PEF24911HV22XP Lantiq, PEF24911HV22XP Datasheet - Page 92

• Manufacturer Part Number: PEF24911HV22XP
• Manufacturer: Lantiq

Specifications of PEF24911HV22XP

• Control Interface: HDLC
• Lead Free Status / Rohs Status: Supplier Unconfirmed

4.3.6
When U is already active, the S-interface can be activated either by the exchange or by
the terminal. The first case is described here, the second in the next section.
•
Figure 33
The S-interface is activated from the exchange with the command “AR”. Bit “UOA”
changes to (1) requesting S-interface activation.
Data Sheet
INFO 0
INFO 0
INFO 2
INFO 3
INFO 4
S/T
Activation Initiated by LT with U Active
S-Transceiver
LT Initiated Activation with U-Interface Active
IOM - 2
AI
DC
AR
AR
NT
DI
AI
R
U-Transceiver
SL3T act = 0 dea = 1 uoa = 0
SL3T act = 0 dea = 1 uoa = 1
SL3T act = 1 dea = 1 uoa = 1
SN3 act = 0 sai = 0
SN3 act = 0 sai = 1
U - Reference Point
SN3 act = 1 sai = 1
82
SN3T
SL3T
DFE-Q V2.1
Operational Description
IOM - 2
DC / UAR
UAI
UAI
AR
AR
AI
LT
R
actbyLT_uactiv_2b1q.emf
Controller
Layer-1
PEF 24911
2001-07-16