mirror of
https://github.com/drasko/open-ameba.git
synced 2024-11-25 07:24:17 +00:00
77 lines
2 KiB
C
77 lines
2 KiB
C
|
/* mbed Microcontroller Library
|
||
|
|
*******************************************************************************
|
||
|
|
* Copyright (c) 2015, Realtek Semiconductor Corp.
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* This module is a confidential and proprietary property of RealTek and
|
||
|
|
* possession or use of this module requires written permission of RealTek.
|
||
|
|
*******************************************************************************
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef MBED_EXT_I2S_API_EXT_H
|
||
|
|
#define MBED_EXT_I2S_API_EXT_H
|
||
|
|
|
||
|
|
#include "device.h"
|
||
|
|
#include "rtl8195a.h"
|
||
|
|
#include "hal_i2s.h"
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
enum {
|
||
|
|
SR_8KHZ = I2S_SR_8KHZ,
|
||
|
|
SR_16KHZ = I2S_SR_16KHZ,
|
||
|
|
SR_24KHZ = I2S_SR_24KHZ,
|
||
|
|
SR_32KHZ = I2S_SR_32KHZ,
|
||
|
|
SR_48KHZ = I2S_SR_48KHZ,
|
||
|
|
SR_96KHZ = I2S_SR_96KHZ,
|
||
|
|
SR_7p35KHZ = I2S_SR_7p35KHZ,
|
||
|
|
SR_11p02KHZ = I2S_SR_11p02KHZ,
|
||
|
|
SR_22p05KHZ = I2S_SR_22p05KHZ,
|
||
|
|
SR_29p4KHZ = I2S_SR_29p4KHZ,
|
||
|
|
SR_44p1KHZ = I2S_SR_44p1KHZ,
|
||
|
|
SR_88p2KHZ = I2S_SR_88p2KHZ
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
CH_STEREO = I2S_CH_STEREO,
|
||
|
|
CH_MONO = I2S_CH_MONO
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
WL_16b = I2S_WL_16,
|
||
|
|
WL_24b = I2S_WL_24
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
I2S_DIR_RX = I2S_ONLY_RX, // Rx Only
|
||
|
|
I2S_DIR_TX = I2S_ONLY_TX, // Tx Only
|
||
|
|
I2S_DIR_TXRX = I2S_TXRX // Tx & Rx (BiDirection)
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef void (*i2s_irq_handler)(uint32_t id, char *pbuf);
|
||
|
|
|
||
|
|
typedef struct i2s_s i2s_t;
|
||
|
|
|
||
|
|
void i2s_init(i2s_t *obj, PinName sck, PinName ws, PinName sd);
|
||
|
|
void i2s_set_dma_buffer(i2s_t *obj, char *tx_buf, char *rx_buf,
|
||
|
|
uint32_t page_num, uint32_t page_size);
|
||
|
|
void i2s_tx_irq_handler(i2s_t *obj, i2s_irq_handler handler, uint32_t id);
|
||
|
|
void i2s_rx_irq_handler(i2s_t *obj, i2s_irq_handler handler, uint32_t id);
|
||
|
|
void i2s_set_direction(i2s_t *obj, int trx_type);
|
||
|
|
void i2s_set_param(i2s_t *obj, int channel_num, int rate, int word_len);
|
||
|
|
void i2s_deinit(i2s_t *obj);
|
||
|
|
int* i2s_get_tx_page(i2s_t *obj);
|
||
|
|
void i2s_send_page(i2s_t *obj, uint32_t *pbuf);
|
||
|
|
void i2s_recv_page(i2s_t *obj);
|
||
|
|
void i2s_enable(i2s_t *obj);
|
||
|
|
void i2s_disable(i2s_t *obj);
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
#endif
|