ACS8525T Semtech, ACS8525T Datasheet - Page 54

• Manufacturer Part Number: ACS8525T
• Description: Line Card Protection Switch for SONET/SDH Systems
• Manufacturer: Semtech

Address (hex):
Address (hex):
Revision 3.01/August 2005 © Semtech Corp.
ADVANCED COMMUNICATIONS
Register Name
Register Name
Bit No.
Bit No.
Bit 7
[3:0]
Bit 7
[7:4]
[3:0]
19 (cont...)
1A
cnfg_ref_selection_priority
SEC1 & SEC2 TTL
Description
programmed_priority_SEC1 TTL
This 4-bit value represents the relative priority of
input SEC1 TTL. The smaller the number, the higher
the priority; zero disables the input.
*When the priority of this input is set to >0, the
priority of SEC1 DIFF is set to 0 (disabled).
cnfg_ref_selection_priority
SEC1 & SEC2 DIFF
Description
programmed_priority_SEC2 DIFF
This 4-bit value represents the relative priority of
input SEC2 DIFF. The smaller the number, the
higher the priority; zero disables the input.
*When the priority of this input is set to >0, the
priority of SEC2 TTL is set to 0 (disabled).
programmed_priority_SEC1 DIFF
This 4-bit value represents the relative priority of
input SEC1 DIFF. The smaller the number, the
higher the priority; zero disables the input.
*When the priority of this input is set to >0, the
priority of SEC1 TTL is set to 0 (disabled).
programmed_priority_SEC2 DIFF
programmed_priority_SEC2 TTL
Bit 6
Bit 6
Bit 5
Bit 5
Description
Description
Bit 4
Bit 4
FINAL
Page 54
(R/W) Configures the relative
priority of input sources SEC1 TTL
and SEC2 TTL.
(R/W) Configures the relative
priority of input sources SEC1
DIFF and SEC2 DIFF.
0001-1111
0001-1111
0001-1111
Bit Value
Bit Value
0000
0000
0000
Bit 3
Bit 3
Value Description
Input SEC1 TTL unavailable for automatic selection.
Input SEC1 TTL priority value.
Value Description
Input SEC2 DIFF unavailable for automatic
selection.
Input SEC2 DIFF priority value.
Input SEC1 DIFF unavailable for automatic
selection.
Input SEC1 DIFF priority value.
programmed_priority_SEC1 DIFF
programmed_priority_SEC1 TTL
Bit 2
Bit 2
Default Value
Default Value
ACS8525 LC/P
Bit 1
Bit 1
DATASHEET
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0011 0010
0000 0000
Bit 0
Bit 0