不韋 呂 / F746_Spectrogram

Realtime spectrogram for DISCO-F746NG. On-board MEMS microphone is used for input sound signal. リアルタイムスペクトログラム．入力：MEMSマイク

Dependencies:   F746_GUI F746_SAI_IO UIT_FFT_Real

mbed_src_STM32F7/hal/ticker_api.h@6:b3885567877c, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 13:43:07 2017 +0000
Revision:
6:b3885567877c
Parent:
4:c1beacfc42c7 
7

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 4:c1beacfc42c7 1 /* mbed Microcontroller Library
MikamiUitOpen 4:c1beacfc42c7 2 * Copyright (c) 2015 ARM Limited
MikamiUitOpen 4:c1beacfc42c7 3 *
MikamiUitOpen 4:c1beacfc42c7 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 4:c1beacfc42c7 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 4:c1beacfc42c7 6 * You may obtain a copy of the License at
MikamiUitOpen 4:c1beacfc42c7 7 *
MikamiUitOpen 4:c1beacfc42c7 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 4:c1beacfc42c7 9 *
MikamiUitOpen 4:c1beacfc42c7 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 4:c1beacfc42c7 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 4:c1beacfc42c7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 4:c1beacfc42c7 13 * See the License for the specific language governing permissions and
MikamiUitOpen 4:c1beacfc42c7 14 * limitations under the License.
MikamiUitOpen 4:c1beacfc42c7 15 */
MikamiUitOpen 4:c1beacfc42c7 16 #ifndef MBED_TICKER_API_H
MikamiUitOpen 4:c1beacfc42c7 17 #define MBED_TICKER_API_H
MikamiUitOpen 4:c1beacfc42c7 18
MikamiUitOpen 4:c1beacfc42c7 19 #include "device.h"
MikamiUitOpen 4:c1beacfc42c7 20
MikamiUitOpen 4:c1beacfc42c7 21 typedef uint32_t timestamp_t;
MikamiUitOpen 4:c1beacfc42c7 22
MikamiUitOpen 4:c1beacfc42c7 23 /** Ticker's event structure
MikamiUitOpen 4:c1beacfc42c7 24 */
MikamiUitOpen 4:c1beacfc42c7 25 typedef struct ticker_event_s {
MikamiUitOpen 4:c1beacfc42c7 26 timestamp_t timestamp; /**< Event's timestamp */
MikamiUitOpen 4:c1beacfc42c7 27 uint32_t id; /**< TimerEvent object */
MikamiUitOpen 4:c1beacfc42c7 28 struct ticker_event_s *next; /**< Next event in the queue */
MikamiUitOpen 4:c1beacfc42c7 29 } ticker_event_t;
MikamiUitOpen 4:c1beacfc42c7 30
MikamiUitOpen 4:c1beacfc42c7 31 typedef void (*ticker_event_handler)(uint32_t id);
MikamiUitOpen 4:c1beacfc42c7 32
MikamiUitOpen 4:c1beacfc42c7 33 /** Ticker's interface structure - required API for a ticker
MikamiUitOpen 4:c1beacfc42c7 34 */
MikamiUitOpen 4:c1beacfc42c7 35 typedef struct {
MikamiUitOpen 4:c1beacfc42c7 36 void (*init)(void); /**< Init function */
MikamiUitOpen 4:c1beacfc42c7 37 uint32_t (*read)(void); /**< Read function */
MikamiUitOpen 4:c1beacfc42c7 38 void (*disable_interrupt)(void); /**< Disable interrupt function */
MikamiUitOpen 4:c1beacfc42c7 39 void (*clear_interrupt)(void); /**< Clear interrupt function */
MikamiUitOpen 4:c1beacfc42c7 40 void (*set_interrupt)(timestamp_t timestamp); /**< Set interrupt function */
MikamiUitOpen 4:c1beacfc42c7 41 } ticker_interface_t;
MikamiUitOpen 4:c1beacfc42c7 42
MikamiUitOpen 4:c1beacfc42c7 43 /** Tickers events queue structure
MikamiUitOpen 4:c1beacfc42c7 44 */
MikamiUitOpen 4:c1beacfc42c7 45 typedef struct {
MikamiUitOpen 4:c1beacfc42c7 46 ticker_event_handler event_handler; /**< Event handler */
MikamiUitOpen 4:c1beacfc42c7 47 ticker_event_t *head; /**< A pointer to head */
MikamiUitOpen 4:c1beacfc42c7 48 } ticker_event_queue_t;
MikamiUitOpen 4:c1beacfc42c7 49
MikamiUitOpen 4:c1beacfc42c7 50 /** Tickers data structure
MikamiUitOpen 4:c1beacfc42c7 51 */
MikamiUitOpen 4:c1beacfc42c7 52 typedef struct {
MikamiUitOpen 4:c1beacfc42c7 53 const ticker_interface_t *interface; /**< Ticker's interface */
MikamiUitOpen 4:c1beacfc42c7 54 ticker_event_queue_t *queue; /**< Ticker's events queue */
MikamiUitOpen 4:c1beacfc42c7 55 } ticker_data_t;
MikamiUitOpen 4:c1beacfc42c7 56
MikamiUitOpen 4:c1beacfc42c7 57 #ifdef __cplusplus
MikamiUitOpen 4:c1beacfc42c7 58 extern "C" {
MikamiUitOpen 4:c1beacfc42c7 59 #endif
MikamiUitOpen 4:c1beacfc42c7 60
MikamiUitOpen 4:c1beacfc42c7 61 /** Initialize a ticker and sets the event handler
MikamiUitOpen 4:c1beacfc42c7 62 *
MikamiUitOpen 4:c1beacfc42c7 63 * @param data The ticker's data
MikamiUitOpen 4:c1beacfc42c7 64 * @param handler A handler to be set
MikamiUitOpen 4:c1beacfc42c7 65 */
MikamiUitOpen 4:c1beacfc42c7 66 void ticker_set_handler(const ticker_data_t *const data, ticker_event_handler handler);
MikamiUitOpen 4:c1beacfc42c7 67
MikamiUitOpen 4:c1beacfc42c7 68 /** Irq handler which goes through the events to trigger events in the past.
MikamiUitOpen 4:c1beacfc42c7 69 *
MikamiUitOpen 4:c1beacfc42c7 70 * @param data The ticker's data
MikamiUitOpen 4:c1beacfc42c7 71 */
MikamiUitOpen 4:c1beacfc42c7 72 void ticker_irq_handler(const ticker_data_t *const data);
MikamiUitOpen 4:c1beacfc42c7 73
MikamiUitOpen 4:c1beacfc42c7 74 /** Remove an event from the queue
MikamiUitOpen 4:c1beacfc42c7 75 *
MikamiUitOpen 4:c1beacfc42c7 76 * @param data The ticker's data
MikamiUitOpen 4:c1beacfc42c7 77 * @param obj The event's queue to be removed
MikamiUitOpen 4:c1beacfc42c7 78 */
MikamiUitOpen 4:c1beacfc42c7 79 void ticker_remove_event(const ticker_data_t *const data, ticker_event_t *obj);
MikamiUitOpen 4:c1beacfc42c7 80
MikamiUitOpen 4:c1beacfc42c7 81 /** Insert an event from the queue
MikamiUitOpen 4:c1beacfc42c7 82 *
MikamiUitOpen 4:c1beacfc42c7 83 * @param data The ticker's data
MikamiUitOpen 4:c1beacfc42c7 84 * @param obj The event's queue to be removed
MikamiUitOpen 4:c1beacfc42c7 85 * @param timestamp The event's timestamp
MikamiUitOpen 4:c1beacfc42c7 86 * @param id The event object
MikamiUitOpen 4:c1beacfc42c7 87 */
MikamiUitOpen 4:c1beacfc42c7 88 void ticker_insert_event(const ticker_data_t *const data, ticker_event_t *obj, timestamp_t timestamp, uint32_t id);
MikamiUitOpen 4:c1beacfc42c7 89
MikamiUitOpen 4:c1beacfc42c7 90 /** Read the current ticker's timestamp
MikamiUitOpen 4:c1beacfc42c7 91 *
MikamiUitOpen 4:c1beacfc42c7 92 * @param data The ticker's data
MikamiUitOpen 4:c1beacfc42c7 93 * @return The current timestamp
MikamiUitOpen 4:c1beacfc42c7 94 */
MikamiUitOpen 4:c1beacfc42c7 95 timestamp_t ticker_read(const ticker_data_t *const data);
MikamiUitOpen 4:c1beacfc42c7 96
MikamiUitOpen 4:c1beacfc42c7 97 /** Read the next event's timestamp
MikamiUitOpen 4:c1beacfc42c7 98 *
MikamiUitOpen 4:c1beacfc42c7 99 * @param data The ticker's data
MikamiUitOpen 4:c1beacfc42c7 100 * @return 1 if timestamp is pending event, 0 if there's no event pending
MikamiUitOpen 4:c1beacfc42c7 101 */
MikamiUitOpen 4:c1beacfc42c7 102 int ticker_get_next_timestamp(const ticker_data_t *const data, timestamp_t *timestamp);
MikamiUitOpen 4:c1beacfc42c7 103
MikamiUitOpen 4:c1beacfc42c7 104 #ifdef __cplusplus
MikamiUitOpen 4:c1beacfc42c7 105 }
MikamiUitOpen 4:c1beacfc42c7 106 #endif
MikamiUitOpen 4:c1beacfc42c7 107
MikamiUitOpen 4:c1beacfc42c7 108 #endif