adm6999ux Infineon Technologies Corporation, adm6999ux Datasheet - Page 34

• Manufacturer Part Number: adm6999ux
• Description: Adm6999u 9 Port 10/100 Mb/s Single Chip Ethernet Switch Controller
• Manufacturer: Infineon Technologies Corporation

Configuration Registers
Register 0x09h bit5 is not effective on disable port. User can disable port by VLAN.
PCR_0
Port Configuration Register 0
Field
ANE
SI
ID
PBPN
EN
TOS
PD
Data Sheet
Bits
15
14
13:10
9:8
7
6
5
Type
rw
rw
rw
rw
rw
rw
rw
Description
Auto MDIX Enable
Hardware Reset latch value EECK can set global Auto MDIX function. If
hardware pin set all port at Auto MDIX then this bit is useless. If hardware
pin set chip at non Auto MDIX then this bit can set each port at Auto
MDIX.
0
1
Select FX Interface
Port7 TX/FX can set by hardware Reset latch value P7FX. If hardware pin
set Port7 as FX then this bit is useless. If hardware pin set Port7 as TX
then this pin can set Port7 as FX or TX.
0
1
Port VLAN ID
Check Register 28
Port Base Priority Number
From 1~0 mapping to Q1~Q0. Default 0.
Enable Port Based Priority
If this bit turn on then ADM6999U/UX will not check TOS or VLAN as
priority reference. ADM6999U/UX will check port base priority only.
ADM6999U/UX default is bypass mode which checks port base priority
only. If users want check VLAN tag priority then must set chip at Tag
mode. See 11
0
1
TOS Over VLAN Priority
Define ADM6999U/UX priority source when VLAN & TOS existed in the
packet.
0
1
Port Disable
Not include Expansion port. Expansion port disable can be done by VLAN
separation.
0
1
B
B
B
B
B
B
B
B
B
B
D, disable, default
E, enable
TP, TP mode, default
FX, FX mode
, Disable, default
, Enable
, VLAN priority level higher than TOS, default
, TOS priority level higher than VLAN
, enable port, default
, disable port
Offset
H
01
.
34
H
H
~2C
H
for other PVID[11:4]. Default 1.
Rev. 1.42, 2005-11-25
ADM6999U/UX
Data Sheet
Descriptions
Reset Value
040F
H