參數(shù)資料
型號: IP175C-DS-R10
廠商: Electronic Theatre Controls, Inc.
英文描述: 5 Port 10/100 Ethernet Integrated Switch
中文描述: 5端口10/100以太網(wǎng)集成開關
文件頁數(shù): 36/111頁
文件大小: 679K
代理商: IP175C-DS-R10
IP175C/IP175C LF/IP175CH/IP175CH LF
Data Sheet
2.6
MII/RMII
IP175C/IP175CH supports three MII/RMII ports. The block diagram and detail configuration are shown
below. It is noted that MII2 and MII1 MAC mode can’t be enabled at the same time. That is, user should
not use MII2 if pin 54 MII1_PHY_MOD is pulled low.
Access Point /
HomePNA/
VOIP
MAC 0
MAC 1
MAC 2
MAC 3
MAC 4
MAC 5
PHY 0
PHY 1
PHY 2
PHY 3
PHY 4
MII0 / RMII0
MII2 / RMII2
MII1 / RMII1
TP
CPU
Switch Engine
I/F
mode
Int
ext p4ext
mii1
_dis
mii2
_en
p4mii
_sni
rmii_
en
mii0_mac
_mod
mii1_phy
_mode
mii2_mac
_mod
MII0
MII
MII
RMII MAC
SNI PHY mode MAC5 MAC
SNI MAC mode MAC5 PHY
MII1
MII PHY mode PHY4 MAC
MII MAC mode MAC4 PHY
RMII PHY mode PHY4 MAC
RMII MAC mode MAC4 PHY
MII2
MII PHY mode MAC4 MAC
MII MAC mode MAC4 PHY
RMII
MAC
PHY mode MAC5 MAC
MAC mode MAC5 PHY
MAC5 Note1
1
1
1
1
1
X
X
X
X
X
X
X
X
X
X
0
0
0
1
1
0
0
1
0
0
0
1
X
0
1
X
X
X
X
X
X
X
X
X
X
1
1
1
1
0
0
0
0
X
0
X
0
X
X
X
X
0
0
1
1
X
X
X
X
1
0
1
0
X
X
X
X
1
1
1
X
X
X
1
1
1
X
X
X
0
0
1
X
X
X
X
X
X
0
1
X
MAC4 Note1
Note1:
The port can be connected to an external PHY or MAC device.
Note2:
All ports are configured as MII/RMII by pin 113 RMII_EN. Each port can be configured as
MII/RMII by programming MII register 31.5[10:8].
Note3:
RMII_EN takes precedence of P4MII_SNI.
Abbreviation:
I/F: the type of interface
Mode: the port works as a MAC or a PHY
Int: the internal block to which the MII port is connected
Ext: the external device to which the MII port is connected
MAC4: the port 4 of switch engine
MAC5: the port 5 of switch engine
PHY4: the port 4 of PHY
Copyright
2004, IC Plus Corp.
Mar 09, 2007
36/111
IP175C/IP175CH-DS-R14
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