Dai control register (dair), Dai control register (dair) -12 – Cirrus Logic EP73xx User Manual

Page 136

Advertising
background image

16-12

EP7309/11/12 User’s Manual - DS508UM4

Copyright Cirrus Logic, Inc. 2003

DAI/CODEC/SSI2

16

DAI Control Register (DAIR)

Address:

0x8000.2000, Read / Write

Bit Descriptions:

(See full bit descriptions for complete details)

[0:15]:

Reserved. Must be set to 0x0404

DAIEN:

DAI Interface Enable (See additional notes for more detail)
0-DAI operation disabled. Control of SDIN,SDOUT,SCLK and
LRCLK given to the SSI2/CODEC/DAI multiplexor to assign
pins to another block
1-DAI operation enable.

Note: The SSI/CODEC by default have precedence of the DAI interface in regards to

the use of the I/O pins.

ECS:

1=for 64 Fs mode. Bit is ignored in 128 Fs mode.

LCTM:

Left Channel Transmit FIFO Interrupt Mask.
0=Left Channel Transmit FIFO half-full or less condition does not
generate and interrupt. LCTS is ignored
1=Left Channel Transmit FIFO half-full or less condition does
generate and interrupt. LCTS status sent to interrupt controller

LCRM:

Left Channel Receive FIFO Interrupt Mask.
0=Left Channel Receive FIFO half-full or less condition does not
generate and interrupt. LCTS is ignored
1=Left Channel Receive FIFO half-full or less condition does
generate and interrupt. LCTS status sent to interrupt controller.

RCTM:

Right Channel Transmit FIFO Interrupt Mask.
0=RightChannel Transmit FIFO half-full or less condition does not
generate and interrupt. RCTS is ignored
1=Right Channel Transmit FIFO half-full or less condition does
generate and interrupt. RCTS status sent to interrupt controller

RCRM:

Right Channel Receive FIFO Interrupt Mask.
0=Right Channel Receive FIFO half-full or less condition does not
generate and interrupt. RCTS is ignored
1=Right Channel Receive FIFO half-full or less condition does
generate and interrupt. RCTS status sent to interrupt controller.

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

16

RSVD

RCRM

RCTM

LCRM

LCTM

RSRVD

ECS

DAIEN

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

RSVD

Advertising