Greg Steiert / pegasus_dev

Development mbed library for MAX32630FTHR

Dependents:   blinky_max32630fthr

drivers/Timer.h@3:1198227e6421, 2016-12-16 (annotated)

Committer:
switches
Date:
Fri Dec 16 16:27:57 2016 +0000
Revision:
3:1198227e6421
Parent:
0:5c4d7b2438d3 
Changed ADC scale for MAX32625 platforms to 1.2V full scale to match MAX32630 platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
switches 0:5c4d7b2438d3 1 /* mbed Microcontroller Library
switches 0:5c4d7b2438d3 2 * Copyright (c) 2006-2013 ARM Limited
switches 0:5c4d7b2438d3 3 *
switches 0:5c4d7b2438d3 4 * Licensed under the Apache License, Version 2.0 (the "License");
switches 0:5c4d7b2438d3 5 * you may not use this file except in compliance with the License.
switches 0:5c4d7b2438d3 6 * You may obtain a copy of the License at
switches 0:5c4d7b2438d3 7 *
switches 0:5c4d7b2438d3 8 * http://www.apache.org/licenses/LICENSE-2.0
switches 0:5c4d7b2438d3 9 *
switches 0:5c4d7b2438d3 10 * Unless required by applicable law or agreed to in writing, software
switches 0:5c4d7b2438d3 11 * distributed under the License is distributed on an "AS IS" BASIS,
switches 0:5c4d7b2438d3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
switches 0:5c4d7b2438d3 13 * See the License for the specific language governing permissions and
switches 0:5c4d7b2438d3 14 * limitations under the License.
switches 0:5c4d7b2438d3 15 */
switches 0:5c4d7b2438d3 16 #ifndef MBED_TIMER_H
switches 0:5c4d7b2438d3 17 #define MBED_TIMER_H
switches 0:5c4d7b2438d3 18
switches 0:5c4d7b2438d3 19 #include "platform/platform.h"
switches 0:5c4d7b2438d3 20 #include "hal/ticker_api.h"
switches 0:5c4d7b2438d3 21
switches 0:5c4d7b2438d3 22 namespace mbed {
switches 0:5c4d7b2438d3 23 /** \addtogroup drivers */
switches 0:5c4d7b2438d3 24 /** @{*/
switches 0:5c4d7b2438d3 25
switches 0:5c4d7b2438d3 26 /** A general purpose timer
switches 0:5c4d7b2438d3 27 *
switches 0:5c4d7b2438d3 28 * @Note Synchronization level: Interrupt safe
switches 0:5c4d7b2438d3 29 *
switches 0:5c4d7b2438d3 30 * Example:
switches 0:5c4d7b2438d3 31 * @code
switches 0:5c4d7b2438d3 32 * // Count the time to toggle a LED
switches 0:5c4d7b2438d3 33 *
switches 0:5c4d7b2438d3 34 * #include "mbed.h"
switches 0:5c4d7b2438d3 35 *
switches 0:5c4d7b2438d3 36 * Timer timer;
switches 0:5c4d7b2438d3 37 * DigitalOut led(LED1);
switches 0:5c4d7b2438d3 38 * int begin, end;
switches 0:5c4d7b2438d3 39 *
switches 0:5c4d7b2438d3 40 * int main() {
switches 0:5c4d7b2438d3 41 * timer.start();
switches 0:5c4d7b2438d3 42 * begin = timer.read_us();
switches 0:5c4d7b2438d3 43 * led = !led;
switches 0:5c4d7b2438d3 44 * end = timer.read_us();
switches 0:5c4d7b2438d3 45 * printf("Toggle the led takes %d us", end - begin);
switches 0:5c4d7b2438d3 46 * }
switches 0:5c4d7b2438d3 47 * @endcode
switches 0:5c4d7b2438d3 48 */
switches 0:5c4d7b2438d3 49 class Timer {
switches 0:5c4d7b2438d3 50
switches 0:5c4d7b2438d3 51 public:
switches 0:5c4d7b2438d3 52 Timer();
switches 0:5c4d7b2438d3 53 Timer(const ticker_data_t *data);
switches 0:5c4d7b2438d3 54
switches 0:5c4d7b2438d3 55 /** Start the timer
switches 0:5c4d7b2438d3 56 */
switches 0:5c4d7b2438d3 57 void start();
switches 0:5c4d7b2438d3 58
switches 0:5c4d7b2438d3 59 /** Stop the timer
switches 0:5c4d7b2438d3 60 */
switches 0:5c4d7b2438d3 61 void stop();
switches 0:5c4d7b2438d3 62
switches 0:5c4d7b2438d3 63 /** Reset the timer to 0.
switches 0:5c4d7b2438d3 64 *
switches 0:5c4d7b2438d3 65 * If it was already counting, it will continue
switches 0:5c4d7b2438d3 66 */
switches 0:5c4d7b2438d3 67 void reset();
switches 0:5c4d7b2438d3 68
switches 0:5c4d7b2438d3 69 /** Get the time passed in seconds
switches 0:5c4d7b2438d3 70 */
switches 0:5c4d7b2438d3 71 float read();
switches 0:5c4d7b2438d3 72
switches 0:5c4d7b2438d3 73 /** Get the time passed in mili-seconds
switches 0:5c4d7b2438d3 74 */
switches 0:5c4d7b2438d3 75 int read_ms();
switches 0:5c4d7b2438d3 76
switches 0:5c4d7b2438d3 77 /** Get the time passed in micro-seconds
switches 0:5c4d7b2438d3 78 */
switches 0:5c4d7b2438d3 79 int read_us();
switches 0:5c4d7b2438d3 80
switches 0:5c4d7b2438d3 81 /** An operator shorthand for read()
switches 0:5c4d7b2438d3 82 */
switches 0:5c4d7b2438d3 83 operator float();
switches 0:5c4d7b2438d3 84
switches 0:5c4d7b2438d3 85 protected:
switches 0:5c4d7b2438d3 86 int slicetime();
switches 0:5c4d7b2438d3 87 int _running; // whether the timer is running
switches 0:5c4d7b2438d3 88 unsigned int _start; // the start time of the latest slice
switches 0:5c4d7b2438d3 89 int _time; // any accumulated time from previous slices
switches 0:5c4d7b2438d3 90 const ticker_data_t *_ticker_data;
switches 0:5c4d7b2438d3 91 };
switches 0:5c4d7b2438d3 92
switches 0:5c4d7b2438d3 93 } // namespace mbed
switches 0:5c4d7b2438d3 94
switches 0:5c4d7b2438d3 95 #endif
switches 0:5c4d7b2438d3 96
switches 0:5c4d7b2438d3 97 /** @}*/