cx25840 Conexant Systems, Inc., cx25840 Datasheet - Page 274

• Manufacturer Part Number: cx25840
• Description: Video Decoder And Broadcast Audio
• Manufacturer: Conexant Systems, Inc.

Register Map
5-132
ACL Status Slot Interface
[31]
[23:16]
[15:0]
ACL Warm Reset
[20:8]
[7:1]
[0]
ACL Tag
[31]
[15:3]
Bits
Bits
Bits
R
RW
RW
RW
RW
RW
R
R
Type
Type
Type
0
0x00
0x0000
0x0000
0x00
0
0
0x0000
Default
Default
Default
ACLSTAT0[24]
ACLSTAT0[23:16]
ACLSTAT0[15:0]
ACLTAG[16]
ACLTAG[15:3]
LOWPOWER[20:8]
LOWPOWER[7:1]
LOWPOWER[0]
Name
Name
Name
Conexant
This bit is set to 1 when an update arrives from
AC_LINK and is reset to 0 after the Host reads this
register.
Status Address
Status Data—This register contains the most recent
status information returned through the AC_LINK in
status slots 1 and 2. It is only updated if the valid bits
for incoming slots 1 and 2 are set.
Reset Counter: Number of cycles for which AC_LINK
interface should be reset following Sync pulse output
for warm reset.
Sync Pulse Counter: Number of cycles for which Sync is
asserted to initiate warm reset.
Clock Source Selector: Clock source for Reset Counter
and Sync Pulse Counter. 0 = PCI clock, 1 = Main clock
Status: This bit is set to 1 when an update arrives from
AC_LINK and is reset to 0 when the Host reads this
register.
Tag Data: This register contains the most recently
received tag information from AC_LINK slot 0.
Description
Description
Description
CX25840/1/2/3 Data Sheet
Address 0x99C
Address 0x9A0
Address 0x9A4
102284B
8/3/05