28529-DSH-001-K Datasheet, PDF (219/309 Pages) M/A-COM Technology Solutions, Inc. – Inverse Multiplexing for ATM (IMA) Family

Registers
Bit
Default
Name
Description
For Translation Type = 1
7
0
Channel Active
1 = Internal Channel Active
0 = Internal Channel Inactive
6
—
—
Don’t care. Ignore.
5
—
—
Don’t care. Ignore.
4–0
0x00 ATM UTOPIA Address This field contains the mapping for the Internal IMA channel set in register 0x81B.
Range: 0x00–0x1F
2.5
IMA Group
The IMA Group layer contains configuration and status information that is associated with IMA groups.
2.5.1
0x81F—IMA_GRP_1TO4_SEM (Group Table Control I)
For the following bits, 1 = the group table is being updated, 0 = the group table is not being updated. The update
enable must be set to 1 prior to writing the group table. All elements of the group table must be re-written. After
writing to all 8 elements, the update enable is reset to 0. The group tables are described below.
NOTE:
This register cannot be read back.
Bit
Default
Name
7
0
Update Enable for Receive group 4
6
0
Update Enable for Receive group 3
5
0
Update Enable for Receive group 2
4
0
Update Enable for Receive group 1
3
0
Update Enable for Transmit group 4
2
0
Update Enable for Transmit group 3
1
0
Update Enable for Transmit group 2
0
0
Update Enable for Transmit group 1
addresses 0x8DC–0x8DF
addresses 0x8D8–0x8DB
addresses 0x8D4–0x8D7
addresses 0x8D0–0x8D3
addresses 0x838–0x83F
addresses 0x830–0x837
addresses 0x828–0x82F
addresses 0x820–0x827
Description
2.5.2
0x91F—IMA_GRP_5TO8_SEM (Group Table Control II)
For the following bits, 1 = the group table is being updated, 0 = the group table is not being updated. The update
enable must be set to 1 prior to writing the group table. All elements of the group table must be re-written. After
writing to all 8 elements, the update enable is reset to 0. The group tables are described below.
NOTE:
This register cannot be read back.
28529-DSH-001-K
Mindspeed Technologies^®
204
Mindspeed Proprietary and Confidential