MT90222AG Zarlink Semiconductor, MT90222AG Datasheet - Page 107

• Manufacturer Part Number: MT90222AG
• Description: Description = 4 Port Ima & TC PHY For T1, E1 And DSL ;; Package Type = N/a ;; No. Of Pins =
• Manufacturer: Zarlink Semiconductor

Address (Hex):
Direct access
Reset Value (Hex):
Address (Hex):
Direct access
Reset Value (Hex):
Address (Hex):
Direct access
Reset Value (Hex):
14:11
15:10
Bit #
Bit #
Bit #
10:8
15:0
2:0
6:3
2:0
9:4
2:0
15
7
3
Type
Type
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
W
W
W
R
Defines IMA group number when the link is configured in IMA mode. Select the IMA group
number BEFORE enabling the IMA mode. When configuring the link in non-IMA mode
after it was in IMA mode, do not change the IMA group number until the link is reported in
non-IMA mode (refer to TX IMA Mode Status Register).
0 for Stuff Indication 1 frame before Stuff event for IMA group N+4.
1 for Stuff Indication 4 frames before stuff event.
Overflow limit for IMA group N+4. Default is 6.
Underflow limit for IMA group N+4. Default is 1.
0 for Stuff Indication 1 frame before Stuff event for IMA group N.
1 for Stuff Indication 4 frames before stuff event.
Level overflow limit. Default is 6 for IMA group N.
Level underflow limit. Default is 1 for IMA group N.
Reserved
Unused
Reserved. Write "010000" respectively to bit 9:4
Write 1 with IMA group number in bits 2:0 when adding a link to an existing IMA group.
Write 0 when the link is reported in IMA mode.
Write IMA group number to which a link is added.
The MSByte contains control the link 8-9 and LSByte control links 0-7
0x0318 - 0x031F (8 reg)
1 register per 2 links, link 0 is paired with link 8, link1 with link 9 and so on.
0808
with IMA group 5 and so on.For MT90222 only groups 0,1,2 and 3 are used.
0x0321 - 0x0324 (4 reg)
1 register per 2 IMA Group IMA. Group 0 is paired with IMA group 4, IMA group 1
3030
0x0333 (1 write only/read only register)
0,1,2 and 3 are used.
0000
The read value is independent from the written value.For MT90222 only groups
Table 75 - TX Link Control Registers (continued)
Table 77 - TX Add Link Control Register
Table 76 - TX IMA Control Registers
Zarlink Semiconductor Inc.
MT90222/3/4
107
Description
Description
Description
Data Sheet