不韋 呂 / F746_SD_Player_Demo

Demo program for library named SD_PlayerSkeleton of SD card player skeleton. SD カードプレーヤのための骨組みとして使うためのライブラリ SD_PlayerSkeleton の使用例．このプログラムについては，CQ出版社インターフェース誌 2018年7月号で解説している．

Dependencies:   F746_GUI F746_SAI_IO SD_PlayerSkeleton

mbed_src_STM32F7/common/InterruptIn.cpp@19:3c3833ec00d2, 2017-04-09 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Apr 09 12:44:17 2017 +0000
Revision:
19:3c3833ec00d2
Parent:
2:cf42e62a97dc 
20

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 2:cf42e62a97dc 1 /* mbed Microcontroller Library
MikamiUitOpen 2:cf42e62a97dc 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 2:cf42e62a97dc 3 *
MikamiUitOpen 2:cf42e62a97dc 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 2:cf42e62a97dc 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 2:cf42e62a97dc 6 * You may obtain a copy of the License at
MikamiUitOpen 2:cf42e62a97dc 7 *
MikamiUitOpen 2:cf42e62a97dc 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 2:cf42e62a97dc 9 *
MikamiUitOpen 2:cf42e62a97dc 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 2:cf42e62a97dc 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 2:cf42e62a97dc 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 2:cf42e62a97dc 13 * See the License for the specific language governing permissions and
MikamiUitOpen 2:cf42e62a97dc 14 * limitations under the License.
MikamiUitOpen 2:cf42e62a97dc 15 */
MikamiUitOpen 2:cf42e62a97dc 16 #include "InterruptIn.h"
MikamiUitOpen 2:cf42e62a97dc 17
MikamiUitOpen 2:cf42e62a97dc 18 #if DEVICE_INTERRUPTIN
MikamiUitOpen 2:cf42e62a97dc 19
MikamiUitOpen 2:cf42e62a97dc 20 namespace mbed {
MikamiUitOpen 2:cf42e62a97dc 21
MikamiUitOpen 2:cf42e62a97dc 22 InterruptIn::InterruptIn(PinName pin) : gpio(),
MikamiUitOpen 2:cf42e62a97dc 23 gpio_irq(),
MikamiUitOpen 2:cf42e62a97dc 24 _rise(),
MikamiUitOpen 2:cf42e62a97dc 25 _fall() {
MikamiUitOpen 2:cf42e62a97dc 26 gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this);
MikamiUitOpen 2:cf42e62a97dc 27 gpio_init_in(&gpio, pin);
MikamiUitOpen 2:cf42e62a97dc 28 }
MikamiUitOpen 2:cf42e62a97dc 29
MikamiUitOpen 2:cf42e62a97dc 30 InterruptIn::~InterruptIn() {
MikamiUitOpen 2:cf42e62a97dc 31 gpio_irq_free(&gpio_irq);
MikamiUitOpen 2:cf42e62a97dc 32 }
MikamiUitOpen 2:cf42e62a97dc 33
MikamiUitOpen 2:cf42e62a97dc 34 int InterruptIn::read() {
MikamiUitOpen 2:cf42e62a97dc 35 return gpio_read(&gpio);
MikamiUitOpen 2:cf42e62a97dc 36 }
MikamiUitOpen 2:cf42e62a97dc 37
MikamiUitOpen 2:cf42e62a97dc 38 void InterruptIn::mode(PinMode pull) {
MikamiUitOpen 2:cf42e62a97dc 39 gpio_mode(&gpio, pull);
MikamiUitOpen 2:cf42e62a97dc 40 }
MikamiUitOpen 2:cf42e62a97dc 41
MikamiUitOpen 2:cf42e62a97dc 42 void InterruptIn::rise(void (*fptr)(void)) {
MikamiUitOpen 2:cf42e62a97dc 43 if (fptr) {
MikamiUitOpen 2:cf42e62a97dc 44 _rise.attach(fptr);
MikamiUitOpen 2:cf42e62a97dc 45 gpio_irq_set(&gpio_irq, IRQ_RISE, 1);
MikamiUitOpen 2:cf42e62a97dc 46 } else {
MikamiUitOpen 2:cf42e62a97dc 47 _rise.attach(NULL);
MikamiUitOpen 2:cf42e62a97dc 48 gpio_irq_set(&gpio_irq, IRQ_RISE, 0);
MikamiUitOpen 2:cf42e62a97dc 49 }
MikamiUitOpen 2:cf42e62a97dc 50 }
MikamiUitOpen 2:cf42e62a97dc 51
MikamiUitOpen 2:cf42e62a97dc 52 void InterruptIn::fall(void (*fptr)(void)) {
MikamiUitOpen 2:cf42e62a97dc 53 if (fptr) {
MikamiUitOpen 2:cf42e62a97dc 54 _fall.attach(fptr);
MikamiUitOpen 2:cf42e62a97dc 55 gpio_irq_set(&gpio_irq, IRQ_FALL, 1);
MikamiUitOpen 2:cf42e62a97dc 56 } else {
MikamiUitOpen 2:cf42e62a97dc 57 _fall.attach(NULL);
MikamiUitOpen 2:cf42e62a97dc 58 gpio_irq_set(&gpio_irq, IRQ_FALL, 0);
MikamiUitOpen 2:cf42e62a97dc 59 }
MikamiUitOpen 2:cf42e62a97dc 60 }
MikamiUitOpen 2:cf42e62a97dc 61
MikamiUitOpen 2:cf42e62a97dc 62 void InterruptIn::_irq_handler(uint32_t id, gpio_irq_event event) {
MikamiUitOpen 2:cf42e62a97dc 63 InterruptIn *handler = (InterruptIn*)id;
MikamiUitOpen 2:cf42e62a97dc 64 switch (event) {
MikamiUitOpen 2:cf42e62a97dc 65 case IRQ_RISE: handler->_rise.call(); break;
MikamiUitOpen 2:cf42e62a97dc 66 case IRQ_FALL: handler->_fall.call(); break;
MikamiUitOpen 2:cf42e62a97dc 67 case IRQ_NONE: break;
MikamiUitOpen 2:cf42e62a97dc 68 }
MikamiUitOpen 2:cf42e62a97dc 69 }
MikamiUitOpen 2:cf42e62a97dc 70
MikamiUitOpen 2:cf42e62a97dc 71 void InterruptIn::enable_irq() {
MikamiUitOpen 2:cf42e62a97dc 72 gpio_irq_enable(&gpio_irq);
MikamiUitOpen 2:cf42e62a97dc 73 }
MikamiUitOpen 2:cf42e62a97dc 74
MikamiUitOpen 2:cf42e62a97dc 75 void InterruptIn::disable_irq() {
MikamiUitOpen 2:cf42e62a97dc 76 gpio_irq_disable(&gpio_irq);
MikamiUitOpen 2:cf42e62a97dc 77 }
MikamiUitOpen 2:cf42e62a97dc 78
MikamiUitOpen 2:cf42e62a97dc 79 #ifdef MBED_OPERATORS
MikamiUitOpen 2:cf42e62a97dc 80 InterruptIn::operator int() {
MikamiUitOpen 2:cf42e62a97dc 81 return read();
MikamiUitOpen 2:cf42e62a97dc 82 }
MikamiUitOpen 2:cf42e62a97dc 83 #endif
MikamiUitOpen 2:cf42e62a97dc 84
MikamiUitOpen 2:cf42e62a97dc 85 } // namespace mbed
MikamiUitOpen 2:cf42e62a97dc 86
MikamiUitOpen 2:cf42e62a97dc 87 #endif