MT90221 Zarlink Semiconductor, MT90221 Datasheet - Page 50

• Manufacturer Part Number: MT90221
• Description: Quad Inverse Multiplexing For Atm (IMA) Device With Flexible Ima And Uni Mode
• Manufacturer: Zarlink Semiconductor

7.1
Tables 12 to 22 describe the UTOPIA registers.
Address (Hex):
Direct access
Reset Value (Hex):
Address (Hex):
Direct access
Reset Value (Hex):
Address (Hex):
Direct access
Reset Value (Hex):
Bit #
Bit #
7:5
4:0
Bit #
7-4
7:5
4:0
3
2
1
0
Utopia Register Description
Type
Type
R/W
R/W
R/W
R/W
R/W
R/W
R
Type
R/W
R
Unused. Read all 0’s.
UTOPIA PHY Address of IMA Group N.
Reserved.Write 0 for normal operation
Enable UTOPIA PHY address of link 3. A 1 enables the PHY port Address. UNI mode.
Enable UTOPIA PHY address of link 2. A 1 enables the PHY port Address. UNI mode.
Enable UTOPIA PHY address of link 1. A 1 enables the PHY port Address. UNI mode.
Enable UTOPIA PHY address of link 0. A 1 enables the PHY port Address. UNI mode.
Unused. Read all 0’s.
UTOPIA PHY Address of Link N when in UNI.
operation
008 - 00B
11 reg. per IMA Group. The TxClk signal must be active for correct register
00
000 - 003
1 register per link in UNI mode. The TxClk signal must be active for correct
register operation.
00
00C
1 register to enable the links in UNI mode. The TxClk signal must be active for
correct register operation
00
Table 14 - UTOPIA Input Link PHY Enable Register
Table 13 - UTOPIA Input Group Address Registers
Table 12- UTOPIA Input Link Address Registers
Description
Description
Description
MT90221
41