DHT11

Committer:
jhon309
Date:
Thu Aug 13 00:21:57 2015 +0000
Revision:
0:c52df770855b
DHT11

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jhon309 0:c52df770855b 1 /* mbed Microcontroller Library
jhon309 0:c52df770855b 2 * Copyright (c) 2006-2015 ARM Limited
jhon309 0:c52df770855b 3 *
jhon309 0:c52df770855b 4 * Licensed under the Apache License, Version 2.0 (the "License");
jhon309 0:c52df770855b 5 * you may not use this file except in compliance with the License.
jhon309 0:c52df770855b 6 * You may obtain a copy of the License at
jhon309 0:c52df770855b 7 *
jhon309 0:c52df770855b 8 * http://www.apache.org/licenses/LICENSE-2.0
jhon309 0:c52df770855b 9 *
jhon309 0:c52df770855b 10 * Unless required by applicable law or agreed to in writing, software
jhon309 0:c52df770855b 11 * distributed under the License is distributed on an "AS IS" BASIS,
jhon309 0:c52df770855b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
jhon309 0:c52df770855b 13 * See the License for the specific language governing permissions and
jhon309 0:c52df770855b 14 * limitations under the License.
jhon309 0:c52df770855b 15 */
jhon309 0:c52df770855b 16 #ifndef MBED_US_TICKER_API_H
jhon309 0:c52df770855b 17 #define MBED_US_TICKER_API_H
jhon309 0:c52df770855b 18
jhon309 0:c52df770855b 19 #include <stdint.h>
jhon309 0:c52df770855b 20 #include "ticker_api.h"
jhon309 0:c52df770855b 21
jhon309 0:c52df770855b 22 #ifdef __cplusplus
jhon309 0:c52df770855b 23 extern "C" {
jhon309 0:c52df770855b 24 #endif
jhon309 0:c52df770855b 25
jhon309 0:c52df770855b 26 /**
jhon309 0:c52df770855b 27 * \defgroup UsTicker Microseconds Ticker Functions
jhon309 0:c52df770855b 28 * @{
jhon309 0:c52df770855b 29 */
jhon309 0:c52df770855b 30
jhon309 0:c52df770855b 31 /** Get ticker's data
jhon309 0:c52df770855b 32 *
jhon309 0:c52df770855b 33 * @return The low power ticker data
jhon309 0:c52df770855b 34 */
jhon309 0:c52df770855b 35 const ticker_data_t* get_us_ticker_data(void);
jhon309 0:c52df770855b 36
jhon309 0:c52df770855b 37
jhon309 0:c52df770855b 38 /** The wrapper for ticker_irq_handler, to pass us ticker's data
jhon309 0:c52df770855b 39 *
jhon309 0:c52df770855b 40 */
jhon309 0:c52df770855b 41 void us_ticker_irq_handler(void);
jhon309 0:c52df770855b 42
jhon309 0:c52df770855b 43 /* HAL us ticker */
jhon309 0:c52df770855b 44
jhon309 0:c52df770855b 45 /** Initialize the ticker
jhon309 0:c52df770855b 46 *
jhon309 0:c52df770855b 47 */
jhon309 0:c52df770855b 48 void us_ticker_init(void);
jhon309 0:c52df770855b 49
jhon309 0:c52df770855b 50 /** Read the current counter
jhon309 0:c52df770855b 51 *
jhon309 0:c52df770855b 52 * @return The current timer's counter value in microseconds
jhon309 0:c52df770855b 53 */
jhon309 0:c52df770855b 54 uint32_t us_ticker_read(void);
jhon309 0:c52df770855b 55
jhon309 0:c52df770855b 56 /** Set interrupt for specified timestamp
jhon309 0:c52df770855b 57 *
jhon309 0:c52df770855b 58 * @param timestamp The time in microseconds to be set
jhon309 0:c52df770855b 59 */
jhon309 0:c52df770855b 60 void us_ticker_set_interrupt(timestamp_t timestamp);
jhon309 0:c52df770855b 61
jhon309 0:c52df770855b 62 /** Disable us ticker interrupt
jhon309 0:c52df770855b 63 *
jhon309 0:c52df770855b 64 */
jhon309 0:c52df770855b 65 void us_ticker_disable_interrupt(void);
jhon309 0:c52df770855b 66
jhon309 0:c52df770855b 67 /** Clear us ticker interrupt
jhon309 0:c52df770855b 68 *
jhon309 0:c52df770855b 69 */
jhon309 0:c52df770855b 70 void us_ticker_clear_interrupt(void);
jhon309 0:c52df770855b 71
jhon309 0:c52df770855b 72 /**@}*/
jhon309 0:c52df770855b 73
jhon309 0:c52df770855b 74 #ifdef __cplusplus
jhon309 0:c52df770855b 75 }
jhon309 0:c52df770855b 76 #endif
jhon309 0:c52df770855b 77
jhon309 0:c52df770855b 78 #endif