NSE-8G™ Standard Product Data Sheet
Preliminary
9.9.1 In-Band Signaling Channel Fixed Overhead........................................52
9.10 Microprocessor Interface ..................................................................................53
10 Normal Mode Register Description............................................................................57
11 Test Features Description........................................................................................125
11.1 Master Test and Test Configuration Registers ................................................125
11.2 JTAG Test Port................................................................................................127
11.2.1 Boundary Scan Cells..........................................................................131
12 Operation.................................................................................................................134
12.1 Software Default Settings ...............................................................................134
12.1.1 Setting the T8TE Time-slot Configuration #1 Register.......................134
12.1.2 Setting the T8TE Time-slot Configuration #2 Register.......................134
12.1.3 Configuring the NSE-8G to Use Fewer Links ....................................134
12.1.4 PCB Design Notes .............................................................................136
12.2 “C1” Synchronization.......................................................................................136
12.3 Synchronized Control Setting Changes..........................................................137
12.3.1 SBS/NSE-8G Systems with DS0 and CAS Switching .......................137
12.3.2 SBS/NSE-8G Systems Switching DS0s without CAS........................139
12.3.3 SBS/NSE-8G non-DS0 Level Switching with SBI336 Devices..........141
12.4 NSE-8G CPU Interaction with the Switching Cycle When Using the ILC.......142
12.5 Controlling Frame Alignment in the Receive Port...........................................143
12.6 DS0 Cross-Bar Switch (DCB) Operation ........................................................144
12.6.1 Configuring the DCB using Port Transfer Mode.................................144
12.6.2 Configuring the DCB using Word transfer mode:...............................145
12.6.3 Reading Configurations......................................................................146
12.6.4 DCB Online to Offline Memory Page Copy........................................146
12.7 Telecombus Mode Operation..........................................................................147
12.8 SBI Column Mode Operation..........................................................................147
12.9 SBI DS0 Mode Operation ...............................................................................148
12.10 SBI DS0 with CAS Mode Operation................................................................148
12.11 ILC Operation..................................................................................................149
12.12 ILC CPU Operations .......................................................................................149
12.12.1 Accessing the Transmit Message FIFO .............................................149
12.12.2 Accessing the Receive Message FIFO..............................................150
12.12.3 Handling the Transmit Header ...........................................................153
12.12.4 Handling the Receive Header ............................................................154
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2010850, Issue 1
4
PMC [ PMC-SIERRA, INC ]
