Defines
cfg_i2s.h File Reference

Configuration file for I2S module. More...

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Defines

#define I2S_LOG_LEVEL   LOG_LVL_INFO
 Module logging level.
#define I2S_LOG_FORMAT   LOG_FMT_TERSE
 Module logging format.
#define CONFIG_PLAY_BUF_LEN   8192
 Length of each play buffer.
#define CONFIG_SAMPLE_FREQ   44800UL
 Sampling frequency of the audio file.
#define CONFIG_WORD_BIT_SIZE   16
 Sample bits per channel.
#define CONFIG_CHANNEL_NUM   2
 Number of channel.
#define CONFIG_DELAY   0
 Size of trasmit start delay.
#define CONFIG_PERIOD   15
 Generate frame sync every 2 x CONFIG_PERIOD bits (zero based)
#define CONFIG_WORD_PER_FRAME   1
 Number of words transmitted in frame.
#define CONFIG_FRAME_SYNC_SIZE   15
 Size of Synchro data register (zero based)
#define CONFIG_EXTRA_FRAME_SYNC_SIZE   0
 Extra Size of Synchro data register (CONFIG_FRAME_SYNC_SIZE + CONFIG_EXTRA_FRAME_SYNC_SIZE * 16 + 1) (zero based)

Detailed Description

Configuration file for I2S module.

Author:
Luca Ottaviano <lottaviano@develer.com>
Daniele Basile <asterix@develer.com>

Definition in file cfg_i2s.h.

Define Documentation

#define CONFIG_DELAY   0

Size of trasmit start delay.

Definition at line 98 of file cfg_i2s.h.

#define CONFIG_EXTRA_FRAME_SYNC_SIZE   0

Extra Size of Synchro data register (CONFIG_FRAME_SYNC_SIZE + CONFIG_EXTRA_FRAME_SYNC_SIZE * 16 + 1) (zero based)

Definition at line 135 of file cfg_i2s.h.

#define CONFIG_FRAME_SYNC_SIZE   15

Size of Synchro data register (zero based)

Definition at line 125 of file cfg_i2s.h.

#define CONFIG_PERIOD   15

Generate frame sync every 2 x CONFIG_PERIOD bits (zero based)

Definition at line 107 of file cfg_i2s.h.

#define CONFIG_WORD_BIT_SIZE   16

Sample bits per channel.

*

Definition at line 82 of file cfg_i2s.h.

#define CONFIG_WORD_PER_FRAME   1

Number of words transmitted in frame.

Definition at line 116 of file cfg_i2s.h.