes to write.
		260	******************************************************************************/
		261	void
		262	ds1307__write_bytes_in_ram
		263	(
		264	uint8_t address,
		265	uint8_t length,
		266	uint8_t* p_data
		267	);
		268
18	jlesech	269	#ifdef _cplusplus
		270	}
		271	#endif
		272
		273	#endif /* H__IDREAMMICRO__DS1307__H */

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