PSB21150FV14NP Lantiq, PSB21150FV14NP Datasheet - Page 162

• Manufacturer Part Number: PSB21150FV14NP
• Manufacturer: Lantiq

Specifications of PSB21150FV14NP

• Number Of Line Interfaces: 1
• Control Interface: HDLC
• Lead Free Status / Rohs Status: Not Compliant

3.10
The IPAC-X provides test and diagnostic functions for the S-interface, the D-channel and
each of the two B-channels:
• Digital loop via TLP (Test Loop, TMD and TMB registers) command bit
Figure 87
• Test of layer-2 functions while disabling all layer-1 functions and pins associated with
Data Sheet
The TX path of layer 2 is internally connected with the RX path of layer 2. The output
from layer 1 (S/T) on DD is ignored. This is used for testing IPAC-X functionality
excluding layer 1 (loopback between XFIFOx and RFIFOx).
them (including clocking) via bit TR_CONF0.DIS_TR. The HDLC controllers can still
operate via IOM-2. DCL and FSC pins become input.
Test Functions
TMx.TLP = ’0’
Layer 2 Test Loops
162
Description of Functional Blocks
TMx.TLP = ’1’
PSB/PSF 21150
(Figure
2003-01-30
IPAC-X
87):