source: EcnlProtoTool/trunk/asp3_dcre/mbed/hal/us_ticker_api.h@ 321

/* mbed Microcontroller Library
 * Copyright (c) 2006-2015 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.
 */
#ifndef MBED_US_TICKER_API_H
#define MBED_US_TICKER_API_H

#include <stdint.h>
#include "ticker_api.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * \defgroup UsTicker Microseconds Ticker Functions
 * @{
 */

/** Get ticker's data
 *
 * @return The low power ticker data
 */
const ticker_data_t* get_us_ticker_data(void);


/** The wrapper for ticker_irq_handler, to pass us ticker's data
 *
 */
void us_ticker_irq_handler(void);

/* HAL us ticker */

/** Initialize the ticker
 *
 */
void us_ticker_init(void);

/** Read the current counter
 *
 * @return The current timer's counter value in microseconds
 */
uint32_t us_ticker_read(void);

/** Set interrupt for specified timestamp
 *
 * @param timestamp The time in microseconds to be set
 */
void us_ticker_set_interrupt(timestamp_t timestamp);

/** Disable us ticker interrupt
 *
 */
void us_ticker_disable_interrupt(void);

/** Clear us ticker interrupt
 *
 */
void us_ticker_clear_interrupt(void);

/**@}*/

#ifdef __cplusplus
}
#endif

#endif