Yihui Xiong / mbed-src-nrf51822

customized mbed library sources for nrf51822

Dependents:   Grove_Node Potentiometer BLE_Beacon I2C_Scanner

common/rtc_time.c@0:700cadd8b708, 2014-11-04 (annotated)

Committer:
yihui
Date:
Tue Nov 04 07:38:53 2014 +0000
Revision:
0:700cadd8b708
customized mbed-src library for nrf51822

Who changed what in which revision?

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yihui 0:700cadd8b708 1 /* mbed Microcontroller Library
yihui 0:700cadd8b708 2 * Copyright (c) 2006-2013 ARM Limited
yihui 0:700cadd8b708 3 *
yihui 0:700cadd8b708 4 * Licensed under the Apache License, Version 2.0 (the "License");
yihui 0:700cadd8b708 5 * you may not use this file except in compliance with the License.
yihui 0:700cadd8b708 6 * You may obtain a copy of the License at
yihui 0:700cadd8b708 7 *
yihui 0:700cadd8b708 8 * http://www.apache.org/licenses/LICENSE-2.0
yihui 0:700cadd8b708 9 *
yihui 0:700cadd8b708 10 * Unless required by applicable law or agreed to in writing, software
yihui 0:700cadd8b708 11 * distributed under the License is distributed on an "AS IS" BASIS,
yihui 0:700cadd8b708 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
yihui 0:700cadd8b708 13 * See the License for the specific language governing permissions and
yihui 0:700cadd8b708 14 * limitations under the License.
yihui 0:700cadd8b708 15 */
yihui 0:700cadd8b708 16 #include "rtc_api.h"
yihui 0:700cadd8b708 17
yihui 0:700cadd8b708 18 #include <time.h>
yihui 0:700cadd8b708 19 #include "rtc_time.h"
yihui 0:700cadd8b708 20 #include "us_ticker_api.h"
yihui 0:700cadd8b708 21
yihui 0:700cadd8b708 22 #ifdef __cplusplus
yihui 0:700cadd8b708 23 extern "C" {
yihui 0:700cadd8b708 24 #endif
yihui 0:700cadd8b708 25 #if defined (__ICCARM__)
yihui 0:700cadd8b708 26 time_t __time32(time_t *timer)
yihui 0:700cadd8b708 27 #else
yihui 0:700cadd8b708 28 time_t time(time_t *timer)
yihui 0:700cadd8b708 29 #endif
yihui 0:700cadd8b708 30
yihui 0:700cadd8b708 31 {
yihui 0:700cadd8b708 32 #if DEVICE_RTC
yihui 0:700cadd8b708 33 if (!(rtc_isenabled())) {
yihui 0:700cadd8b708 34 set_time(0);
yihui 0:700cadd8b708 35 }
yihui 0:700cadd8b708 36 time_t t = rtc_read();
yihui 0:700cadd8b708 37
yihui 0:700cadd8b708 38 #else
yihui 0:700cadd8b708 39 time_t t = 0;
yihui 0:700cadd8b708 40 #endif
yihui 0:700cadd8b708 41
yihui 0:700cadd8b708 42 if (timer != NULL) {
yihui 0:700cadd8b708 43 *timer = t;
yihui 0:700cadd8b708 44 }
yihui 0:700cadd8b708 45 return t;
yihui 0:700cadd8b708 46 }
yihui 0:700cadd8b708 47
yihui 0:700cadd8b708 48 void set_time(time_t t) {
yihui 0:700cadd8b708 49 #if DEVICE_RTC
yihui 0:700cadd8b708 50 rtc_init();
yihui 0:700cadd8b708 51 rtc_write(t);
yihui 0:700cadd8b708 52 #endif
yihui 0:700cadd8b708 53 }
yihui 0:700cadd8b708 54
yihui 0:700cadd8b708 55 clock_t clock() {
yihui 0:700cadd8b708 56 clock_t t = us_ticker_read();
yihui 0:700cadd8b708 57 t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time
yihui 0:700cadd8b708 58 return t;
yihui 0:700cadd8b708 59 }
yihui 0:700cadd8b708 60
yihui 0:700cadd8b708 61 #ifdef __cplusplus
yihui 0:700cadd8b708 62 }
yihui 0:700cadd8b708 63 #endif