George Roussos / BLE_Temperature

BLE temperature profile using digital DS1820 or analog LM35 sensors

Dependencies:   DS1820

mbed/InterruptIn.h@0:637031152314, 2015-03-07 (annotated)

Committer:
gkroussos
Date:
Sat Mar 07 16:23:41 2015 +0000
Revision:
0:637031152314
Working version 1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gkroussos 0:637031152314 1 /* mbed Microcontroller Library
gkroussos 0:637031152314 2 * Copyright (c) 2006-2013 ARM Limited
gkroussos 0:637031152314 3 *
gkroussos 0:637031152314 4 * Licensed under the Apache License, Version 2.0 (the "License");
gkroussos 0:637031152314 5 * you may not use this file except in compliance with the License.
gkroussos 0:637031152314 6 * You may obtain a copy of the License at
gkroussos 0:637031152314 7 *
gkroussos 0:637031152314 8 * http://www.apache.org/licenses/LICENSE-2.0
gkroussos 0:637031152314 9 *
gkroussos 0:637031152314 10 * Unless required by applicable law or agreed to in writing, software
gkroussos 0:637031152314 11 * distributed under the License is distributed on an "AS IS" BASIS,
gkroussos 0:637031152314 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
gkroussos 0:637031152314 13 * See the License for the specific language governing permissions and
gkroussos 0:637031152314 14 * limitations under the License.
gkroussos 0:637031152314 15 */
gkroussos 0:637031152314 16 #ifndef MBED_INTERRUPTIN_H
gkroussos 0:637031152314 17 #define MBED_INTERRUPTIN_H
gkroussos 0:637031152314 18
gkroussos 0:637031152314 19 #include "platform.h"
gkroussos 0:637031152314 20
gkroussos 0:637031152314 21 #if DEVICE_INTERRUPTIN
gkroussos 0:637031152314 22
gkroussos 0:637031152314 23 #include "gpio_api.h"
gkroussos 0:637031152314 24 #include "gpio_irq_api.h"
gkroussos 0:637031152314 25 #include "FunctionPointer.h"
gkroussos 0:637031152314 26
gkroussos 0:637031152314 27 namespace mbed {
gkroussos 0:637031152314 28
gkroussos 0:637031152314 29 /** A digital interrupt input, used to call a function on a rising or falling edge
gkroussos 0:637031152314 30 *
gkroussos 0:637031152314 31 * Example:
gkroussos 0:637031152314 32 * @code
gkroussos 0:637031152314 33 * // Flash an LED while waiting for events
gkroussos 0:637031152314 34 *
gkroussos 0:637031152314 35 * #include "mbed.h"
gkroussos 0:637031152314 36 *
gkroussos 0:637031152314 37 * InterruptIn event(p16);
gkroussos 0:637031152314 38 * DigitalOut led(LED1);
gkroussos 0:637031152314 39 *
gkroussos 0:637031152314 40 * void trigger() {
gkroussos 0:637031152314 41 * printf("triggered!\n");
gkroussos 0:637031152314 42 * }
gkroussos 0:637031152314 43 *
gkroussos 0:637031152314 44 * int main() {
gkroussos 0:637031152314 45 * event.rise(&trigger);
gkroussos 0:637031152314 46 * while(1) {
gkroussos 0:637031152314 47 * led = !led;
gkroussos 0:637031152314 48 * wait(0.25);
gkroussos 0:637031152314 49 * }
gkroussos 0:637031152314 50 * }
gkroussos 0:637031152314 51 * @endcode
gkroussos 0:637031152314 52 */
gkroussos 0:637031152314 53 class InterruptIn {
gkroussos 0:637031152314 54
gkroussos 0:637031152314 55 public:
gkroussos 0:637031152314 56
gkroussos 0:637031152314 57 /** Create an InterruptIn connected to the specified pin
gkroussos 0:637031152314 58 *
gkroussos 0:637031152314 59 * @param pin InterruptIn pin to connect to
gkroussos 0:637031152314 60 * @param name (optional) A string to identify the object
gkroussos 0:637031152314 61 */
gkroussos 0:637031152314 62 InterruptIn(PinName pin);
gkroussos 0:637031152314 63 virtual ~InterruptIn();
gkroussos 0:637031152314 64
gkroussos 0:637031152314 65 int read();
gkroussos 0:637031152314 66 #ifdef MBED_OPERATORS
gkroussos 0:637031152314 67 operator int();
gkroussos 0:637031152314 68
gkroussos 0:637031152314 69 #endif
gkroussos 0:637031152314 70
gkroussos 0:637031152314 71 /** Attach a function to call when a rising edge occurs on the input
gkroussos 0:637031152314 72 *
gkroussos 0:637031152314 73 * @param fptr A pointer to a void function, or 0 to set as none
gkroussos 0:637031152314 74 */
gkroussos 0:637031152314 75 void rise(void (*fptr)(void));
gkroussos 0:637031152314 76
gkroussos 0:637031152314 77 /** Attach a member function to call when a rising edge occurs on the input
gkroussos 0:637031152314 78 *
gkroussos 0:637031152314 79 * @param tptr pointer to the object to call the member function on
gkroussos 0:637031152314 80 * @param mptr pointer to the member function to be called
gkroussos 0:637031152314 81 */
gkroussos 0:637031152314 82 template<typename T>
gkroussos 0:637031152314 83 void rise(T* tptr, void (T::*mptr)(void)) {
gkroussos 0:637031152314 84 _rise.attach(tptr, mptr);
gkroussos 0:637031152314 85 gpio_irq_set(&gpio_irq, IRQ_RISE, 1);
gkroussos 0:637031152314 86 }
gkroussos 0:637031152314 87
gkroussos 0:637031152314 88 /** Attach a function to call when a falling edge occurs on the input
gkroussos 0:637031152314 89 *
gkroussos 0:637031152314 90 * @param fptr A pointer to a void function, or 0 to set as none
gkroussos 0:637031152314 91 */
gkroussos 0:637031152314 92 void fall(void (*fptr)(void));
gkroussos 0:637031152314 93
gkroussos 0:637031152314 94 /** Attach a member function to call when a falling edge occurs on the input
gkroussos 0:637031152314 95 *
gkroussos 0:637031152314 96 * @param tptr pointer to the object to call the member function on
gkroussos 0:637031152314 97 * @param mptr pointer to the member function to be called
gkroussos 0:637031152314 98 */
gkroussos 0:637031152314 99 template<typename T>
gkroussos 0:637031152314 100 void fall(T* tptr, void (T::*mptr)(void)) {
gkroussos 0:637031152314 101 _fall.attach(tptr, mptr);
gkroussos 0:637031152314 102 gpio_irq_set(&gpio_irq, IRQ_FALL, 1);
gkroussos 0:637031152314 103 }
gkroussos 0:637031152314 104
gkroussos 0:637031152314 105 /** Set the input pin mode
gkroussos 0:637031152314 106 *
gkroussos 0:637031152314 107 * @param mode PullUp, PullDown, PullNone
gkroussos 0:637031152314 108 */
gkroussos 0:637031152314 109 void mode(PinMode pull);
gkroussos 0:637031152314 110
gkroussos 0:637031152314 111 /** Enable IRQ. This method depends on hw implementation, might enable one
gkroussos 0:637031152314 112 * port interrupts. For further information, check gpio_irq_enable().
gkroussos 0:637031152314 113 */
gkroussos 0:637031152314 114 void enable_irq();
gkroussos 0:637031152314 115
gkroussos 0:637031152314 116 /** Disable IRQ. This method depends on hw implementation, might disable one
gkroussos 0:637031152314 117 * port interrupts. For further information, check gpio_irq_disable().
gkroussos 0:637031152314 118 */
gkroussos 0:637031152314 119 void disable_irq();
gkroussos 0:637031152314 120
gkroussos 0:637031152314 121 static void _irq_handler(uint32_t id, gpio_irq_event event);
gkroussos 0:637031152314 122
gkroussos 0:637031152314 123 protected:
gkroussos 0:637031152314 124 gpio_t gpio;
gkroussos 0:637031152314 125 gpio_irq_t gpio_irq;
gkroussos 0:637031152314 126
gkroussos 0:637031152314 127 FunctionPointer _rise;
gkroussos 0:637031152314 128 FunctionPointer _fall;
gkroussos 0:637031152314 129 };
gkroussos 0:637031152314 130
gkroussos 0:637031152314 131 } // namespace mbed
gkroussos 0:637031152314 132
gkroussos 0:637031152314 133 #endif
gkroussos 0:637031152314 134
gkroussos 0:637031152314 135 #endif