ip1718lf ETC-unknow, ip1718lf Datasheet - Page 10

• Manufacturer Part Number: ip1718lf
• Description: 18-port 10/100mbps Smart Switch Controller
• Manufacturer: ETC-unknow

Pin description
Note:
1. All the trapped pins are latched upon reset and are pulled down or pulled up by a 50K resistor inside
2. The designer can connect a 4.7K ohms resistor to set these pins to “1” or “0” to change the default
3. The content of an EEPROM will override the pin setting.
Copyright © 2003, IC Plus Corp.
Power On setting. These pins will be latched upon reset (continued)
41
43
47, 45
54
59
61
63
108,107,94,93,
92,91
109,110
50, 26, 126
state.
Pin No.
the chip.
AGING_OFF
HOME_VLAN_EN
TRUNK_0_ON[1:0]
BPDU_BCST_OFF
TAG_PRI_ON
IP_PRI_ON
FAST_TEST_MODE IL, PD Reserved for IC test.
PORT_PRI_ON[5:0]
WRR_RATIO_SET[1:0] IL, PD The ratio of the packet number for the weighted round
DELAY_SSSMII[2:0]
(continued)
Label
IL, PD Disable the MAC address table aging function
IL, PD 1: Enable the home VLAN setting :
IL, PD The trunk group 0 setting:
IL, PD Filter the packet with MAC destination address
IL, PD Enable 802.1Q TAG priority function of all ports
IL, PD Enable IP TOS/DS priority function of all ports
IL, PD Enable port base high priority function of port 1~ port 6
IL, PD The delay time of SS-SMII transmit data
Type
1: Disable; 0: Enable (Default)
Port 1 ~ Port16 are all individual VLAN shared with 2
MII ports. For example, Port 1, port 17 and port 18 form
a VLAN group, etc.
1: Enable; 0: Disable (Default)
01-80-c2-00-00-03~01-80-c2-00-00-0F
0 : Broadcast (Default)
1 : Filter
1:Enable; 0: Disable (Default)
1: Enable; 0: Disable (Default)
1: Enable; 0: Disable (Default)
robin. The switch engine handles both priority queues
based on the ratio of the packet number defined below.
When these bits are set to “00”, the CoS priority will be void.
10/33
00 : First in first out (Default)
01 : 2/1
10 : 4/1
11 : 8/1
delay_sssmii[0] : port 1~ port 8
delay_sssmii[1] : port 9~ port 16
delay_sssmii[2] : reserved
1: 4ns delay; 0: no delay(Default)
00 : no trunk (Default)
01 : port 1, 2 trunk-grouped
10 : port 1, 2, 3 trunk-grouped
11 : port 1, 2, 3, 4 trunk-grouped
Description
Preliminary Data Sheet
IP1718 LF-DS-R05
IP1718 LF
January 27, 2005