MCUXpresso_MIMXRT1052xxxxB/boards/evkbimxrt1050/audio_examples/maestro_usb_speaker/streamer_pcm_app.h

38 lines
765 B
C

/*
* Copyright 2021-2022 NXP
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef _FSL_STREAMER_PCM_APP_H_
#define _FSL_STREAMER_PCM_APP_H_
#include "fsl_dmamux.h"
#include "fsl_sai_edma.h"
#include "FreeRTOS.h"
#include "portable.h"
#include "semphr.h"
#include "streamer_pcm.h"
/*******************************************************************************
* Definitions
******************************************************************************/
/*! @brief PCM interface structure */
struct _pcm_rtos_t
{
sai_transfer_t saiTx;
sai_edma_handle_t saiTxHandle;
edma_handle_t dmaTxHandle;
uint32_t sample_rate;
uint32_t bit_width;
uint8_t num_channels;
SemaphoreHandle_t semaphoreTX;
};
#endif