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/buffer.h@4:c1beacfc42c7, 2016-10-02 (annotated)
- Committer:
- MikamiUitOpen
- Date:
- Sun Oct 02 10:51:10 2016 +0000
- Revision:
- 4:c1beacfc42c7
5
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
MikamiUitOpen | 4:c1beacfc42c7 | 1 | /* mbed Microcontroller Library |
MikamiUitOpen | 4:c1beacfc42c7 | 2 | * Copyright (c) 2014-2015 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_BUFFER_H |
MikamiUitOpen | 4:c1beacfc42c7 | 17 | #define MBED_BUFFER_H |
MikamiUitOpen | 4:c1beacfc42c7 | 18 | |
MikamiUitOpen | 4:c1beacfc42c7 | 19 | #include <stddef.h> |
MikamiUitOpen | 4:c1beacfc42c7 | 20 | |
MikamiUitOpen | 4:c1beacfc42c7 | 21 | /** Generic buffer structure |
MikamiUitOpen | 4:c1beacfc42c7 | 22 | */ |
MikamiUitOpen | 4:c1beacfc42c7 | 23 | typedef struct buffer_s { |
MikamiUitOpen | 4:c1beacfc42c7 | 24 | void *buffer; /**< the pointer to a buffer */ |
MikamiUitOpen | 4:c1beacfc42c7 | 25 | size_t length; /**< the buffer length */ |
MikamiUitOpen | 4:c1beacfc42c7 | 26 | size_t pos; /**< actual buffer position */ |
MikamiUitOpen | 4:c1beacfc42c7 | 27 | uint8_t width; /**< The buffer unit width (8, 16, 32, 64), used for proper *buffer casting */ |
MikamiUitOpen | 4:c1beacfc42c7 | 28 | } buffer_t; |
MikamiUitOpen | 4:c1beacfc42c7 | 29 | |
MikamiUitOpen | 4:c1beacfc42c7 | 30 | #endif |