不韋 呂 / F746_AcousticEffector_MIC

Audio singal input and output example for DISCO-F746. Input: MEMS mic, Output: CN10 OUT, Acoustic effect: echo and frequency shift. DISCO-F746 によるオーディオ信号入出力．入力：MEMS マイク，出力：CN10 OUT，音響効果：エコー，周波数変換．

Dependencies:   F746_GUI F746_SAI_IO

mbed_src_STM32F7/api/DigitalOut.h@10:56f2f01df983, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 13:44:13 2017 +0000
Revision:
10:56f2f01df983
Parent:
6:38f7dce055d0 
11

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 6:38f7dce055d0 1 /* mbed Microcontroller Library
MikamiUitOpen 6:38f7dce055d0 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 6:38f7dce055d0 3 *
MikamiUitOpen 6:38f7dce055d0 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 6:38f7dce055d0 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 6:38f7dce055d0 6 * You may obtain a copy of the License at
MikamiUitOpen 6:38f7dce055d0 7 *
MikamiUitOpen 6:38f7dce055d0 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 6:38f7dce055d0 9 *
MikamiUitOpen 6:38f7dce055d0 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 6:38f7dce055d0 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 6:38f7dce055d0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 6:38f7dce055d0 13 * See the License for the specific language governing permissions and
MikamiUitOpen 6:38f7dce055d0 14 * limitations under the License.
MikamiUitOpen 6:38f7dce055d0 15 */
MikamiUitOpen 6:38f7dce055d0 16 #ifndef MBED_DIGITALOUT_H
MikamiUitOpen 6:38f7dce055d0 17 #define MBED_DIGITALOUT_H
MikamiUitOpen 6:38f7dce055d0 18
MikamiUitOpen 6:38f7dce055d0 19 #include "platform.h"
MikamiUitOpen 6:38f7dce055d0 20 #include "gpio_api.h"
MikamiUitOpen 6:38f7dce055d0 21
MikamiUitOpen 6:38f7dce055d0 22 namespace mbed {
MikamiUitOpen 6:38f7dce055d0 23
MikamiUitOpen 6:38f7dce055d0 24 /** A digital output, used for setting the state of a pin
MikamiUitOpen 6:38f7dce055d0 25 *
MikamiUitOpen 6:38f7dce055d0 26 * Example:
MikamiUitOpen 6:38f7dce055d0 27 * @code
MikamiUitOpen 6:38f7dce055d0 28 * // Toggle a LED
MikamiUitOpen 6:38f7dce055d0 29 * #include "mbed.h"
MikamiUitOpen 6:38f7dce055d0 30 *
MikamiUitOpen 6:38f7dce055d0 31 * DigitalOut led(LED1);
MikamiUitOpen 6:38f7dce055d0 32 *
MikamiUitOpen 6:38f7dce055d0 33 * int main() {
MikamiUitOpen 6:38f7dce055d0 34 * while(1) {
MikamiUitOpen 6:38f7dce055d0 35 * led = !led;
MikamiUitOpen 6:38f7dce055d0 36 * wait(0.2);
MikamiUitOpen 6:38f7dce055d0 37 * }
MikamiUitOpen 6:38f7dce055d0 38 * }
MikamiUitOpen 6:38f7dce055d0 39 * @endcode
MikamiUitOpen 6:38f7dce055d0 40 */
MikamiUitOpen 6:38f7dce055d0 41 class DigitalOut {
MikamiUitOpen 6:38f7dce055d0 42
MikamiUitOpen 6:38f7dce055d0 43 public:
MikamiUitOpen 6:38f7dce055d0 44 /** Create a DigitalOut connected to the specified pin
MikamiUitOpen 6:38f7dce055d0 45 *
MikamiUitOpen 6:38f7dce055d0 46 * @param pin DigitalOut pin to connect to
MikamiUitOpen 6:38f7dce055d0 47 */
MikamiUitOpen 6:38f7dce055d0 48 DigitalOut(PinName pin) : gpio() {
MikamiUitOpen 6:38f7dce055d0 49 gpio_init_out(&gpio, pin);
MikamiUitOpen 6:38f7dce055d0 50 }
MikamiUitOpen 6:38f7dce055d0 51
MikamiUitOpen 6:38f7dce055d0 52 /** Create a DigitalOut connected to the specified pin
MikamiUitOpen 6:38f7dce055d0 53 *
MikamiUitOpen 6:38f7dce055d0 54 * @param pin DigitalOut pin to connect to
MikamiUitOpen 6:38f7dce055d0 55 * @param value the initial pin value
MikamiUitOpen 6:38f7dce055d0 56 */
MikamiUitOpen 6:38f7dce055d0 57 DigitalOut(PinName pin, int value) : gpio() {
MikamiUitOpen 6:38f7dce055d0 58 gpio_init_out_ex(&gpio, pin, value);
MikamiUitOpen 6:38f7dce055d0 59 }
MikamiUitOpen 6:38f7dce055d0 60
MikamiUitOpen 6:38f7dce055d0 61 /** Set the output, specified as 0 or 1 (int)
MikamiUitOpen 6:38f7dce055d0 62 *
MikamiUitOpen 6:38f7dce055d0 63 * @param value An integer specifying the pin output value,
MikamiUitOpen 6:38f7dce055d0 64 * 0 for logical 0, 1 (or any other non-zero value) for logical 1
MikamiUitOpen 6:38f7dce055d0 65 */
MikamiUitOpen 6:38f7dce055d0 66 void write(int value) {
MikamiUitOpen 6:38f7dce055d0 67 gpio_write(&gpio, value);
MikamiUitOpen 6:38f7dce055d0 68 }
MikamiUitOpen 6:38f7dce055d0 69
MikamiUitOpen 6:38f7dce055d0 70 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 6:38f7dce055d0 71 *
MikamiUitOpen 6:38f7dce055d0 72 * @returns
MikamiUitOpen 6:38f7dce055d0 73 * an integer representing the output setting of the pin,
MikamiUitOpen 6:38f7dce055d0 74 * 0 for logical 0, 1 for logical 1
MikamiUitOpen 6:38f7dce055d0 75 */
MikamiUitOpen 6:38f7dce055d0 76 int read() {
MikamiUitOpen 6:38f7dce055d0 77 return gpio_read(&gpio);
MikamiUitOpen 6:38f7dce055d0 78 }
MikamiUitOpen 6:38f7dce055d0 79
MikamiUitOpen 6:38f7dce055d0 80 /** Return the output setting, represented as 0 or 1 (int)
MikamiUitOpen 6:38f7dce055d0 81 *
MikamiUitOpen 6:38f7dce055d0 82 * @returns
MikamiUitOpen 6:38f7dce055d0 83 * Non zero value if pin is connected to uc GPIO
MikamiUitOpen 6:38f7dce055d0 84 * 0 if gpio object was initialized with NC
MikamiUitOpen 6:38f7dce055d0 85 */
MikamiUitOpen 6:38f7dce055d0 86 int is_connected() {
MikamiUitOpen 6:38f7dce055d0 87 return gpio_is_connected(&gpio);
MikamiUitOpen 6:38f7dce055d0 88 }
MikamiUitOpen 6:38f7dce055d0 89
MikamiUitOpen 6:38f7dce055d0 90 #ifdef MBED_OPERATORS
MikamiUitOpen 6:38f7dce055d0 91 /** A shorthand for write()
MikamiUitOpen 6:38f7dce055d0 92 */
MikamiUitOpen 6:38f7dce055d0 93 DigitalOut& operator= (int value) {
MikamiUitOpen 6:38f7dce055d0 94 write(value);
MikamiUitOpen 6:38f7dce055d0 95 return *this;
MikamiUitOpen 6:38f7dce055d0 96 }
MikamiUitOpen 6:38f7dce055d0 97
MikamiUitOpen 6:38f7dce055d0 98 DigitalOut& operator= (DigitalOut& rhs) {
MikamiUitOpen 6:38f7dce055d0 99 write(rhs.read());
MikamiUitOpen 6:38f7dce055d0 100 return *this;
MikamiUitOpen 6:38f7dce055d0 101 }
MikamiUitOpen 6:38f7dce055d0 102
MikamiUitOpen 6:38f7dce055d0 103 /** A shorthand for read()
MikamiUitOpen 6:38f7dce055d0 104 */
MikamiUitOpen 6:38f7dce055d0 105 operator int() {
MikamiUitOpen 6:38f7dce055d0 106 return read();
MikamiUitOpen 6:38f7dce055d0 107 }
MikamiUitOpen 6:38f7dce055d0 108 #endif
MikamiUitOpen 6:38f7dce055d0 109
MikamiUitOpen 6:38f7dce055d0 110 protected:
MikamiUitOpen 6:38f7dce055d0 111 gpio_t gpio;
MikamiUitOpen 6:38f7dce055d0 112 };
MikamiUitOpen 6:38f7dce055d0 113
MikamiUitOpen 6:38f7dce055d0 114 } // namespace mbed
MikamiUitOpen 6:38f7dce055d0 115
MikamiUitOpen 6:38f7dce055d0 116 #endif