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/api/DigitalInOut.h@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 #ifndef MBED_DIGITALINOUT_H
MikamiUitOpen 16:cbb726ac20d8 17 #define MBED_DIGITALINOUT_H
MikamiUitOpen 16:cbb726ac20d8 18
MikamiUitOpen 16:cbb726ac20d8 19 #include "platform.h"
MikamiUitOpen 16:cbb726ac20d8 20
MikamiUitOpen 16:cbb726ac20d8 21 #include "gpio_api.h"
MikamiUitOpen 16:cbb726ac20d8 22
MikamiUitOpen 16:cbb726ac20d8 23 namespace mbed {
MikamiUitOpen 16:cbb726ac20d8 24
MikamiUitOpen 16:cbb726ac20d8 25 /** A digital input/output, used for setting or reading a bi-directional pin
MikamiUitOpen 16:cbb726ac20d8 26 */
MikamiUitOpen 16:cbb726ac20d8 27 class DigitalInOut {
MikamiUitOpen 16:cbb726ac20d8 28
MikamiUitOpen 16:cbb726ac20d8 29 public:
MikamiUitOpen 16:cbb726ac20d8 30 /** Create a DigitalInOut connected to the specified pin
MikamiUitOpen 16:cbb726ac20d8 31 *
MikamiUitOpen 16:cbb726ac20d8 32 * @param pin DigitalInOut pin to connect to
MikamiUitOpen 16:cbb726ac20d8 33 */
MikamiUitOpen 16:cbb726ac20d8 34 DigitalInOut(PinName pin) : gpio() {
MikamiUitOpen 16:cbb726ac20d8 35 gpio_init_in(&gpio, pin);
MikamiUitOpen 16:cbb726ac20d8 36 }
MikamiUitOpen 16:cbb726ac20d8 37
MikamiUitOpen 16:cbb726ac20d8 38 /** Create a DigitalInOut connected to the specified pin
MikamiUitOpen 16:cbb726ac20d8 39 *
MikamiUitOpen 16:cbb726ac20d8 40 * @param pin DigitalInOut pin to connect to
MikamiUitOpen 16:cbb726ac20d8 41 * @param direction the initial direction of the pin
MikamiUitOpen 16:cbb726ac20d8 42 * @param mode the initial mode of the pin
MikamiUitOpen 16:cbb726ac20d8 43 * @param value the initial value of the pin if is an output
MikamiUitOpen 16:cbb726ac20d8 44 */
MikamiUitOpen 16:cbb726ac20d8 45 DigitalInOut(PinName pin, PinDirection direction, PinMode mode, int value) : gpio() {
MikamiUitOpen 16:cbb726ac20d8 46 gpio_init_inout(&gpio, pin, direction, mode, value);
MikamiUitOpen 16:cbb726ac20d8 47 }
MikamiUitOpen 16:cbb726ac20d8 48
MikamiUitOpen 16:cbb726ac20d8 49 /** Set the output, specified as 0 or 1 (int)
MikamiUitOpen 16:cbb726ac20d8 50 *
MikamiUitOpen 16:cbb726ac20d8 51 * @param value An integer specifying the pin output value,
MikamiUitOpen 16:cbb726ac20d8 52 * 0 for logical 0, 1 (or any other non-zero value) for logical 1
MikamiUitOpen 16:cbb726ac20d8 53 */
MikamiUitOpen 16:cbb726ac20d8 54 void write(int value) {
MikamiUitOpen 16:cbb726ac20d8 55 gpio_write(&gpio, value);
MikamiUitOpen 16:cbb726ac20d8 56 }
MikamiUitOpen 16:cbb726ac20d8 57
MikamiUitOpen 16:cbb726ac20d8 58 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 16:cbb726ac20d8 59 *
MikamiUitOpen 16:cbb726ac20d8 60 * @returns
MikamiUitOpen 16:cbb726ac20d8 61 * an integer representing the output setting of the pin if it is an output,
MikamiUitOpen 16:cbb726ac20d8 62 * or read the input if set as an input
MikamiUitOpen 16:cbb726ac20d8 63 */
MikamiUitOpen 16:cbb726ac20d8 64 int read() {
MikamiUitOpen 16:cbb726ac20d8 65 return gpio_read(&gpio);
MikamiUitOpen 16:cbb726ac20d8 66 }
MikamiUitOpen 16:cbb726ac20d8 67
MikamiUitOpen 16:cbb726ac20d8 68 /** Set as an output
MikamiUitOpen 16:cbb726ac20d8 69 */
MikamiUitOpen 16:cbb726ac20d8 70 void output() {
MikamiUitOpen 16:cbb726ac20d8 71 gpio_dir(&gpio, PIN_OUTPUT);
MikamiUitOpen 16:cbb726ac20d8 72 }
MikamiUitOpen 16:cbb726ac20d8 73
MikamiUitOpen 16:cbb726ac20d8 74 /** Set as an input
MikamiUitOpen 16:cbb726ac20d8 75 */
MikamiUitOpen 16:cbb726ac20d8 76 void input() {
MikamiUitOpen 16:cbb726ac20d8 77 gpio_dir(&gpio, PIN_INPUT);
MikamiUitOpen 16:cbb726ac20d8 78 }
MikamiUitOpen 16:cbb726ac20d8 79
MikamiUitOpen 16:cbb726ac20d8 80 /** Set the input pin mode
MikamiUitOpen 16:cbb726ac20d8 81 *
MikamiUitOpen 16:cbb726ac20d8 82 * @param mode PullUp, PullDown, PullNone, OpenDrain
MikamiUitOpen 16:cbb726ac20d8 83 */
MikamiUitOpen 16:cbb726ac20d8 84 void mode(PinMode pull) {
MikamiUitOpen 16:cbb726ac20d8 85 gpio_mode(&gpio, pull);
MikamiUitOpen 16:cbb726ac20d8 86 }
MikamiUitOpen 16:cbb726ac20d8 87
MikamiUitOpen 16:cbb726ac20d8 88 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 16:cbb726ac20d8 89 *
MikamiUitOpen 16:cbb726ac20d8 90 * @returns
MikamiUitOpen 16:cbb726ac20d8 91 * Non zero value if pin is connected to uc GPIO
MikamiUitOpen 16:cbb726ac20d8 92 * 0 if gpio object was initialized with NC
MikamiUitOpen 16:cbb726ac20d8 93 */
MikamiUitOpen 16:cbb726ac20d8 94 int is_connected() {
MikamiUitOpen 16:cbb726ac20d8 95 return gpio_is_connected(&gpio);
MikamiUitOpen 16:cbb726ac20d8 96 }
MikamiUitOpen 16:cbb726ac20d8 97
MikamiUitOpen 16:cbb726ac20d8 98 #ifdef MBED_OPERATORS
MikamiUitOpen 16:cbb726ac20d8 99 /** A shorthand for write()
MikamiUitOpen 16:cbb726ac20d8 100 */
MikamiUitOpen 16:cbb726ac20d8 101 DigitalInOut& operator= (int value) {
MikamiUitOpen 16:cbb726ac20d8 102 write(value);
MikamiUitOpen 16:cbb726ac20d8 103 return *this;
MikamiUitOpen 16:cbb726ac20d8 104 }
MikamiUitOpen 16:cbb726ac20d8 105
MikamiUitOpen 16:cbb726ac20d8 106 DigitalInOut& operator= (DigitalInOut& rhs) {
MikamiUitOpen 16:cbb726ac20d8 107 write(rhs.read());
MikamiUitOpen 16:cbb726ac20d8 108 return *this;
MikamiUitOpen 16:cbb726ac20d8 109 }
MikamiUitOpen 16:cbb726ac20d8 110
MikamiUitOpen 16:cbb726ac20d8 111 /** A shorthand for read()
MikamiUitOpen 16:cbb726ac20d8 112 */
MikamiUitOpen 16:cbb726ac20d8 113 operator int() {
MikamiUitOpen 16:cbb726ac20d8 114 return read();
MikamiUitOpen 16:cbb726ac20d8 115 }
MikamiUitOpen 16:cbb726ac20d8 116 #endif
MikamiUitOpen 16:cbb726ac20d8 117
MikamiUitOpen 16:cbb726ac20d8 118 protected:
MikamiUitOpen 16:cbb726ac20d8 119 gpio_t gpio;
MikamiUitOpen 16:cbb726ac20d8 120 };
MikamiUitOpen 16:cbb726ac20d8 121
MikamiUitOpen 16:cbb726ac20d8 122 } // namespace mbed
MikamiUitOpen 16:cbb726ac20d8 123
MikamiUitOpen 16:cbb726ac20d8 124 #endif