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/common/BusOut.cpp@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 #include "BusOut.h"
MikamiUitOpen 6:38f7dce055d0 17 #include "mbed_assert.h"
MikamiUitOpen 6:38f7dce055d0 18
MikamiUitOpen 6:38f7dce055d0 19 namespace mbed {
MikamiUitOpen 6:38f7dce055d0 20
MikamiUitOpen 6:38f7dce055d0 21 BusOut::BusOut(PinName p0, PinName p1, PinName p2, PinName p3, PinName p4, PinName p5, PinName p6, PinName p7, PinName p8, PinName p9, PinName p10, PinName p11, PinName p12, PinName p13, PinName p14, PinName p15) {
MikamiUitOpen 6:38f7dce055d0 22 PinName pins[16] = {p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14, p15};
MikamiUitOpen 6:38f7dce055d0 23
MikamiUitOpen 6:38f7dce055d0 24 _nc_mask = 0;
MikamiUitOpen 6:38f7dce055d0 25 for (int i=0; i<16; i++) {
MikamiUitOpen 6:38f7dce055d0 26 _pin[i] = (pins[i] != NC) ? new DigitalOut(pins[i]) : 0;
MikamiUitOpen 6:38f7dce055d0 27 if (pins[i] != NC) {
MikamiUitOpen 6:38f7dce055d0 28 _nc_mask |= (1 << i);
MikamiUitOpen 6:38f7dce055d0 29 }
MikamiUitOpen 6:38f7dce055d0 30 }
MikamiUitOpen 6:38f7dce055d0 31 }
MikamiUitOpen 6:38f7dce055d0 32
MikamiUitOpen 6:38f7dce055d0 33 BusOut::BusOut(PinName pins[16]) {
MikamiUitOpen 6:38f7dce055d0 34 _nc_mask = 0;
MikamiUitOpen 6:38f7dce055d0 35 for (int i=0; i<16; i++) {
MikamiUitOpen 6:38f7dce055d0 36 _pin[i] = (pins[i] != NC) ? new DigitalOut(pins[i]) : 0;
MikamiUitOpen 6:38f7dce055d0 37 if (pins[i] != NC) {
MikamiUitOpen 6:38f7dce055d0 38 _nc_mask |= (1 << i);
MikamiUitOpen 6:38f7dce055d0 39 }
MikamiUitOpen 6:38f7dce055d0 40 }
MikamiUitOpen 6:38f7dce055d0 41 }
MikamiUitOpen 6:38f7dce055d0 42
MikamiUitOpen 6:38f7dce055d0 43 BusOut::~BusOut() {
MikamiUitOpen 6:38f7dce055d0 44 for (int i=0; i<16; i++) {
MikamiUitOpen 6:38f7dce055d0 45 if (_pin[i] != 0) {
MikamiUitOpen 6:38f7dce055d0 46 delete _pin[i];
MikamiUitOpen 6:38f7dce055d0 47 }
MikamiUitOpen 6:38f7dce055d0 48 }
MikamiUitOpen 6:38f7dce055d0 49 }
MikamiUitOpen 6:38f7dce055d0 50
MikamiUitOpen 6:38f7dce055d0 51 void BusOut::write(int value) {
MikamiUitOpen 6:38f7dce055d0 52 for (int i=0; i<16; i++) {
MikamiUitOpen 6:38f7dce055d0 53 if (_pin[i] != 0) {
MikamiUitOpen 6:38f7dce055d0 54 _pin[i]->write((value >> i) & 1);
MikamiUitOpen 6:38f7dce055d0 55 }
MikamiUitOpen 6:38f7dce055d0 56 }
MikamiUitOpen 6:38f7dce055d0 57 }
MikamiUitOpen 6:38f7dce055d0 58
MikamiUitOpen 6:38f7dce055d0 59 int BusOut::read() {
MikamiUitOpen 6:38f7dce055d0 60 int v = 0;
MikamiUitOpen 6:38f7dce055d0 61 for (int i=0; i<16; i++) {
MikamiUitOpen 6:38f7dce055d0 62 if (_pin[i] != 0) {
MikamiUitOpen 6:38f7dce055d0 63 v |= _pin[i]->read() << i;
MikamiUitOpen 6:38f7dce055d0 64 }
MikamiUitOpen 6:38f7dce055d0 65 }
MikamiUitOpen 6:38f7dce055d0 66 return v;
MikamiUitOpen 6:38f7dce055d0 67 }
MikamiUitOpen 6:38f7dce055d0 68
MikamiUitOpen 6:38f7dce055d0 69 #ifdef MBED_OPERATORS
MikamiUitOpen 6:38f7dce055d0 70 BusOut& BusOut::operator= (int v) {
MikamiUitOpen 6:38f7dce055d0 71 write(v);
MikamiUitOpen 6:38f7dce055d0 72 return *this;
MikamiUitOpen 6:38f7dce055d0 73 }
MikamiUitOpen 6:38f7dce055d0 74
MikamiUitOpen 6:38f7dce055d0 75 BusOut& BusOut::operator= (BusOut& rhs) {
MikamiUitOpen 6:38f7dce055d0 76 write(rhs.read());
MikamiUitOpen 6:38f7dce055d0 77 return *this;
MikamiUitOpen 6:38f7dce055d0 78 }
MikamiUitOpen 6:38f7dce055d0 79
MikamiUitOpen 6:38f7dce055d0 80 DigitalOut& BusOut::operator[] (int index) {
MikamiUitOpen 6:38f7dce055d0 81 MBED_ASSERT(index >= 0 && index <= 16);
MikamiUitOpen 6:38f7dce055d0 82 MBED_ASSERT(_pin[index]);
MikamiUitOpen 6:38f7dce055d0 83 return *_pin[index];
MikamiUitOpen 6:38f7dce055d0 84 }
MikamiUitOpen 6:38f7dce055d0 85
MikamiUitOpen 6:38f7dce055d0 86 BusOut::operator int() {
MikamiUitOpen 6:38f7dce055d0 87 return read();
MikamiUitOpen 6:38f7dce055d0 88 }
MikamiUitOpen 6:38f7dce055d0 89 #endif
MikamiUitOpen 6:38f7dce055d0 90
MikamiUitOpen 6:38f7dce055d0 91 } // namespace mbed