参数资料
型号: IP178CH
厂商: Electronic Theatre Controls, Inc.
英文描述: 8 Port 10/100 Ethernet Integrated Switch
中文描述: 8端口10/100以太网集成开关
文件页数: 25/91页
文件大小: 1244K
代理商: IP178CH
IP178C
Preliminary Data Sheet
Pin description
(continued)
Copyright
2004, IC Plus Corp.
25/91
October 27, 2005
IP178C-DS-R09
Pin no.
RMII interface
(Pin 53 EXTMII_EN =1, pin104 MII_MAC=0 and Pin72 RMII_MII =1)
76
RMII_CLK_OUT
O
56
RMII_CLK_IN
IPH2 RMII reference clock input
87,86
TXD0, TXD1
IPL1
Label
Type
Description
RMII reference clock source
RMII transmit data
It is sampled at the rising edge of RMII_CLK_IN.
IPH2 RMII transmit enable
It is used to frame TXD [1:0]. It is sampled at the rising edge of
RMII_CLK_IN.
IPH1/
O
It is used to frame RXD [1:0]. It is sent out at the rising edge of
RMII_CLK_IN.
IPL1/
O
It is sent out at the rising edge of RMII_CLK_IN.
80
TXEN
75
RXDV
RMII receive data valid
79, 78
RXD0, RXD1
RMII receive data
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