pxb4219 Infineon Technologies Corporation, pxb4219 Datasheet - Page 164

• Manufacturer Part Number: pxb4219
• Description: Iwe8 Interworking Element For 8 E1/t1 Lines
• Manufacturer: Infineon Technologies Corporation

7.11
Read/write Address 00011
Reset value: 0000
t
tslp
tulp
tdlp
vci_flt_ulp
vci_val_ulp
Note: Transparent loop: Data is looped and forwarded.
Note: For ATM ports with upstream UTOPIA loopback (pcfN[p_atm] = 1 and
Data Sheet
tulp
15
7
Non-transparent loop: Data is looped.
pcfN[p_ulp] = 1), all cells are looped regardless of their VCI value. The vci_flt_ulp
and vci_val_ulp[4:0] bits are don’t care.
Loopback Control Register (lpbc)
tdlp
Transparent serial loop
0 =
1 =
Transparent upstream UTOPIA loop
X =
0 =
1 =
Transparent downstream UTOPIA loop
0 =
1 =
VCI filter enable for upstream UTOPIA loop
0 =
1 =
5 LSB of the VCI value (i.e. channel number) to be looped on upstream
UTOPIA loop
H
When pcfN[p_atm] = 1
Non-transparent
Transparent
Non-transparent
Transparent
Non-transparent
Transparent
Disabled (all VCIs are looped)
Enabled (VCI selected by vci_val_ulp is looped)
vci_flt_
ulp
H
Not used
164
PXB4219 / PXB4220 / PXB4221
vci_val_ulp[4:0]
Register Description
2002-05-06
tslp
8
0