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(Advance Version)
IP178A
PIN Description (continued)
Pin no.
Label
Type
Description
Advance operation parameter setting of switch
156
P6_7_HIGH
IPL/O Port6 port7 are set to be high priority port
Packets received from port6 or port7 are handled as high priority packets if the
function is enabled.
1: enable,
0: disabled (default)
It is an input signal during reset and its value is latched at the end of reset to set
high priority port. It is link LED of port 0 after reset if LED direct mode is
selected.
155
COS_EN
IPL/O Class of service enable
Packets with high priority tag are handled as high priority packets if the function
is enabled.
1: enable,
0: disabled (default)
It is an input signal during reset and its value is latched at the end of reset to set
CoS. It is link LED of port 1 after reset if LED direct mode is selected.
115
VLAN_ON
IPL/O VLAN enable
Enable a specified configuration of port base VLAN. It is an input signal during
reset and its value is latched at the end of reset to set VLAN. It is full duplex
LED of port 3 after reset if LED direct mode is selected.
0: disabled (default),
1: enable
IP178A are separated into 7 VLANs if this function is enabled. The VLAN group
is as follows,
VLAN 1: port0, port 7
VLAN 2: port 1, port 7
VLAN 3: port 2, port 7
VLAN 4: port 3, port 7
VLAN 5: port 4, port 7
VLAN 6: port 5, port 7
VLAN 7: port 6, port 7
The configuration can be updated by programming EEPROM register. Please
refer to EEPROM register 07h~0Ah for detail information.
Preliminary, Specification subject to change without notice 13
IP178A-DS-P05
Sep. 09, 2002
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