Tamura Mizuki / STM32F746_FFT

fft

Dependencies:   BSP_DISCO_F746NG SDFileSystem_Warning_Fixed

mbed_src_STM32F7/api/rtc_time.h@0:3e46577dc273, 2016-10-09 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 09 10:11:14 2016 +0000
Revision:
0:3e46577dc273
1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:3e46577dc273 1 /* mbed Microcontroller Library
MikamiUitOpen 0:3e46577dc273 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 0:3e46577dc273 3 *
MikamiUitOpen 0:3e46577dc273 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 0:3e46577dc273 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 0:3e46577dc273 6 * You may obtain a copy of the License at
MikamiUitOpen 0:3e46577dc273 7 *
MikamiUitOpen 0:3e46577dc273 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 0:3e46577dc273 9 *
MikamiUitOpen 0:3e46577dc273 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 0:3e46577dc273 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 0:3e46577dc273 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 0:3e46577dc273 13 * See the License for the specific language governing permissions and
MikamiUitOpen 0:3e46577dc273 14 * limitations under the License.
MikamiUitOpen 0:3e46577dc273 15 */
MikamiUitOpen 0:3e46577dc273 16
MikamiUitOpen 0:3e46577dc273 17 #include <time.h>
MikamiUitOpen 0:3e46577dc273 18
MikamiUitOpen 0:3e46577dc273 19 #ifdef __cplusplus
MikamiUitOpen 0:3e46577dc273 20 extern "C" {
MikamiUitOpen 0:3e46577dc273 21 #endif
MikamiUitOpen 0:3e46577dc273 22
MikamiUitOpen 0:3e46577dc273 23 /** Implementation of the C time.h functions
MikamiUitOpen 0:3e46577dc273 24 *
MikamiUitOpen 0:3e46577dc273 25 * Provides mechanisms to set and read the current time, based
MikamiUitOpen 0:3e46577dc273 26 * on the microcontroller Real-Time Clock (RTC), plus some
MikamiUitOpen 0:3e46577dc273 27 * standard C manipulation and formating functions.
MikamiUitOpen 0:3e46577dc273 28 *
MikamiUitOpen 0:3e46577dc273 29 * Example:
MikamiUitOpen 0:3e46577dc273 30 * @code
MikamiUitOpen 0:3e46577dc273 31 * #include "mbed.h"
MikamiUitOpen 0:3e46577dc273 32 *
MikamiUitOpen 0:3e46577dc273 33 * int main() {
MikamiUitOpen 0:3e46577dc273 34 * set_time(1256729737); // Set RTC time to Wed, 28 Oct 2009 11:35:37
MikamiUitOpen 0:3e46577dc273 35 *
MikamiUitOpen 0:3e46577dc273 36 * while(1) {
MikamiUitOpen 0:3e46577dc273 37 * time_t seconds = time(NULL);
MikamiUitOpen 0:3e46577dc273 38 *
MikamiUitOpen 0:3e46577dc273 39 * printf("Time as seconds since January 1, 1970 = %d\n", seconds);
MikamiUitOpen 0:3e46577dc273 40 *
MikamiUitOpen 0:3e46577dc273 41 * printf("Time as a basic string = %s", ctime(&seconds));
MikamiUitOpen 0:3e46577dc273 42 *
MikamiUitOpen 0:3e46577dc273 43 * char buffer[32];
MikamiUitOpen 0:3e46577dc273 44 * strftime(buffer, 32, "%I:%M %p\n", localtime(&seconds));
MikamiUitOpen 0:3e46577dc273 45 * printf("Time as a custom formatted string = %s", buffer);
MikamiUitOpen 0:3e46577dc273 46 *
MikamiUitOpen 0:3e46577dc273 47 * wait(1);
MikamiUitOpen 0:3e46577dc273 48 * }
MikamiUitOpen 0:3e46577dc273 49 * }
MikamiUitOpen 0:3e46577dc273 50 * @endcode
MikamiUitOpen 0:3e46577dc273 51 */
MikamiUitOpen 0:3e46577dc273 52
MikamiUitOpen 0:3e46577dc273 53 /** Set the current time
MikamiUitOpen 0:3e46577dc273 54 *
MikamiUitOpen 0:3e46577dc273 55 * Initialises and sets the time of the microcontroller Real-Time Clock (RTC)
MikamiUitOpen 0:3e46577dc273 56 * to the time represented by the number of seconds since January 1, 1970
MikamiUitOpen 0:3e46577dc273 57 * (the UNIX timestamp).
MikamiUitOpen 0:3e46577dc273 58 *
MikamiUitOpen 0:3e46577dc273 59 * @param t Number of seconds since January 1, 1970 (the UNIX timestamp)
MikamiUitOpen 0:3e46577dc273 60 *
MikamiUitOpen 0:3e46577dc273 61 * Example:
MikamiUitOpen 0:3e46577dc273 62 * @code
MikamiUitOpen 0:3e46577dc273 63 * #include "mbed.h"
MikamiUitOpen 0:3e46577dc273 64 *
MikamiUitOpen 0:3e46577dc273 65 * int main() {
MikamiUitOpen 0:3e46577dc273 66 * set_time(1256729737); // Set time to Wed, 28 Oct 2009 11:35:37
MikamiUitOpen 0:3e46577dc273 67 * }
MikamiUitOpen 0:3e46577dc273 68 * @endcode
MikamiUitOpen 0:3e46577dc273 69 */
MikamiUitOpen 0:3e46577dc273 70 void set_time(time_t t);
MikamiUitOpen 0:3e46577dc273 71
MikamiUitOpen 0:3e46577dc273 72 /** Attach an external RTC to be used for the C time functions
MikamiUitOpen 0:3e46577dc273 73 *
MikamiUitOpen 0:3e46577dc273 74 * Do not call this function from an interrupt while an RTC read/write operation may be occurring
MikamiUitOpen 0:3e46577dc273 75 *
MikamiUitOpen 0:3e46577dc273 76 * @param read_rtc pointer to function which returns current UNIX timestamp
MikamiUitOpen 0:3e46577dc273 77 * @param write_rtc pointer to function which sets current UNIX timestamp, can be NULL
MikamiUitOpen 0:3e46577dc273 78 * @param init_rtc pointer to funtion which initializes RTC, can be NULL
MikamiUitOpen 0:3e46577dc273 79 * @param isenabled_rtc pointer to function wich returns if the rtc is enabled, can be NULL
MikamiUitOpen 0:3e46577dc273 80 */
MikamiUitOpen 0:3e46577dc273 81 void attach_rtc(time_t (*read_rtc)(void), void (*write_rtc)(time_t), void (*init_rtc)(void), int (*isenabled_rtc)(void));
MikamiUitOpen 0:3e46577dc273 82
MikamiUitOpen 0:3e46577dc273 83 #ifdef __cplusplus
MikamiUitOpen 0:3e46577dc273 84 }
MikamiUitOpen 0:3e46577dc273 85 #endif