Library for DS3231 RTC

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DS3231 Component Page

ds3231.cpp

Committer:
j3
Date:
2014-11-19
Revision:
1:c814af60fdbf
Parent:
0:b00c4699ae6f
Child:
2:4e6e761c60f2

File content as of revision 1:c814af60fdbf:

/******************************************************************//**
* @file ds3231.cpp
*
* @author Justin Jordan
*
* @version 0.0
*
* Started: 11NOV14
*
* Updated: 
*
* @brief Source file for DS3231 class
*
***********************************************************************
*
* @copyright 
* Copyright (C) 2013 Maxim Integrated Products, Inc., All Rights Reserved.
*
* 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 MAXIM INTEGRATED 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.
*
* Except as contained in this notice, the name of Maxim Integrated
* Products, Inc. shall not be used except as stated in the Maxim Integrated
* Products, Inc. Branding Policy.
*
* The mere transfer of this software does not imply any licenses
* of trade secrets, proprietary technology, copyrights, patents,
* trademarks, maskwork rights, or any other form of intellectual
* property whatsoever. Maxim Integrated Products, Inc. retains all
* ownership rights.
**********************************************************************/


#include "ds3231.h"


/**********************************************************//**
* Constructor for Ds3231 Class
*
* On Entry:
*     @param[in] sda - sda pin of I2C bus
*     @param[in] scl - scl pin of I2C bus
*
* On Exit:
*    @return none
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
*
* @endcode
**************************************************************/
Ds3231::Ds3231(PinName sda, PinName scl) : I2C(sda, scl)
{
    w_adrs = ((DS3231_I2C_ADRS << 1) | I2C_WRITE);
    r_adrs = ((DS3231_I2C_ADRS << 1) | I2C_READ);
}


/**********************************************************//**
* Sets the time on DS3231
*
* On Entry:
*     @param[in] time - struct cotaining time data; 
*                       seconds, minutes and hours
*
* On Exit:
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
* 
* ds3231_time_t time = {0, 0, 0} // time = 0:0:0 24hr format
* uint16_t rtn_val;
*
* rtn_val = rtc.set_time(time);
*
* @endcode
**************************************************************/
uint16_t Ds3231::set_time(ds3231_time_t time)
{
    
    return 0;
}


/**********************************************************//**
* Sets the calendar on DS3231
*
* On Entry:
*     @param[in] calendar - struct cotaining calendar data; 
*                           day, date, month, year
*
* On Exit:
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
* 
* //see datasheet for calendar format
* ds3231_calendar_t calendar = {1, 1, 1, 0}; 
* uint16_t rtn_val;
*
* rtn_val = rtc.set_calendar(calendar);
*
* @endcode
**************************************************************/
uint16_t Ds3231::set_calendar(ds3231_calendar_t calendar)
{

    return 0;
}


/**********************************************************//**
* Set either Alarm1 or Alarm2 of DS3231
*
* On Entry:
*     @param[in] alarm - struct cotaining alarm data 
*                        seconds, minutes, hours, day, date
*                        seconds used on Alarm1 only
*     @param[in] one_r_two - TRUE for Alarm1 and FALSE for 
*                            Alarm2
*
* On Exit:
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
* 
* //see datasheet for alarm format
* ds3231_alrm_t alarm = {0, 0, 0, 0, 0}; 
* uint16_t rtn_val;
*
* rtn_val = rtc.set_alarm(alarm, FALSE);
*
* @endcode
**************************************************************/
uint16_t Ds3231::set_alarm(ds3231_alrm_t alarm, bool one_r_two)
{

    return 0;    
}


/**********************************************************//**
* Set control and status registers of DS3231
*
* On Entry:
*     @param[in] data - Struct containing control and status 
*                       register data
*
* On Exit:
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15);  
* 
* //do not use 0xAA, see datasheet for appropriate data 
* ds3231_cntl_stat_t data = {0xAA, 0xAA}; 
*
* rtn_val = rtc.set_cntl_stat_reg(data);
*
* @endcode
**************************************************************/
uint16_t Ds3231::set_cntl_stat_reg(ds3231_cntl_stat_t data)
{

    return 0;
}


/**********************************************************//**
* Gets the time on DS3231
*
* On Entry:
*     @param[in] time - struct for storing time data; 
*                       seconds, minutes and hours
*
* On Exit:
*     @param[out] time - contains current rtc time data
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
* 
* ds3231_time_t time = {0, 0, 0} // time = 0:0:0 24hr format
* uint16_t rtn_val;
*
* rtn_val = rtc.get_time(time);
*
* @endcode
**************************************************************/
uint16_t Ds3231::get_time(ds3231_time_t time)
{

    return 0;
}


/**********************************************************//**
* Gets the calendar on DS3231
*
* On Entry:
*     @param[in] calendar - struct for storing calendar data; 
*                           day, date, month, year
*
* On Exit:
*     @param[out] calendar - contains current rtc calendar
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
* 
* //see datasheet for calendar format
* ds3231_calendar_t calendar = {1, 1, 1, 0}; 
* uint16_t rtn_val;
*
* rtn_val = rtc.get_calendar(calendar);
*
* @endcode
**************************************************************/
uint16_t Ds3231::get_calendar(ds3231_calendar_t calendar)
{

    return 0;
}


/**********************************************************//**
* Get either Alarm1 or Alarm2 of DS3231
*
* On Entry:
*     @param[in] alarm - struct for storing alarm data 
*                        seconds, minutes, hours, day, date
*                        seconds used on Alarm1 only
*     @param[in] one_r_two - TRUE for Alarm1 and FALSE for 
*                            Alarm2
*
* On Exit:
*     @param[out] alarm - contains alarm register data
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
* 
* //see datasheet for alarm format
* ds3231_alrm_t alarm = {0, 0, 0, 0, 0}; 
* uint16_t rtn_val;
*
* rtn_val = rtc.get_alarm(alarm, FALSE);
*
* @endcode
**************************************************************/
uint16_t Ds3231::get_alarm(ds3231_alrm_t alarm, bool one_r_two)
{

    return 0;
}


/**********************************************************//**
* Get control and status registers of DS3231
*
* On Entry:
*     @param[in] data - Struct for storing control and status 
*                       register data
*
* On Exit:
*     @param[out] data - contains control and status registers
*                        data
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15);  
* 
* //do not use 0xAA, see datasheet for appropriate data 
* ds3231_cntl_stat_t data = {0xAA, 0xAA}; 
*
* rtn_val = rtc.get_cntl_stat_reg(data);
*
* @endcode
**************************************************************/
uint16_t Ds3231::get_cntl_stat_reg(ds3231_cntl_stat_t data)
{

    return 0;
}


/**********************************************************//**
* Get temperature data of DS3231
*
* On Entry:
*     @param[in] temp - Integer for storing temperature data
*
* On Exit:
*     @param[out] temp - contains temperature data
*     @return return value = 0 on success, non-0 on failure
*
* Example:
* @code
* 
* //instantiate rtc object
* Ds3231 rtc(D14, D15); 
* 
* //do not use 0xAA, see datasheet for appropriate data 
* uint16_t temp; 
*
* rtn_val = rtc.get_temperature(temp);
*
* @endcode
**************************************************************/
uint16_t Ds3231::get_temperature(uint16_t temp)
{

    return 0;    
}