George Roussos / BLE_Temperature

BLE temperature profile using digital DS1820 or analog LM35 sensors

Dependencies:   DS1820

mbed/DigitalOut.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_DIGITALOUT_H
gkroussos 0:637031152314 17 #define MBED_DIGITALOUT_H
gkroussos 0:637031152314 18
gkroussos 0:637031152314 19 #include "platform.h"
gkroussos 0:637031152314 20 #include "gpio_api.h"
gkroussos 0:637031152314 21
gkroussos 0:637031152314 22 namespace mbed {
gkroussos 0:637031152314 23
gkroussos 0:637031152314 24 /** A digital output, used for setting the state of a pin
gkroussos 0:637031152314 25 *
gkroussos 0:637031152314 26 * Example:
gkroussos 0:637031152314 27 * @code
gkroussos 0:637031152314 28 * // Toggle a LED
gkroussos 0:637031152314 29 * #include "mbed.h"
gkroussos 0:637031152314 30 *
gkroussos 0:637031152314 31 * DigitalOut led(LED1);
gkroussos 0:637031152314 32 *
gkroussos 0:637031152314 33 * int main() {
gkroussos 0:637031152314 34 * while(1) {
gkroussos 0:637031152314 35 * led = !led;
gkroussos 0:637031152314 36 * wait(0.2);
gkroussos 0:637031152314 37 * }
gkroussos 0:637031152314 38 * }
gkroussos 0:637031152314 39 * @endcode
gkroussos 0:637031152314 40 */
gkroussos 0:637031152314 41 class DigitalOut {
gkroussos 0:637031152314 42
gkroussos 0:637031152314 43 public:
gkroussos 0:637031152314 44 /** Create a DigitalOut connected to the specified pin
gkroussos 0:637031152314 45 *
gkroussos 0:637031152314 46 * @param pin DigitalOut pin to connect to
gkroussos 0:637031152314 47 */
gkroussos 0:637031152314 48 DigitalOut(PinName pin) {
gkroussos 0:637031152314 49 gpio_init(&gpio, pin, PIN_OUTPUT);
gkroussos 0:637031152314 50 }
gkroussos 0:637031152314 51
gkroussos 0:637031152314 52 /** Set the output, specified as 0 or 1 (int)
gkroussos 0:637031152314 53 *
gkroussos 0:637031152314 54 * @param value An integer specifying the pin output value,
gkroussos 0:637031152314 55 * 0 for logical 0, 1 (or any other non-zero value) for logical 1
gkroussos 0:637031152314 56 */
gkroussos 0:637031152314 57 void write(int value) {
gkroussos 0:637031152314 58 gpio_write(&gpio, value);
gkroussos 0:637031152314 59 }
gkroussos 0:637031152314 60
gkroussos 0:637031152314 61 /** Return the output setting, represented as 0 or 1 (int)
gkroussos 0:637031152314 62 *
gkroussos 0:637031152314 63 * @returns
gkroussos 0:637031152314 64 * an integer representing the output setting of the pin,
gkroussos 0:637031152314 65 * 0 for logical 0, 1 for logical 1
gkroussos 0:637031152314 66 */
gkroussos 0:637031152314 67 int read() {
gkroussos 0:637031152314 68 return gpio_read(&gpio);
gkroussos 0:637031152314 69 }
gkroussos 0:637031152314 70
gkroussos 0:637031152314 71 #ifdef MBED_OPERATORS
gkroussos 0:637031152314 72 /** A shorthand for write()
gkroussos 0:637031152314 73 */
gkroussos 0:637031152314 74 DigitalOut& operator= (int value) {
gkroussos 0:637031152314 75 write(value);
gkroussos 0:637031152314 76 return *this;
gkroussos 0:637031152314 77 }
gkroussos 0:637031152314 78
gkroussos 0:637031152314 79 DigitalOut& operator= (DigitalOut& rhs) {
gkroussos 0:637031152314 80 write(rhs.read());
gkroussos 0:637031152314 81 return *this;
gkroussos 0:637031152314 82 }
gkroussos 0:637031152314 83
gkroussos 0:637031152314 84 /** A shorthand for read()
gkroussos 0:637031152314 85 */
gkroussos 0:637031152314 86 operator int() {
gkroussos 0:637031152314 87 return read();
gkroussos 0:637031152314 88 }
gkroussos 0:637031152314 89 #endif
gkroussos 0:637031152314 90
gkroussos 0:637031152314 91 protected:
gkroussos 0:637031152314 92 gpio_t gpio;
gkroussos 0:637031152314 93 };
gkroussos 0:637031152314 94
gkroussos 0:637031152314 95 } // namespace mbed
gkroussos 0:637031152314 96
gkroussos 0:637031152314 97 #endif