Rev. 3.0, 03/01, page 202 of 390
14.2.18
AC97 Transmit Interrupt Enable Register (ATIER)
ATIER, a 32-bit Read/Write register, is used to enable or disable AC97 TX Interrupt. Bits 31-30
are reserved. The other bits are initialized to 0 at reset. ATIER is not initialized in STANDBY
mode.
Bit
31
30
29
28
27
26
25
24
Bit Name
-
-
PLTFRQI
E
PRTFRQI
E
L1TFRQI
E
PCTFRQI
E
PLSTFR
QIE
PRSTFR
QIE
Initial Value
-
-
0
0
0
0
0
0
R/W
-
-
R/W
R/W
R/W
R/W
R/W
R/W
Bit
23
22
21
20
19
18
17
16
Bit Name
PLFETFR
QIE
L2TFRQI
E
HTTFRQI
E
IOCTFRQ
IE
PLTFOVI
E
PRTFOVI
E
L1TFOVI
E
PCTFOVI
E
Initial Value
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Bit
15
14
13
12
11
10
9
8
Bit Name
PLSTFO
VIE
PRSTFO
VIE
PLFETFO
VIE
L2TFOVI
E
HTTFOVI
E
IOCTFOV
IE
PLTFUNI
E
PRTFUNI
E
Initial Value
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Bit
7
6
5
4
3
2
1
0
Bit Name
L1TFUNI
E
PCTFUNI
E
PLSTFU
NIE
PRSTFU
NIE
PLFETFU
NIE
L2TFUNI
E
HTTFUNI
E
IOCTFUN
IE
Initial Value
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Bit
Description
Default
31 - 30
Reserved
-
29
PCML TX FIFO REQUEST Interrupt Enable (PLTFRQIE)
When this bit is 1, PCML TX FIFO Request is enabled.
When this bit is 0, PCML TX FIFO Request is disabled.
0
28
PCMR TX FIFO REQUEST Interrupt Enable (PRTFRQIE)
When this bit is 1, PCMR TX FIFO Request is enabled.
When this bit is 0, PCMR TX FIFO Request is disabled.
0
Summary of Contents for HD64465
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