T8207-BAL-DT Agere Systems, Inc., T8207-BAL-DT Datasheet - Page 31

• Manufacturer Part Number: T8207-BAL-DT
• Description: CelXpres ATM interconnect. Dry-bagget, tape & reel .
• Manufacturer: Agere Systems, Inc.

Advance Data Sheet
September 2001
Agere Systems Inc.
8
The routing control bits for VPI, VCI, and OAM/RM records are described below:
Table 11. Active and Ignore Truth Table
A
0
0
1
1
+0
+2
+4
+6
+0
+2
+4
+6
+0
+2
+4
+6
+0
+2
+4
+6
Active (A). This bit is one when the VPI or VCI is considered active. See the truth table (Table 11) below. This bit
is used in all types of records.
Ignore (I). When this bit is one, the VPI or VCI is ignored. See the truth table (Table 11) below. This bit is used in
all types of records.
0 The cell is discarded, considered misrouted, and counted as a received cell.
1 The cell is discarded, is not flagged as misrouted, and is not counted as a received cell.
0 The cell is valid and is counted as a received cell.
1 The cell is discarded, is not flagged as misrouted, and is not counted as a received cell.
Look-Up Table
I
b15
b15
b15
b15
SH
A
A
A
A
b14
b14
b14
b14
SL
C1
—
P
P
b13
b13
b13
b13
C0
E
E
E
(continued)
b12
b12
b12
b12
Figure 6. Translation Record Types—8-Byte Records
I
I
I
I
b11
b11
b11
b11
b10
b10
b10
b10
BITS 3 THROUGH 18 OF VCI OFFSET[15:0]
CELL BUS ROUTING HEADER[15:0]
VPI ONLY TRANSLATION RECORD
CELL BUS ROUTING HEADER[15:0]
CELL BUS ROUTING HEADER[15:0]
VPI for VPI/VCI Translation Record
OAM/RM TRANSLATION RECORD
TANDEM ROUTING HEADER[15:0]
TANDEM ROUTING HEADER[15:0]
TANDEM ROUTING HEADER[15:0]
VCI TRANSLATION RECORD
b9
b9
b9
b9
MAX VCI VALUE[15:0]
Action
RESERVED
b8
b8
b8
b8
VCI[15:0]
VCI[15:0]
RESERVED
b7
b7
b7
b7
RESERVED
b6
b6
b6
b6
VPI[11:0]
VPI[11:0]
VPI[11:0]
b5
b5
b5
b5
b4
b4
b4
b4
b3
b3
b3
b3
ATM Interconnect
CelXpres T8207
b2
b2
b2
b2
b1
b1
b1
b1
b0
b0
b0
b0
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