不韋 呂 / F746_SD_GraphicEqualizer

Output the audio signal with filtering by graphic equalizer in the *.wav file on the SD card using onboard CODEC. SD カードの *.wav ファイルのオーディオ信号をグラフィック･イコライザを通して，ボードに搭載されているCODEC で出力する．

Dependencies:   F746_GUI F746_SAI_IO SD_PlayerSkeleton FrequencyResponseDrawer

mbed_src_STM32F7/common/Ticker.cpp@16:cbb726ac20d8, 2016-10-02 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 02 06:33:59 2016 +0000
Revision:
16:cbb726ac20d8
17

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 16:cbb726ac20d8 1 /* mbed Microcontroller Library
MikamiUitOpen 16:cbb726ac20d8 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 16:cbb726ac20d8 3 *
MikamiUitOpen 16:cbb726ac20d8 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 16:cbb726ac20d8 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 16:cbb726ac20d8 6 * You may obtain a copy of the License at
MikamiUitOpen 16:cbb726ac20d8 7 *
MikamiUitOpen 16:cbb726ac20d8 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 16:cbb726ac20d8 9 *
MikamiUitOpen 16:cbb726ac20d8 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 16:cbb726ac20d8 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 16:cbb726ac20d8 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 16:cbb726ac20d8 13 * See the License for the specific language governing permissions and
MikamiUitOpen 16:cbb726ac20d8 14 * limitations under the License.
MikamiUitOpen 16:cbb726ac20d8 15 */
MikamiUitOpen 16:cbb726ac20d8 16 #include "Ticker.h"
MikamiUitOpen 16:cbb726ac20d8 17
MikamiUitOpen 16:cbb726ac20d8 18 #include "TimerEvent.h"
MikamiUitOpen 16:cbb726ac20d8 19 #include "FunctionPointer.h"
MikamiUitOpen 16:cbb726ac20d8 20 #include "ticker_api.h"
MikamiUitOpen 16:cbb726ac20d8 21
MikamiUitOpen 16:cbb726ac20d8 22 namespace mbed {
MikamiUitOpen 16:cbb726ac20d8 23
MikamiUitOpen 16:cbb726ac20d8 24 void Ticker::detach() {
MikamiUitOpen 16:cbb726ac20d8 25 remove();
MikamiUitOpen 16:cbb726ac20d8 26 _function.attach(0);
MikamiUitOpen 16:cbb726ac20d8 27 }
MikamiUitOpen 16:cbb726ac20d8 28
MikamiUitOpen 16:cbb726ac20d8 29 void Ticker::setup(timestamp_t t) {
MikamiUitOpen 16:cbb726ac20d8 30 remove();
MikamiUitOpen 16:cbb726ac20d8 31 _delay = t;
MikamiUitOpen 16:cbb726ac20d8 32 insert(_delay + ticker_read(_ticker_data));
MikamiUitOpen 16:cbb726ac20d8 33 }
MikamiUitOpen 16:cbb726ac20d8 34
MikamiUitOpen 16:cbb726ac20d8 35 void Ticker::handler() {
MikamiUitOpen 16:cbb726ac20d8 36 insert(event.timestamp + _delay);
MikamiUitOpen 16:cbb726ac20d8 37 _function.call();
MikamiUitOpen 16:cbb726ac20d8 38 }
MikamiUitOpen 16:cbb726ac20d8 39
MikamiUitOpen 16:cbb726ac20d8 40 } // namespace mbed