cx29600 Mindspeed Technologies, cx29600 Datasheet - Page 55

• Manufacturer Part Number: cx29600
• Description: Optiphytm - M155 Sts-3 Sonet/sdh Multiplexer
• Manufacturer: Mindspeed Technologies

CX29600
CX29600 Data Sheet
Table 2-8. Valid Framing Modes for the CX29600
29600-DSH-001-B
PrtMode
(bit 7)
0
0
0
0
FrmMode
(bit 6)
0
1
1
1
Gen Register
2.3 Device Configuration and Setup
The following information illustrates how to configure the CX29600 for various
SONET and SDH operating modes. The device can operate in a 1xOC-3/STM-1
configuration. The device has a set of registers for physical line port.
determines what values are transmitted in the J0/Z0 overhead octets as shown in
Table
the SDH modes. Consult the appropriate standard’s document (G.707 or Bell
CORE-253) for details.
The GEN register selects the mapping format for the CX29600.
The FrmMode bit selects between SONET and SDH framing modes. This
The AU4Mode and TU3Mode bits determine how the payload is mapped for
2-11.
AU4Mode
(bit 5)
Mindspeed Technologies
0
0
1
1
TU3Mode
(bit 3)
0
0
0
1
SONET; 1 independent OC-3
SDH; 1 independent AU-3
SDH; 1 independent AU-4 with TUG-2 payload
SDH; 1 independent AU-4 with TU-3 payload
™
2.3 Device Configuration and Setup
Description
2.0 Functional Description
2-11