PM7312 pmc-sierra, PM7312 Datasheet - Page 153

• Manufacturer Part Number: PM7312
• Description: Freedm 32a1024l Assp Telecom Standard Datasheet
• Manufacturer: pmc-sierra

Proprietary and Confidential to PMC-Sierra, Inc., and for its customers’ internal use.
Document No.: PMC-2021833, Issue 2
Register 0x404: TCAS Indirect Context RAM Data
This register provides the link enable bit and the frame mode or data type associated to this
particular link in the TCAS context RAM.
SYNC
SBI_MODE[2:0]
The SYNC bit determines whether the link is operating in synchronous mode or asynchronous
mode. When set low the link is set to asynchronous mode. When set high the TCAS will to
synchronize the link output data according to the synchronous mode requirements of the SBI
bus. This bit only applies to framed T1 or E1 links.
The Frame Mode bits (SBI_MODE [2:0]), report the type of data to a specific link to be
configured accordingly according to the table below.
Table 20 SBI Mode
SBI_MODE [2:0]
000
001
010
011
100
101
110
111
Bit
Bit 31
To
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Type
R/W
R/W
R/W
R/W
R/W
Configuration
Unused
28 Unframed T1/J1 links
21 Unframed E1 links
Unused
Unused
28 Framed Channelized T1/J1 links
21 Framed Channelized E1 links
Unused
FREEDM 32A1024L ASSP Telecom Standard Product Data Sheet
Function
Unused
SYNC
SBI_MODE[2]
SBI_MODE[1]
SBI_MODE[0]
Reserved
Default
X
0
0
0
0
0
Released
153