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/gpio.c@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 "gpio_api.h"
MikamiUitOpen 16:cbb726ac20d8 17
MikamiUitOpen 16:cbb726ac20d8 18 static inline void _gpio_init_in(gpio_t* gpio, PinName pin, PinMode mode)
MikamiUitOpen 16:cbb726ac20d8 19 {
MikamiUitOpen 16:cbb726ac20d8 20 gpio_init(gpio, pin);
MikamiUitOpen 16:cbb726ac20d8 21 if (pin != NC) {
MikamiUitOpen 16:cbb726ac20d8 22 gpio_dir(gpio, PIN_INPUT);
MikamiUitOpen 16:cbb726ac20d8 23 gpio_mode(gpio, mode);
MikamiUitOpen 16:cbb726ac20d8 24 }
MikamiUitOpen 16:cbb726ac20d8 25 }
MikamiUitOpen 16:cbb726ac20d8 26
MikamiUitOpen 16:cbb726ac20d8 27 static inline void _gpio_init_out(gpio_t* gpio, PinName pin, PinMode mode, int value)
MikamiUitOpen 16:cbb726ac20d8 28 {
MikamiUitOpen 16:cbb726ac20d8 29 gpio_init(gpio, pin);
MikamiUitOpen 16:cbb726ac20d8 30 if (pin != NC) {
MikamiUitOpen 16:cbb726ac20d8 31 gpio_write(gpio, value);
MikamiUitOpen 16:cbb726ac20d8 32 gpio_dir(gpio, PIN_OUTPUT);
MikamiUitOpen 16:cbb726ac20d8 33 gpio_mode(gpio, mode);
MikamiUitOpen 16:cbb726ac20d8 34 }
MikamiUitOpen 16:cbb726ac20d8 35 }
MikamiUitOpen 16:cbb726ac20d8 36
MikamiUitOpen 16:cbb726ac20d8 37 void gpio_init_in(gpio_t* gpio, PinName pin) {
MikamiUitOpen 16:cbb726ac20d8 38 gpio_init_in_ex(gpio, pin, PullDefault);
MikamiUitOpen 16:cbb726ac20d8 39 }
MikamiUitOpen 16:cbb726ac20d8 40
MikamiUitOpen 16:cbb726ac20d8 41 void gpio_init_in_ex(gpio_t* gpio, PinName pin, PinMode mode) {
MikamiUitOpen 16:cbb726ac20d8 42 _gpio_init_in(gpio, pin, mode);
MikamiUitOpen 16:cbb726ac20d8 43 }
MikamiUitOpen 16:cbb726ac20d8 44
MikamiUitOpen 16:cbb726ac20d8 45 void gpio_init_out(gpio_t* gpio, PinName pin) {
MikamiUitOpen 16:cbb726ac20d8 46 gpio_init_out_ex(gpio, pin, 0);
MikamiUitOpen 16:cbb726ac20d8 47 }
MikamiUitOpen 16:cbb726ac20d8 48
MikamiUitOpen 16:cbb726ac20d8 49 void gpio_init_out_ex(gpio_t* gpio, PinName pin, int value) {
MikamiUitOpen 16:cbb726ac20d8 50 _gpio_init_out(gpio, pin, PullNone, value);
MikamiUitOpen 16:cbb726ac20d8 51 }
MikamiUitOpen 16:cbb726ac20d8 52
MikamiUitOpen 16:cbb726ac20d8 53 void gpio_init_inout(gpio_t* gpio, PinName pin, PinDirection direction, PinMode mode, int value) {
MikamiUitOpen 16:cbb726ac20d8 54 if (direction == PIN_INPUT) {
MikamiUitOpen 16:cbb726ac20d8 55 _gpio_init_in(gpio, pin, mode);
MikamiUitOpen 16:cbb726ac20d8 56 if (pin != NC)
MikamiUitOpen 16:cbb726ac20d8 57 gpio_write(gpio, value); // we prepare the value in case it is switched later
MikamiUitOpen 16:cbb726ac20d8 58 } else {
MikamiUitOpen 16:cbb726ac20d8 59 _gpio_init_out(gpio, pin, mode, value);
MikamiUitOpen 16:cbb726ac20d8 60 }
MikamiUitOpen 16:cbb726ac20d8 61 }