Tamura Mizuki / STM32F746_FFT

fft

Dependencies:   BSP_DISCO_F746NG SDFileSystem_Warning_Fixed

mbed_src_STM32F7/hal/dma_api.h@0:3e46577dc273, 2016-10-09 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 09 10:11:14 2016 +0000
Revision:
0:3e46577dc273
1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:3e46577dc273 1 /* mbed Microcontroller Library
MikamiUitOpen 0:3e46577dc273 2 * Copyright (c) 2014-2015 ARM Limited
MikamiUitOpen 0:3e46577dc273 3 *
MikamiUitOpen 0:3e46577dc273 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 0:3e46577dc273 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 0:3e46577dc273 6 * You may obtain a copy of the License at
MikamiUitOpen 0:3e46577dc273 7 *
MikamiUitOpen 0:3e46577dc273 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 0:3e46577dc273 9 *
MikamiUitOpen 0:3e46577dc273 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 0:3e46577dc273 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 0:3e46577dc273 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 0:3e46577dc273 13 * See the License for the specific language governing permissions and
MikamiUitOpen 0:3e46577dc273 14 * limitations under the License.
MikamiUitOpen 0:3e46577dc273 15 */
MikamiUitOpen 0:3e46577dc273 16 #ifndef MBED_DMA_API_H
MikamiUitOpen 0:3e46577dc273 17 #define MBED_DMA_API_H
MikamiUitOpen 0:3e46577dc273 18
MikamiUitOpen 0:3e46577dc273 19 #include <stdint.h>
MikamiUitOpen 0:3e46577dc273 20
MikamiUitOpen 0:3e46577dc273 21 #define DMA_ERROR_OUT_OF_CHANNELS (-1)
MikamiUitOpen 0:3e46577dc273 22
MikamiUitOpen 0:3e46577dc273 23 typedef enum {
MikamiUitOpen 0:3e46577dc273 24 DMA_USAGE_NEVER,
MikamiUitOpen 0:3e46577dc273 25 DMA_USAGE_OPPORTUNISTIC,
MikamiUitOpen 0:3e46577dc273 26 DMA_USAGE_ALWAYS,
MikamiUitOpen 0:3e46577dc273 27 DMA_USAGE_TEMPORARY_ALLOCATED,
MikamiUitOpen 0:3e46577dc273 28 DMA_USAGE_ALLOCATED
MikamiUitOpen 0:3e46577dc273 29 } DMAUsage;
MikamiUitOpen 0:3e46577dc273 30
MikamiUitOpen 0:3e46577dc273 31 #ifdef __cplusplus
MikamiUitOpen 0:3e46577dc273 32 extern "C" {
MikamiUitOpen 0:3e46577dc273 33 #endif
MikamiUitOpen 0:3e46577dc273 34
MikamiUitOpen 0:3e46577dc273 35 void dma_init(void);
MikamiUitOpen 0:3e46577dc273 36
MikamiUitOpen 0:3e46577dc273 37 int dma_channel_allocate(uint32_t capabilities);
MikamiUitOpen 0:3e46577dc273 38
MikamiUitOpen 0:3e46577dc273 39 int dma_channel_free(int channelid);
MikamiUitOpen 0:3e46577dc273 40
MikamiUitOpen 0:3e46577dc273 41 #ifdef __cplusplus
MikamiUitOpen 0:3e46577dc273 42 }
MikamiUitOpen 0:3e46577dc273 43 #endif
MikamiUitOpen 0:3e46577dc273 44
MikamiUitOpen 0:3e46577dc273 45 #endif