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/BusIn.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_BUSIN_H
MikamiUitOpen 6:38f7dce055d0 17 #define MBED_BUSIN_H
MikamiUitOpen 6:38f7dce055d0 18
MikamiUitOpen 6:38f7dce055d0 19 #include "platform.h"
MikamiUitOpen 6:38f7dce055d0 20 #include "DigitalIn.h"
MikamiUitOpen 6:38f7dce055d0 21
MikamiUitOpen 6:38f7dce055d0 22 namespace mbed {
MikamiUitOpen 6:38f7dce055d0 23
MikamiUitOpen 6:38f7dce055d0 24 /** A digital input bus, used for reading the state of a collection of pins
MikamiUitOpen 6:38f7dce055d0 25 */
MikamiUitOpen 6:38f7dce055d0 26 class BusIn {
MikamiUitOpen 6:38f7dce055d0 27
MikamiUitOpen 6:38f7dce055d0 28 public:
MikamiUitOpen 6:38f7dce055d0 29 /* Group: Configuration Methods */
MikamiUitOpen 6:38f7dce055d0 30
MikamiUitOpen 6:38f7dce055d0 31 /** Create an BusIn, connected to the specified pins
MikamiUitOpen 6:38f7dce055d0 32 *
MikamiUitOpen 6:38f7dce055d0 33 * @param <n> DigitalIn pin to connect to bus bit <n> (p5-p30, NC)
MikamiUitOpen 6:38f7dce055d0 34 *
MikamiUitOpen 6:38f7dce055d0 35 * @note
MikamiUitOpen 6:38f7dce055d0 36 * It is only required to specify as many pin variables as is required
MikamiUitOpen 6:38f7dce055d0 37 * for the bus; the rest will default to NC (not connected)
MikamiUitOpen 6:38f7dce055d0 38 */
MikamiUitOpen 6:38f7dce055d0 39 BusIn(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
MikamiUitOpen 6:38f7dce055d0 40 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
MikamiUitOpen 6:38f7dce055d0 41 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
MikamiUitOpen 6:38f7dce055d0 42 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
MikamiUitOpen 6:38f7dce055d0 43
MikamiUitOpen 6:38f7dce055d0 44 BusIn(PinName pins[16]);
MikamiUitOpen 6:38f7dce055d0 45
MikamiUitOpen 6:38f7dce055d0 46 virtual ~BusIn();
MikamiUitOpen 6:38f7dce055d0 47
MikamiUitOpen 6:38f7dce055d0 48 /** Read the value of the input bus
MikamiUitOpen 6:38f7dce055d0 49 *
MikamiUitOpen 6:38f7dce055d0 50 * @returns
MikamiUitOpen 6:38f7dce055d0 51 * An integer with each bit corresponding to the value read from the associated DigitalIn pin
MikamiUitOpen 6:38f7dce055d0 52 */
MikamiUitOpen 6:38f7dce055d0 53 int read();
MikamiUitOpen 6:38f7dce055d0 54
MikamiUitOpen 6:38f7dce055d0 55 /** Set the input pin mode
MikamiUitOpen 6:38f7dce055d0 56 *
MikamiUitOpen 6:38f7dce055d0 57 * @param mode PullUp, PullDown, PullNone
MikamiUitOpen 6:38f7dce055d0 58 */
MikamiUitOpen 6:38f7dce055d0 59 void mode(PinMode pull);
MikamiUitOpen 6:38f7dce055d0 60
MikamiUitOpen 6:38f7dce055d0 61 /** Binary mask of bus pins connected to actual pins (not NC pins)
MikamiUitOpen 6:38f7dce055d0 62 * If bus pin is in NC state make corresponding bit will be cleared (set to 0), else bit will be set to 1
MikamiUitOpen 6:38f7dce055d0 63 *
MikamiUitOpen 6:38f7dce055d0 64 * @returns
MikamiUitOpen 6:38f7dce055d0 65 * Binary mask of connected pins
MikamiUitOpen 6:38f7dce055d0 66 */
MikamiUitOpen 6:38f7dce055d0 67 int mask() {
MikamiUitOpen 6:38f7dce055d0 68 return _nc_mask;
MikamiUitOpen 6:38f7dce055d0 69 }
MikamiUitOpen 6:38f7dce055d0 70
MikamiUitOpen 6:38f7dce055d0 71 #ifdef MBED_OPERATORS
MikamiUitOpen 6:38f7dce055d0 72 /** A shorthand for read()
MikamiUitOpen 6:38f7dce055d0 73 */
MikamiUitOpen 6:38f7dce055d0 74 operator int();
MikamiUitOpen 6:38f7dce055d0 75
MikamiUitOpen 6:38f7dce055d0 76 /** Access to particular bit in random-iterator fashion
MikamiUitOpen 6:38f7dce055d0 77 */
MikamiUitOpen 6:38f7dce055d0 78 DigitalIn & operator[] (int index);
MikamiUitOpen 6:38f7dce055d0 79 #endif
MikamiUitOpen 6:38f7dce055d0 80
MikamiUitOpen 6:38f7dce055d0 81 protected:
MikamiUitOpen 6:38f7dce055d0 82 DigitalIn* _pin[16];
MikamiUitOpen 6:38f7dce055d0 83
MikamiUitOpen 6:38f7dce055d0 84 /** Mask of bus's NC pins
MikamiUitOpen 6:38f7dce055d0 85 * If bit[n] is set to 1 - pin is connected
MikamiUitOpen 6:38f7dce055d0 86 * if bit[n] is cleared - pin is not connected (NC)
MikamiUitOpen 6:38f7dce055d0 87 */
MikamiUitOpen 6:38f7dce055d0 88 int _nc_mask;
MikamiUitOpen 6:38f7dce055d0 89
MikamiUitOpen 6:38f7dce055d0 90 /* disallow copy constructor and assignment operators */
MikamiUitOpen 6:38f7dce055d0 91 private:
MikamiUitOpen 6:38f7dce055d0 92 BusIn(const BusIn&);
MikamiUitOpen 6:38f7dce055d0 93 BusIn & operator = (const BusIn&);
MikamiUitOpen 6:38f7dce055d0 94 };
MikamiUitOpen 6:38f7dce055d0 95
MikamiUitOpen 6:38f7dce055d0 96 } // namespace mbed
MikamiUitOpen 6:38f7dce055d0 97
MikamiUitOpen 6:38f7dce055d0 98 #endif