SAI Frame

Defines frame. More...

Macros
#define	ARM_SAI_FRAME_LENGTH(n)   ((((n)-1UL)&0x3FFUL) << ARM_SAI_FRAME_LENGTH_Pos)
	Frame length in bits (8..1024); default depends on protocol and data.
#define	ARM_SAI_FRAME_SYNC_WIDTH(n)   ((((n)-1UL)&0xFFUL) << ARM_SAI_FRAME_SYNC_WIDTH_Pos)
	Frame Sync width in bits (1..256); default=1; User Protocol only (ignored otherwise)
#define	ARM_SAI_FRAME_SYNC_POLARITY_HIGH   (0UL << ARM_SAI_FRAME_SYNC_POLARITY_Pos)
	Frame Sync is active high (default); User Protocol only (ignored otherwise)
#define	ARM_SAI_FRAME_SYNC_POLARITY_LOW   (1UL << ARM_SAI_FRAME_SYNC_POLARITY_Pos)
	Frame Sync is active low; User Protocol only (ignored otherwise)
#define	ARM_SAI_FRAME_SYNC_EARLY   (1UL << 19)
	Frame Sync one bit before the first bit of the frame; User Protocol only (ignored otherwise)

Description

Defines frame.

Macro Definition Documentation

ARM_SAI_FRAME_LENGTH

#define ARM_SAI_FRAME_LENGTH

(

n

)

((((n)-1UL)&0x3FFUL) << ARM_SAI_FRAME_LENGTH_Pos)

Frame length in bits (8..1024); default depends on protocol and data.

ARM_SAI_FRAME_SYNC_WIDTH

#define ARM_SAI_FRAME_SYNC_WIDTH

(

n

)

((((n)-1UL)&0xFFUL) << ARM_SAI_FRAME_SYNC_WIDTH_Pos)

Frame Sync width in bits (1..256); default=1; User Protocol only (ignored otherwise)

ARM_SAI_FRAME_SYNC_POLARITY_HIGH

#define ARM_SAI_FRAME_SYNC_POLARITY_HIGH   (0UL << ARM_SAI_FRAME_SYNC_POLARITY_Pos)

Frame Sync is active high (default); User Protocol only (ignored otherwise)

ARM_SAI_FRAME_SYNC_POLARITY_LOW

#define ARM_SAI_FRAME_SYNC_POLARITY_LOW   (1UL << ARM_SAI_FRAME_SYNC_POLARITY_Pos)

Frame Sync is active low; User Protocol only (ignored otherwise)

ARM_SAI_FRAME_SYNC_EARLY

#define ARM_SAI_FRAME_SYNC_EARLY   (1UL << 19)

Frame Sync one bit before the first bit of the frame; User Protocol only (ignored otherwise)