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Dependencies:   FFT

mbed/hal/lp_ticker_api.h@0:d6c9b09b4042, 2020-12-02 (annotated)

Committer:
annieluo2
Date:
Wed Dec 02 18:02:03 2020 +0000
Revision:
0:d6c9b09b4042
boo

Who changed what in which revision?

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annieluo2 0:d6c9b09b4042 1
annieluo2 0:d6c9b09b4042 2 /** \addtogroup hal */
annieluo2 0:d6c9b09b4042 3 /** @{*/
annieluo2 0:d6c9b09b4042 4 /* mbed Microcontroller Library
annieluo2 0:d6c9b09b4042 5 * Copyright (c) 2015 ARM Limited
annieluo2 0:d6c9b09b4042 6 *
annieluo2 0:d6c9b09b4042 7 * Licensed under the Apache License, Version 2.0 (the "License");
annieluo2 0:d6c9b09b4042 8 * you may not use this file except in compliance with the License.
annieluo2 0:d6c9b09b4042 9 * You may obtain a copy of the License at
annieluo2 0:d6c9b09b4042 10 *
annieluo2 0:d6c9b09b4042 11 * http://www.apache.org/licenses/LICENSE-2.0
annieluo2 0:d6c9b09b4042 12 *
annieluo2 0:d6c9b09b4042 13 * Unless required by applicable law or agreed to in writing, software
annieluo2 0:d6c9b09b4042 14 * distributed under the License is distributed on an "AS IS" BASIS,
annieluo2 0:d6c9b09b4042 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
annieluo2 0:d6c9b09b4042 16 * See the License for the specific language governing permissions and
annieluo2 0:d6c9b09b4042 17 * limitations under the License.
annieluo2 0:d6c9b09b4042 18 */
annieluo2 0:d6c9b09b4042 19 #ifndef MBED_LPTICKER_API_H
annieluo2 0:d6c9b09b4042 20 #define MBED_LPTICKER_API_H
annieluo2 0:d6c9b09b4042 21
annieluo2 0:d6c9b09b4042 22 #include "device.h"
annieluo2 0:d6c9b09b4042 23
annieluo2 0:d6c9b09b4042 24 #if DEVICE_LOWPOWERTIMER
annieluo2 0:d6c9b09b4042 25
annieluo2 0:d6c9b09b4042 26 #include "hal/ticker_api.h"
annieluo2 0:d6c9b09b4042 27
annieluo2 0:d6c9b09b4042 28 #ifdef __cplusplus
annieluo2 0:d6c9b09b4042 29 extern "C" {
annieluo2 0:d6c9b09b4042 30 #endif
annieluo2 0:d6c9b09b4042 31
annieluo2 0:d6c9b09b4042 32 /**
annieluo2 0:d6c9b09b4042 33 * \defgroup hal_LpTicker Low Power Ticker Functions
annieluo2 0:d6c9b09b4042 34 * @{
annieluo2 0:d6c9b09b4042 35 */
annieluo2 0:d6c9b09b4042 36
annieluo2 0:d6c9b09b4042 37 /** Get low power ticker's data
annieluo2 0:d6c9b09b4042 38 *
annieluo2 0:d6c9b09b4042 39 * @return The low power ticker data
annieluo2 0:d6c9b09b4042 40 */
annieluo2 0:d6c9b09b4042 41 const ticker_data_t* get_lp_ticker_data(void);
annieluo2 0:d6c9b09b4042 42
annieluo2 0:d6c9b09b4042 43 /** The wrapper for ticker_irq_handler, to pass lp ticker's data
annieluo2 0:d6c9b09b4042 44 *
annieluo2 0:d6c9b09b4042 45 */
annieluo2 0:d6c9b09b4042 46 void lp_ticker_irq_handler(void);
annieluo2 0:d6c9b09b4042 47
annieluo2 0:d6c9b09b4042 48 /* HAL lp ticker */
annieluo2 0:d6c9b09b4042 49
annieluo2 0:d6c9b09b4042 50 /** Initialize the low power ticker
annieluo2 0:d6c9b09b4042 51 *
annieluo2 0:d6c9b09b4042 52 */
annieluo2 0:d6c9b09b4042 53 void lp_ticker_init(void);
annieluo2 0:d6c9b09b4042 54
annieluo2 0:d6c9b09b4042 55 /** Read the current counter
annieluo2 0:d6c9b09b4042 56 *
annieluo2 0:d6c9b09b4042 57 * @return The current timer's counter value in microseconds
annieluo2 0:d6c9b09b4042 58 */
annieluo2 0:d6c9b09b4042 59 uint32_t lp_ticker_read(void);
annieluo2 0:d6c9b09b4042 60
annieluo2 0:d6c9b09b4042 61 /** Set interrupt for specified timestamp
annieluo2 0:d6c9b09b4042 62 *
annieluo2 0:d6c9b09b4042 63 * @param timestamp The time in microseconds to be set
annieluo2 0:d6c9b09b4042 64 */
annieluo2 0:d6c9b09b4042 65 void lp_ticker_set_interrupt(timestamp_t timestamp);
annieluo2 0:d6c9b09b4042 66
annieluo2 0:d6c9b09b4042 67 /** Disable low power ticker interrupt
annieluo2 0:d6c9b09b4042 68 *
annieluo2 0:d6c9b09b4042 69 */
annieluo2 0:d6c9b09b4042 70 void lp_ticker_disable_interrupt(void);
annieluo2 0:d6c9b09b4042 71
annieluo2 0:d6c9b09b4042 72 /** Clear the low power ticker interrupt
annieluo2 0:d6c9b09b4042 73 *
annieluo2 0:d6c9b09b4042 74 */
annieluo2 0:d6c9b09b4042 75 void lp_ticker_clear_interrupt(void);
annieluo2 0:d6c9b09b4042 76
annieluo2 0:d6c9b09b4042 77 /**@}*/
annieluo2 0:d6c9b09b4042 78
annieluo2 0:d6c9b09b4042 79 #ifdef __cplusplus
annieluo2 0:d6c9b09b4042 80 }
annieluo2 0:d6c9b09b4042 81 #endif
annieluo2 0:d6c9b09b4042 82
annieluo2 0:d6c9b09b4042 83 #endif
annieluo2 0:d6c9b09b4042 84
annieluo2 0:d6c9b09b4042 85 #endif
annieluo2 0:d6c9b09b4042 86
annieluo2 0:d6c9b09b4042 87 /** @}*/