Demo program for library named SD_PlayerSkeleton of SD card player skeleton. SD カードプレーヤのための骨組みとして使うためのライブラリ SD_PlayerSkeleton の使用例.このプログラムについては,CQ出版社インターフェース誌 2018年7月号で解説している.
Dependencies: F746_GUI F746_SAI_IO SD_PlayerSkeleton
mbed_src_STM32F7/common/rtc_time.c@19:3c3833ec00d2, 2017-04-09 (annotated)
- Committer:
- MikamiUitOpen
- Date:
- Sun Apr 09 12:44:17 2017 +0000
- Revision:
- 19:3c3833ec00d2
- Parent:
- 2:cf42e62a97dc
20
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
MikamiUitOpen | 2:cf42e62a97dc | 1 | /* mbed Microcontroller Library |
MikamiUitOpen | 2:cf42e62a97dc | 2 | * Copyright (c) 2006-2013 ARM Limited |
MikamiUitOpen | 2:cf42e62a97dc | 3 | * |
MikamiUitOpen | 2:cf42e62a97dc | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
MikamiUitOpen | 2:cf42e62a97dc | 5 | * you may not use this file except in compliance with the License. |
MikamiUitOpen | 2:cf42e62a97dc | 6 | * You may obtain a copy of the License at |
MikamiUitOpen | 2:cf42e62a97dc | 7 | * |
MikamiUitOpen | 2:cf42e62a97dc | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
MikamiUitOpen | 2:cf42e62a97dc | 9 | * |
MikamiUitOpen | 2:cf42e62a97dc | 10 | * Unless required by applicable law or agreed to in writing, software |
MikamiUitOpen | 2:cf42e62a97dc | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
MikamiUitOpen | 2:cf42e62a97dc | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
MikamiUitOpen | 2:cf42e62a97dc | 13 | * See the License for the specific language governing permissions and |
MikamiUitOpen | 2:cf42e62a97dc | 14 | * limitations under the License. |
MikamiUitOpen | 2:cf42e62a97dc | 15 | */ |
MikamiUitOpen | 2:cf42e62a97dc | 16 | #include "rtc_api.h" |
MikamiUitOpen | 2:cf42e62a97dc | 17 | |
MikamiUitOpen | 2:cf42e62a97dc | 18 | #include <time.h> |
MikamiUitOpen | 2:cf42e62a97dc | 19 | #include "rtc_time.h" |
MikamiUitOpen | 2:cf42e62a97dc | 20 | #include "us_ticker_api.h" |
MikamiUitOpen | 2:cf42e62a97dc | 21 | |
MikamiUitOpen | 2:cf42e62a97dc | 22 | #if DEVICE_RTC |
MikamiUitOpen | 2:cf42e62a97dc | 23 | static void (*_rtc_init)(void) = rtc_init; |
MikamiUitOpen | 2:cf42e62a97dc | 24 | static int (*_rtc_isenabled)(void) = rtc_isenabled; |
MikamiUitOpen | 2:cf42e62a97dc | 25 | static time_t (*_rtc_read)(void) = rtc_read; |
MikamiUitOpen | 2:cf42e62a97dc | 26 | static void (*_rtc_write)(time_t t) = rtc_write; |
MikamiUitOpen | 2:cf42e62a97dc | 27 | #else |
MikamiUitOpen | 2:cf42e62a97dc | 28 | static void (*_rtc_init)(void) = NULL; |
MikamiUitOpen | 2:cf42e62a97dc | 29 | static int (*_rtc_isenabled)(void) = NULL; |
MikamiUitOpen | 2:cf42e62a97dc | 30 | static time_t (*_rtc_read)(void) = NULL; |
MikamiUitOpen | 2:cf42e62a97dc | 31 | static void (*_rtc_write)(time_t t) = NULL; |
MikamiUitOpen | 2:cf42e62a97dc | 32 | #endif |
MikamiUitOpen | 2:cf42e62a97dc | 33 | |
MikamiUitOpen | 2:cf42e62a97dc | 34 | #ifdef __cplusplus |
MikamiUitOpen | 2:cf42e62a97dc | 35 | extern "C" { |
MikamiUitOpen | 2:cf42e62a97dc | 36 | #endif |
MikamiUitOpen | 2:cf42e62a97dc | 37 | #if defined (__ICCARM__) |
MikamiUitOpen | 2:cf42e62a97dc | 38 | time_t __time32(time_t *timer) |
MikamiUitOpen | 2:cf42e62a97dc | 39 | #else |
MikamiUitOpen | 2:cf42e62a97dc | 40 | time_t time(time_t *timer) |
MikamiUitOpen | 2:cf42e62a97dc | 41 | #endif |
MikamiUitOpen | 2:cf42e62a97dc | 42 | |
MikamiUitOpen | 2:cf42e62a97dc | 43 | { |
MikamiUitOpen | 2:cf42e62a97dc | 44 | if (_rtc_isenabled != NULL) { |
MikamiUitOpen | 2:cf42e62a97dc | 45 | if (!(_rtc_isenabled())) { |
MikamiUitOpen | 2:cf42e62a97dc | 46 | set_time(0); |
MikamiUitOpen | 2:cf42e62a97dc | 47 | } |
MikamiUitOpen | 2:cf42e62a97dc | 48 | } |
MikamiUitOpen | 2:cf42e62a97dc | 49 | |
MikamiUitOpen | 2:cf42e62a97dc | 50 | time_t t = 0; |
MikamiUitOpen | 2:cf42e62a97dc | 51 | if (_rtc_read != NULL) { |
MikamiUitOpen | 2:cf42e62a97dc | 52 | t = _rtc_read(); |
MikamiUitOpen | 2:cf42e62a97dc | 53 | } |
MikamiUitOpen | 2:cf42e62a97dc | 54 | |
MikamiUitOpen | 2:cf42e62a97dc | 55 | if (timer != NULL) { |
MikamiUitOpen | 2:cf42e62a97dc | 56 | *timer = t; |
MikamiUitOpen | 2:cf42e62a97dc | 57 | } |
MikamiUitOpen | 2:cf42e62a97dc | 58 | return t; |
MikamiUitOpen | 2:cf42e62a97dc | 59 | } |
MikamiUitOpen | 2:cf42e62a97dc | 60 | |
MikamiUitOpen | 2:cf42e62a97dc | 61 | void set_time(time_t t) { |
MikamiUitOpen | 2:cf42e62a97dc | 62 | if (_rtc_init != NULL) { |
MikamiUitOpen | 2:cf42e62a97dc | 63 | _rtc_init(); |
MikamiUitOpen | 2:cf42e62a97dc | 64 | } |
MikamiUitOpen | 2:cf42e62a97dc | 65 | if (_rtc_write != NULL) { |
MikamiUitOpen | 2:cf42e62a97dc | 66 | _rtc_write(t); |
MikamiUitOpen | 2:cf42e62a97dc | 67 | } |
MikamiUitOpen | 2:cf42e62a97dc | 68 | } |
MikamiUitOpen | 2:cf42e62a97dc | 69 | |
MikamiUitOpen | 2:cf42e62a97dc | 70 | clock_t clock() { |
MikamiUitOpen | 2:cf42e62a97dc | 71 | clock_t t = us_ticker_read(); |
MikamiUitOpen | 2:cf42e62a97dc | 72 | t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time |
MikamiUitOpen | 2:cf42e62a97dc | 73 | return t; |
MikamiUitOpen | 2:cf42e62a97dc | 74 | } |
MikamiUitOpen | 2:cf42e62a97dc | 75 | |
MikamiUitOpen | 2:cf42e62a97dc | 76 | void attach_rtc(time_t (*read_rtc)(void), void (*write_rtc)(time_t), void (*init_rtc)(void), int (*isenabled_rtc)(void)) { |
MikamiUitOpen | 2:cf42e62a97dc | 77 | __disable_irq(); |
MikamiUitOpen | 2:cf42e62a97dc | 78 | _rtc_read = read_rtc; |
MikamiUitOpen | 2:cf42e62a97dc | 79 | _rtc_write = write_rtc; |
MikamiUitOpen | 2:cf42e62a97dc | 80 | _rtc_init = init_rtc; |
MikamiUitOpen | 2:cf42e62a97dc | 81 | _rtc_isenabled = isenabled_rtc; |
MikamiUitOpen | 2:cf42e62a97dc | 82 | __enable_irq(); |
MikamiUitOpen | 2:cf42e62a97dc | 83 | } |
MikamiUitOpen | 2:cf42e62a97dc | 84 | |
MikamiUitOpen | 2:cf42e62a97dc | 85 | |
MikamiUitOpen | 2:cf42e62a97dc | 86 | |
MikamiUitOpen | 2:cf42e62a97dc | 87 | #ifdef __cplusplus |
MikamiUitOpen | 2:cf42e62a97dc | 88 | } |
MikamiUitOpen | 2:cf42e62a97dc | 89 | #endif |