PEF22827EL-V11 Lantiq, PEF22827EL-V11 Datasheet - Page 227

• Manufacturer Part Number: PEF22827EL-V11
• Manufacturer: Lantiq

Specifications of PEF22827EL-V11

• Lead Free Status / RoHS Status: Supplier Unconfirmed

Field
ADD_FILT
BSEN
ABP
AFC
Res
10.13.2
The BPCNTL1,
contain parameters that control back pressure and inter packet gap (IPG) handling.
IPG_FINE in this register defines the length of the IPG during transmission of normal
packets as: 16
BPCNTL1
MII Back Pressure Control Register 1(8D41
Field
IPG_FINE
Res
Preliminary Data Sheet
7
IPG_FINE
rw
MII Back Pressure Control Register 1 (BPCNTL1)
6
Bits Typ
4
3
2
1
0
Bits Typ
7:6
6
(IPG_LENGTH
BPCNTL2
e
rw
rw
rw
rw
rw
e
rw
rw
5
Description
Address Filtering Enable
0
1
Back Signaling Enable
0
1
Automatic Back Pressure Enable
0
1
Automatic Flow Control Enable
0
1
Reserved
Description
IPG Length During Transmission of Normal Packets
Reserved
and
B
B
B
B
B
B
B
B
BPCNTL3
1)
Address filtering disabled.
Address filtering enabled.
Back signaling disabled.
Back signaling enabled.
Turn back pressure off or on by changing
(bit 7) in the
Back pressure turned off or on automatically in MAC
mode, according to the speed and duplex mode.
Turn flow control off or on by changing bit 7
(FLOW_EN) in the
Flow control turned off or on automatically.
4
IPG_FINE bit times
227
registers at 8D41
H
)
BPCNTL3
3
Res
rw
FLOWCTL
register at 8D43
2
H
:8D43
register at 8D44
Rev. 1.1, 2005-01-30
Reset Value: 00
1
H
, respectively,
VDSL6100i
H
PEF 22827
.
BPEN
0
H
.
H