SDK Development / mbed-src

mbed SDK library sources

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Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

common/rtc_time.c@10:3bc89ef62ce7, 2013-06-14 (annotated)

Committer:
emilmont
Date:
Fri Jun 14 17:49:17 2013 +0100
Revision:
10:3bc89ef62ce7
Parent:
9:0ce32e54c9a7
Child:
13:0645d8841f51
Unify mbed library sources

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 10:3bc89ef62ce7 1 /* mbed Microcontroller Library
emilmont 10:3bc89ef62ce7 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 10:3bc89ef62ce7 3 *
emilmont 10:3bc89ef62ce7 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 10:3bc89ef62ce7 5 * you may not use this file except in compliance with the License.
emilmont 10:3bc89ef62ce7 6 * You may obtain a copy of the License at
emilmont 10:3bc89ef62ce7 7 *
emilmont 10:3bc89ef62ce7 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 10:3bc89ef62ce7 9 *
emilmont 10:3bc89ef62ce7 10 * Unless required by applicable law or agreed to in writing, software
emilmont 10:3bc89ef62ce7 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 10:3bc89ef62ce7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 10:3bc89ef62ce7 13 * See the License for the specific language governing permissions and
emilmont 10:3bc89ef62ce7 14 * limitations under the License.
emilmont 10:3bc89ef62ce7 15 */
emilmont 10:3bc89ef62ce7 16 #include "rtc_api.h"
emilmont 10:3bc89ef62ce7 17
emilmont 10:3bc89ef62ce7 18 #include <time.h>
emilmont 10:3bc89ef62ce7 19 #include "rtc_time.h"
emilmont 10:3bc89ef62ce7 20 #include "us_ticker_api.h"
emilmont 10:3bc89ef62ce7 21
emilmont 10:3bc89ef62ce7 22 #if defined (__ICCARM__)
emilmont 10:3bc89ef62ce7 23 time_t __time32(time_t *timer)
emilmont 10:3bc89ef62ce7 24 #else
emilmont 10:3bc89ef62ce7 25 time_t time(time_t *timer)
emilmont 10:3bc89ef62ce7 26 #endif
emilmont 10:3bc89ef62ce7 27 {
emilmont 10:3bc89ef62ce7 28 #if DEVICE_RTC
emilmont 10:3bc89ef62ce7 29 if (!(rtc_isenabled())) {
emilmont 10:3bc89ef62ce7 30 set_time(0);
emilmont 10:3bc89ef62ce7 31 }
emilmont 10:3bc89ef62ce7 32 time_t t = rtc_read();
emilmont 10:3bc89ef62ce7 33
emilmont 10:3bc89ef62ce7 34 #else
emilmont 10:3bc89ef62ce7 35 time_t t = 0;
emilmont 10:3bc89ef62ce7 36 #endif
emilmont 10:3bc89ef62ce7 37
emilmont 10:3bc89ef62ce7 38 if (timer != NULL) {
emilmont 10:3bc89ef62ce7 39 *timer = t;
emilmont 10:3bc89ef62ce7 40 }
emilmont 10:3bc89ef62ce7 41 return t;
emilmont 10:3bc89ef62ce7 42 }
emilmont 10:3bc89ef62ce7 43
emilmont 10:3bc89ef62ce7 44 void set_time(time_t t) {
emilmont 10:3bc89ef62ce7 45 #if DEVICE_RTC
emilmont 10:3bc89ef62ce7 46 rtc_init();
emilmont 10:3bc89ef62ce7 47 rtc_write(t);
emilmont 10:3bc89ef62ce7 48 #endif
emilmont 10:3bc89ef62ce7 49 }
emilmont 10:3bc89ef62ce7 50
emilmont 10:3bc89ef62ce7 51 clock_t clock() {
emilmont 10:3bc89ef62ce7 52 clock_t t = us_ticker_read();
emilmont 10:3bc89ef62ce7 53 t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time
emilmont 10:3bc89ef62ce7 54 return t;
emilmont 10:3bc89ef62ce7 55 }