Lee Kai Xuan / mbed-os

mbed-os

Fork of mbed-os by erkin yucel

targets/TARGET_ONSEMI/TARGET_NCS36510/rtc_api.c@1:3deb71413561, 2017-07-20 (annotated)

Committer:
xuaner
Date:
Thu Jul 20 14:26:57 2017 +0000
Revision:
1:3deb71413561
Parent:
0:f269e3021894 
mbed_os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1 /**
elessair 0:f269e3021894 2 ******************************************************************************
elessair 0:f269e3021894 3 * @file rtc_api.c
elessair 0:f269e3021894 4 * @brief Implementation of a RTC driver
elessair 0:f269e3021894 5 * @internal
elessair 0:f269e3021894 6 * @author ON Semiconductor
elessair 0:f269e3021894 7 * $Rev: 0.1 $
elessair 0:f269e3021894 8 * $Date: 2016-01-20 12:09:00 +0530 (Wed, 20 Jan 2016) $
elessair 0:f269e3021894 9 ******************************************************************************
elessair 0:f269e3021894 10 * Copyright 2016 Semiconductor Components Industries LLC (d/b/a “ON Semiconductor”).
elessair 0:f269e3021894 11 * All rights reserved. This software and/or documentation is licensed by ON Semiconductor
elessair 0:f269e3021894 12 * under limited terms and conditions. The terms and conditions pertaining to the software
elessair 0:f269e3021894 13 * and/or documentation are available at http://www.onsemi.com/site/pdf/ONSEMI_T&C.pdf
elessair 0:f269e3021894 14 * (“ON Semiconductor Standard Terms and Conditions of Sale, Section 8 Software”) and
elessair 0:f269e3021894 15 * if applicable the software license agreement. Do not use this software and/or
elessair 0:f269e3021894 16 * documentation unless you have carefully read and you agree to the limited terms and
elessair 0:f269e3021894 17 * conditions. By using this software and/or documentation, you agree to the limited
elessair 0:f269e3021894 18 * terms and conditions.
elessair 0:f269e3021894 19 *
elessair 0:f269e3021894 20 * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
elessair 0:f269e3021894 21 * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
elessair 0:f269e3021894 22 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
elessair 0:f269e3021894 23 * ON SEMICONDUCTOR SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL,
elessair 0:f269e3021894 24 * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
elessair 0:f269e3021894 25 * @endinternal
elessair 0:f269e3021894 26 *
elessair 0:f269e3021894 27 * @ingroup rtc
elessair 0:f269e3021894 28 *
elessair 0:f269e3021894 29 */
elessair 0:f269e3021894 30 #include "rtc_api.h"
elessair 0:f269e3021894 31 #if DEVICE_RTC
elessair 0:f269e3021894 32 #include "device.h"
elessair 0:f269e3021894 33
elessair 0:f269e3021894 34 #include "cmsis.h"
elessair 0:f269e3021894 35 #include "pinmap.h"
elessair 0:f269e3021894 36 #include "PeripheralPins.h"
elessair 0:f269e3021894 37 #include "mbed_assert.h"
elessair 0:f269e3021894 38 #include <string.h>
elessair 0:f269e3021894 39 #include "rtc.h"
elessair 0:f269e3021894 40 #include "cmsis_nvic.h"
elessair 0:f269e3021894 41
elessair 0:f269e3021894 42 static IRQn_Type Irq;
elessair 0:f269e3021894 43
elessair 0:f269e3021894 44 /* See rtc_apc.h for description */
elessair 0:f269e3021894 45
elessair 0:f269e3021894 46 void rtc_init(void)
elessair 0:f269e3021894 47 {
elessair 0:f269e3021894 48 fRtcInit();
elessair 0:f269e3021894 49 }
elessair 0:f269e3021894 50
elessair 0:f269e3021894 51 /* See rtc_apc.h for description */
elessair 0:f269e3021894 52 void rtc_free(void)
elessair 0:f269e3021894 53 {
elessair 0:f269e3021894 54 fRtcFree();
elessair 0:f269e3021894 55 }
elessair 0:f269e3021894 56
elessair 0:f269e3021894 57 /* See rtc_apc.h for description */
elessair 0:f269e3021894 58 int rtc_isenabled(void)
elessair 0:f269e3021894 59 {
elessair 0:f269e3021894 60 return(fIsRtcEnabled());
elessair 0:f269e3021894 61 }
elessair 0:f269e3021894 62
elessair 0:f269e3021894 63 /* See rtc_apc.h for description */
elessair 0:f269e3021894 64 time_t rtc_read(void)
elessair 0:f269e3021894 65 {
elessair 0:f269e3021894 66 return (uint32_t)(fRtcRead() & 0xFFFFFFFF); /* TODO Truncating 64 bit value to 32 bit */
elessair 0:f269e3021894 67 }
elessair 0:f269e3021894 68
elessair 0:f269e3021894 69 /* See rtc_apc.h for description */
elessair 0:f269e3021894 70 void rtc_write(time_t t)
elessair 0:f269e3021894 71 {
elessair 0:f269e3021894 72 fRtcWrite(t);
elessair 0:f269e3021894 73 }
elessair 0:f269e3021894 74
elessair 0:f269e3021894 75 #endif /* DEVICE_RTC */