zl50031 Zarlink Semiconductor, zl50031 Datasheet - Page 36

• Manufacturer Part Number: zl50031
• Description: Flexible 4 K X 2 K Channel Digital Switch With H.110 Interface And 2 K X 2 K Local Switch
• Manufacturer: Zarlink Semiconductor

13-11
10-9
Bit
2-0
15
Bit
Read/Write Address: 0001
Reset Value: 0000
15
14
0
8
BMS
14
LG31-30
MS2-0
Name
Unused
Unused
Unused
Name
BMS
13
0
H
12
0
Memory Select Bits: These three bits are used to select different connection and data
memories.
H
Reserved. In normal functional mode, this bit MUST be set to zero.
Backplane Mode Select: This bit refers to the different modes for the backplane
interface.
Reserved. In normal functional mode, these bits MUST be set to zero.
Local Group 3 Mode Select: These two bits refer to different switching modes for
group 3 (LSTi12-15 and LSTo12-15) of the local interface.
Reserved. In normal functional mode, this bit MUST be set to zero.
Table 9 - Device Mode Selection (DMS) Register Bits
11
0
Table 8 - Control Register (CR) Bits (continued)
MS2
LG31
0
0
0
0
1
10
BMS
LG30
0
1
MS1
9
LG31
0
0
1
1
0
0
0
1
1
Zarlink Semiconductor Inc.
Switching Mode Usable Streams
8
0
ZL50031
16 Mbps
8 Mbps
MS0
LG30
0
1
0
1
0
0
1
0
1
LG21
36
7
Local Connection Memory
Read/Write
Reserved
Backplane Connection Memory Read/Write
Local Data Memory Read
Backplane Data Memory Read
Switching Mode
Description
LG20
Description
6
Reserved
8 Mbps
4 Mbps
2 Mbps
BSTio0 - 31
BSTio0 - 15
Memory Selection
5
0
LG11
4
LG10
3
2
0
LG01
1
Data Sheet
LG00
0