Watchdog Timer
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Diff: common/InterruptIn.cpp
- Revision:
- 13:0645d8841f51
- Parent:
- 10:3bc89ef62ce7
- Child:
- 15:4892fe388435
--- a/common/InterruptIn.cpp Wed Jul 24 11:11:21 2013 +0100 +++ b/common/InterruptIn.cpp Mon Aug 05 14:12:34 2013 +0300 @@ -1,74 +1,74 @@ -/* mbed Microcontroller Library - * Copyright (c) 2006-2013 ARM Limited - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#include "InterruptIn.h" - -#if DEVICE_INTERRUPTIN - -namespace mbed { - -InterruptIn::InterruptIn(PinName pin) { - gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this); - gpio_init(&gpio, pin, PIN_INPUT); -} - -InterruptIn::~InterruptIn() { - gpio_irq_free(&gpio_irq); -} - -int InterruptIn::read() { - return gpio_read(&gpio); -} - -void InterruptIn::mode(PinMode pull) { - gpio_mode(&gpio, pull); -} - -void InterruptIn::rise(void (*fptr)(void)) { - if (fptr) { - _rise.attach(fptr); - gpio_irq_set(&gpio_irq, IRQ_RISE, 1); - } else { - gpio_irq_set(&gpio_irq, IRQ_RISE, 0); - } -} - -void InterruptIn::fall(void (*fptr)(void)) { - if (fptr) { - _fall.attach(fptr); - gpio_irq_set(&gpio_irq, IRQ_FALL, 1); - } else { - gpio_irq_set(&gpio_irq, IRQ_FALL, 0); - } -} - -void InterruptIn::_irq_handler(uint32_t id, gpio_irq_event event) { - InterruptIn *handler = (InterruptIn*)id; - switch (event) { - case IRQ_RISE: handler->_rise.call(); break; - case IRQ_FALL: handler->_fall.call(); break; - case IRQ_NONE: break; - } -} - -#ifdef MBED_OPERATORS -InterruptIn::operator int() { - return read(); -} -#endif - -} // namespace mbed - -#endif +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include "InterruptIn.h" + +#if DEVICE_INTERRUPTIN + +namespace mbed { + +InterruptIn::InterruptIn(PinName pin) { + gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this); + gpio_init(&gpio, pin, PIN_INPUT); +} + +InterruptIn::~InterruptIn() { + gpio_irq_free(&gpio_irq); +} + +int InterruptIn::read() { + return gpio_read(&gpio); +} + +void InterruptIn::mode(PinMode pull) { + gpio_mode(&gpio, pull); +} + +void InterruptIn::rise(void (*fptr)(void)) { + if (fptr) { + _rise.attach(fptr); + gpio_irq_set(&gpio_irq, IRQ_RISE, 1); + } else { + gpio_irq_set(&gpio_irq, IRQ_RISE, 0); + } +} + +void InterruptIn::fall(void (*fptr)(void)) { + if (fptr) { + _fall.attach(fptr); + gpio_irq_set(&gpio_irq, IRQ_FALL, 1); + } else { + gpio_irq_set(&gpio_irq, IRQ_FALL, 0); + } +} + +void InterruptIn::_irq_handler(uint32_t id, gpio_irq_event event) { + InterruptIn *handler = (InterruptIn*)id; + switch (event) { + case IRQ_RISE: handler->_rise.call(); break; + case IRQ_FALL: handler->_fall.call(); break; + case IRQ_NONE: break; + } +} + +#ifdef MBED_OPERATORS +InterruptIn::operator int() { + return read(); +} +#endif + +} // namespace mbed + +#endif