Figure 13-10. mic-in receive-only operation, 13 modem-out control register (mocr), Table 13-19. modem-out control register – Intel PXA26X User Manual

Page 491

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Intel® PXA26x Processor Family Developer’s Manual

13-29

AC97 Controller Unit

13.8.3.13

Modem-Out Control Register (MOCR)

Figure 13-10. Mic-in Receive-Only Operation

Table 13-19. Modem-Out Control Register

Physical Address

4050_0100

MOCR Register

AC97

Bit

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

8

7

6

5

4

3

2

1

0

Reserved

FE

IE

R

eser

ved

Reset

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

Bits

Name

Description

31:4

Reserved

3

FEIE

FIFO ERROR INTERRUPT ENABLE (FEIE):

This bit controls whether the occurrence of a transmit FIFO error will cause an interrupt or
not.

0 – No interrupt occurs even if bit 4 in the MOSR is set

1 – An interrupt occurs if bit 4 in the MOSR is set.

2:0

Reserved

RxEntry0

RxEntry1

RxEntry2

RxEntry3

RxEntry15

15

0

Processor/DMA

RxFIFO

Read

Mic-in Receive FIFO

MCDR Register

31

0

15

16

0x0000

Read

Receive
Data

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