Pokitto Community Team / Pokitto_

PokittoLib with changes to lcd refresh etc.

Dependents:   Pokittris

Fork of Pokitto by Pokitto Community Team

This is a fork by user @Spinal, and is used in Pokittris for testing. Do not import this to your own program.

mbed-pokitto/common/InterruptIn.cpp@11:02ad9c807a21, 2017-10-15 (annotated)

Committer:
spinal
Date:
Sun Oct 15 18:03:02 2017 +0000
Revision:
11:02ad9c807a21
Parent:
5:7e5c566b1760 
fixed 4color refreshRegion code

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 5:7e5c566b1760 1 /* mbed Microcontroller Library
Pokitto 5:7e5c566b1760 2 * Copyright (c) 2006-2013 ARM Limited
Pokitto 5:7e5c566b1760 3 *
Pokitto 5:7e5c566b1760 4 * Licensed under the Apache License, Version 2.0 (the "License");
Pokitto 5:7e5c566b1760 5 * you may not use this file except in compliance with the License.
Pokitto 5:7e5c566b1760 6 * You may obtain a copy of the License at
Pokitto 5:7e5c566b1760 7 *
Pokitto 5:7e5c566b1760 8 * http://www.apache.org/licenses/LICENSE-2.0
Pokitto 5:7e5c566b1760 9 *
Pokitto 5:7e5c566b1760 10 * Unless required by applicable law or agreed to in writing, software
Pokitto 5:7e5c566b1760 11 * distributed under the License is distributed on an "AS IS" BASIS,
Pokitto 5:7e5c566b1760 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pokitto 5:7e5c566b1760 13 * See the License for the specific language governing permissions and
Pokitto 5:7e5c566b1760 14 * limitations under the License.
Pokitto 5:7e5c566b1760 15 */
Pokitto 5:7e5c566b1760 16 #include "InterruptIn.h"
Pokitto 5:7e5c566b1760 17
Pokitto 5:7e5c566b1760 18 #if DEVICE_INTERRUPTIN
Pokitto 5:7e5c566b1760 19
Pokitto 5:7e5c566b1760 20 namespace mbed {
Pokitto 5:7e5c566b1760 21
Pokitto 5:7e5c566b1760 22 InterruptIn::InterruptIn(PinName pin) : gpio(),
Pokitto 5:7e5c566b1760 23 gpio_irq(),
Pokitto 5:7e5c566b1760 24 _rise(),
Pokitto 5:7e5c566b1760 25 _fall() {
Pokitto 5:7e5c566b1760 26 gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this);
Pokitto 5:7e5c566b1760 27 gpio_init_in(&gpio, pin);
Pokitto 5:7e5c566b1760 28 }
Pokitto 5:7e5c566b1760 29
Pokitto 5:7e5c566b1760 30 InterruptIn::~InterruptIn() {
Pokitto 5:7e5c566b1760 31 gpio_irq_free(&gpio_irq);
Pokitto 5:7e5c566b1760 32 }
Pokitto 5:7e5c566b1760 33
Pokitto 5:7e5c566b1760 34 int InterruptIn::read() {
Pokitto 5:7e5c566b1760 35 return gpio_read(&gpio);
Pokitto 5:7e5c566b1760 36 }
Pokitto 5:7e5c566b1760 37
Pokitto 5:7e5c566b1760 38 void InterruptIn::mode(PinMode pull) {
Pokitto 5:7e5c566b1760 39 gpio_mode(&gpio, pull);
Pokitto 5:7e5c566b1760 40 }
Pokitto 5:7e5c566b1760 41
Pokitto 5:7e5c566b1760 42 void InterruptIn::rise(void (*fptr)(void)) {
Pokitto 5:7e5c566b1760 43 if (fptr) {
Pokitto 5:7e5c566b1760 44 _rise.attach(fptr);
Pokitto 5:7e5c566b1760 45 gpio_irq_set(&gpio_irq, IRQ_RISE, 1);
Pokitto 5:7e5c566b1760 46 } else {
Pokitto 5:7e5c566b1760 47 gpio_irq_set(&gpio_irq, IRQ_RISE, 0);
Pokitto 5:7e5c566b1760 48 }
Pokitto 5:7e5c566b1760 49 }
Pokitto 5:7e5c566b1760 50
Pokitto 5:7e5c566b1760 51 void InterruptIn::fall(void (*fptr)(void)) {
Pokitto 5:7e5c566b1760 52 if (fptr) {
Pokitto 5:7e5c566b1760 53 _fall.attach(fptr);
Pokitto 5:7e5c566b1760 54 gpio_irq_set(&gpio_irq, IRQ_FALL, 1);
Pokitto 5:7e5c566b1760 55 } else {
Pokitto 5:7e5c566b1760 56 gpio_irq_set(&gpio_irq, IRQ_FALL, 0);
Pokitto 5:7e5c566b1760 57 }
Pokitto 5:7e5c566b1760 58 }
Pokitto 5:7e5c566b1760 59
Pokitto 5:7e5c566b1760 60 void InterruptIn::_irq_handler(uint32_t id, gpio_irq_event event) {
Pokitto 5:7e5c566b1760 61 InterruptIn *handler = (InterruptIn*)id;
Pokitto 5:7e5c566b1760 62 switch (event) {
Pokitto 5:7e5c566b1760 63 case IRQ_RISE: handler->_rise.call(); break;
Pokitto 5:7e5c566b1760 64 case IRQ_FALL: handler->_fall.call(); break;
Pokitto 5:7e5c566b1760 65 case IRQ_NONE: break;
Pokitto 5:7e5c566b1760 66 }
Pokitto 5:7e5c566b1760 67 }
Pokitto 5:7e5c566b1760 68
Pokitto 5:7e5c566b1760 69 void InterruptIn::enable_irq() {
Pokitto 5:7e5c566b1760 70 gpio_irq_enable(&gpio_irq);
Pokitto 5:7e5c566b1760 71 }
Pokitto 5:7e5c566b1760 72
Pokitto 5:7e5c566b1760 73 void InterruptIn::disable_irq() {
Pokitto 5:7e5c566b1760 74 gpio_irq_disable(&gpio_irq);
Pokitto 5:7e5c566b1760 75 }
Pokitto 5:7e5c566b1760 76
Pokitto 5:7e5c566b1760 77 #ifdef MBED_OPERATORS
Pokitto 5:7e5c566b1760 78 InterruptIn::operator int() {
Pokitto 5:7e5c566b1760 79 return read();
Pokitto 5:7e5c566b1760 80 }
Pokitto 5:7e5c566b1760 81 #endif
Pokitto 5:7e5c566b1760 82
Pokitto 5:7e5c566b1760 83 } // namespace mbed
Pokitto 5:7e5c566b1760 84
Pokitto 5:7e5c566b1760 85 #endif