不韋 呂 / F746_Spectrogram

Realtime spectrogram for DISCO-F746NG. On-board MEMS microphone is used for input sound signal. リアルタイムスペクトログラム．入力：MEMSマイク

Dependencies:   F746_GUI F746_SAI_IO UIT_FFT_Real

mbed_src_STM32F7/common/InterruptIn.cpp@6:b3885567877c, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 13:43:07 2017 +0000
Revision:
6:b3885567877c
Parent:
4:c1beacfc42c7 
7

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 4:c1beacfc42c7 1 /* mbed Microcontroller Library
MikamiUitOpen 4:c1beacfc42c7 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 4:c1beacfc42c7 3 *
MikamiUitOpen 4:c1beacfc42c7 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 4:c1beacfc42c7 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 4:c1beacfc42c7 6 * You may obtain a copy of the License at
MikamiUitOpen 4:c1beacfc42c7 7 *
MikamiUitOpen 4:c1beacfc42c7 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 4:c1beacfc42c7 9 *
MikamiUitOpen 4:c1beacfc42c7 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 4:c1beacfc42c7 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 4:c1beacfc42c7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 4:c1beacfc42c7 13 * See the License for the specific language governing permissions and
MikamiUitOpen 4:c1beacfc42c7 14 * limitations under the License.
MikamiUitOpen 4:c1beacfc42c7 15 */
MikamiUitOpen 4:c1beacfc42c7 16 #include "InterruptIn.h"
MikamiUitOpen 4:c1beacfc42c7 17
MikamiUitOpen 4:c1beacfc42c7 18 #if DEVICE_INTERRUPTIN
MikamiUitOpen 4:c1beacfc42c7 19
MikamiUitOpen 4:c1beacfc42c7 20 namespace mbed {
MikamiUitOpen 4:c1beacfc42c7 21
MikamiUitOpen 4:c1beacfc42c7 22 InterruptIn::InterruptIn(PinName pin) : gpio(),
MikamiUitOpen 4:c1beacfc42c7 23 gpio_irq(),
MikamiUitOpen 4:c1beacfc42c7 24 _rise(),
MikamiUitOpen 4:c1beacfc42c7 25 _fall() {
MikamiUitOpen 4:c1beacfc42c7 26 gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this);
MikamiUitOpen 4:c1beacfc42c7 27 gpio_init_in(&gpio, pin);
MikamiUitOpen 4:c1beacfc42c7 28 }
MikamiUitOpen 4:c1beacfc42c7 29
MikamiUitOpen 4:c1beacfc42c7 30 InterruptIn::~InterruptIn() {
MikamiUitOpen 4:c1beacfc42c7 31 gpio_irq_free(&gpio_irq);
MikamiUitOpen 4:c1beacfc42c7 32 }
MikamiUitOpen 4:c1beacfc42c7 33
MikamiUitOpen 4:c1beacfc42c7 34 int InterruptIn::read() {
MikamiUitOpen 4:c1beacfc42c7 35 return gpio_read(&gpio);
MikamiUitOpen 4:c1beacfc42c7 36 }
MikamiUitOpen 4:c1beacfc42c7 37
MikamiUitOpen 4:c1beacfc42c7 38 void InterruptIn::mode(PinMode pull) {
MikamiUitOpen 4:c1beacfc42c7 39 gpio_mode(&gpio, pull);
MikamiUitOpen 4:c1beacfc42c7 40 }
MikamiUitOpen 4:c1beacfc42c7 41
MikamiUitOpen 4:c1beacfc42c7 42 void InterruptIn::rise(void (*fptr)(void)) {
MikamiUitOpen 4:c1beacfc42c7 43 if (fptr) {
MikamiUitOpen 4:c1beacfc42c7 44 _rise.attach(fptr);
MikamiUitOpen 4:c1beacfc42c7 45 gpio_irq_set(&gpio_irq, IRQ_RISE, 1);
MikamiUitOpen 4:c1beacfc42c7 46 } else {
MikamiUitOpen 4:c1beacfc42c7 47 _rise.attach(NULL);
MikamiUitOpen 4:c1beacfc42c7 48 gpio_irq_set(&gpio_irq, IRQ_RISE, 0);
MikamiUitOpen 4:c1beacfc42c7 49 }
MikamiUitOpen 4:c1beacfc42c7 50 }
MikamiUitOpen 4:c1beacfc42c7 51
MikamiUitOpen 4:c1beacfc42c7 52 void InterruptIn::fall(void (*fptr)(void)) {
MikamiUitOpen 4:c1beacfc42c7 53 if (fptr) {
MikamiUitOpen 4:c1beacfc42c7 54 _fall.attach(fptr);
MikamiUitOpen 4:c1beacfc42c7 55 gpio_irq_set(&gpio_irq, IRQ_FALL, 1);
MikamiUitOpen 4:c1beacfc42c7 56 } else {
MikamiUitOpen 4:c1beacfc42c7 57 _fall.attach(NULL);
MikamiUitOpen 4:c1beacfc42c7 58 gpio_irq_set(&gpio_irq, IRQ_FALL, 0);
MikamiUitOpen 4:c1beacfc42c7 59 }
MikamiUitOpen 4:c1beacfc42c7 60 }
MikamiUitOpen 4:c1beacfc42c7 61
MikamiUitOpen 4:c1beacfc42c7 62 void InterruptIn::_irq_handler(uint32_t id, gpio_irq_event event) {
MikamiUitOpen 4:c1beacfc42c7 63 InterruptIn *handler = (InterruptIn*)id;
MikamiUitOpen 4:c1beacfc42c7 64 switch (event) {
MikamiUitOpen 4:c1beacfc42c7 65 case IRQ_RISE: handler->_rise.call(); break;
MikamiUitOpen 4:c1beacfc42c7 66 case IRQ_FALL: handler->_fall.call(); break;
MikamiUitOpen 4:c1beacfc42c7 67 case IRQ_NONE: break;
MikamiUitOpen 4:c1beacfc42c7 68 }
MikamiUitOpen 4:c1beacfc42c7 69 }
MikamiUitOpen 4:c1beacfc42c7 70
MikamiUitOpen 4:c1beacfc42c7 71 void InterruptIn::enable_irq() {
MikamiUitOpen 4:c1beacfc42c7 72 gpio_irq_enable(&gpio_irq);
MikamiUitOpen 4:c1beacfc42c7 73 }
MikamiUitOpen 4:c1beacfc42c7 74
MikamiUitOpen 4:c1beacfc42c7 75 void InterruptIn::disable_irq() {
MikamiUitOpen 4:c1beacfc42c7 76 gpio_irq_disable(&gpio_irq);
MikamiUitOpen 4:c1beacfc42c7 77 }
MikamiUitOpen 4:c1beacfc42c7 78
MikamiUitOpen 4:c1beacfc42c7 79 #ifdef MBED_OPERATORS
MikamiUitOpen 4:c1beacfc42c7 80 InterruptIn::operator int() {
MikamiUitOpen 4:c1beacfc42c7 81 return read();
MikamiUitOpen 4:c1beacfc42c7 82 }
MikamiUitOpen 4:c1beacfc42c7 83 #endif
MikamiUitOpen 4:c1beacfc42c7 84
MikamiUitOpen 4:c1beacfc42c7 85 } // namespace mbed
MikamiUitOpen 4:c1beacfc42c7 86
MikamiUitOpen 4:c1beacfc42c7 87 #endif