ds2154lnd2 Maxim Integrated Products, Inc., ds2154lnd2 Datasheet - Page 60

• Manufacturer Part Number: ds2154lnd2
• Description: Ds2154 Enhanced E1 Single Chip Transceiver
• Manufacturer: Maxim Integrated Products, Inc.

TAF: TRANSMIT ALIGN FRAME REGISTER (Address = 20 Hex)
(Note: Must be programmed with the 7-bit FAS word; the DS2154 does not automatically set these bits.)
TNAF: TRANSMIT NON-ALIGN FRAME REGISTER (Address = 21 Hex)
(Note: Bit 2 must be programmed to 1; the DS2154 does not automatically set this bit.)
(MSB)
(MSB)
SYMBOL
SYMBOL
Si
Si
Sa4
Sa5
Sa6
Sa7
Sa8
Si
Si
A
0
0
1
1
0
1
1
1
0
1
POSITION
POSITION
TNAF.7
TNAF.6
TNAF.5
TNAF.4
TNAF.3
TNAF.2
TNAF.1
TNAF.0
TAF.7
TAF.6
TAF.5
TAF.4
TAF.3
TAF.2
TAF.1
TAF.0
A
0
NAME AND DESCRIPTION
NAME AND DESCRIPTION
International Bit.
Frame Alignment Signal Bit.
Frame Alignment Signal Bit.
Frame Alignment Signal Bit.
Frame Alignment Signal Bit.
Frame Alignment Signal Bit.
Frame Alignment Signal Bit.
Frame Alignment Signal Bit.
International Bit.
Frame Non-Alignment Signal Bit.
Remote Alarm (used to transmit the alarm).
Additional Bit 4.
Additional Bit 5.
Additional Bit 6.
Additional Bit 7.
Additional Bit 8.
Sa4
1
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Sa5
1
Sa6
0
Sa7
1
(LSB)
(LSB)
Sa8
1