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DM9013 Datasheet(PDF) 14 Page - Davicom Semiconductor, Inc.

Part # DM9013
Description  10/100 Mbps 3-port Ethernet Switch Controller with General Processor Interface
PDF  75 Pages
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Manufacturer  DAVICOM [Davicom Semiconductor, Inc.]
Direct Link  http://www.davicom.com.tw
Logo DAVICOM - Davicom Semiconductor, Inc.

DM9013 Datasheet(HTML) 14 Page - Davicom Semiconductor, Inc.

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DM9013
3-port switch with Processor Interface
14
Preliminary datasheet
DM9013-15-DS-P03
April 9, 2009
68
RXC2
I
Port 2 MII Receive Clock
70
RXDV2
I
Port 2 MII Receive Data Valid
71,72,73,74
RXD2_3~0
I
Port 2 MII Receive Data
4-bit nibble data input (synchronous to RXC2)
5.3.2 RMII Interfaces
Pin No.
Pin Name
I/O
Description
55
MDC
O,PD MII Serial Management Data Clock
56
MDIO
I/O
MII Serial Management Data
58,59
TXD2_3~2
O,PD Reserved
60,61
TXD2_1~0
O,PD RMII Transmit Data
63
TXE2
O,PD RMII Transmit Enable.
64
TXC2
O
Reserved
65
CRS2
I
RMII CRS_DV
66
COL2
I
Reserved, tie to ground in application.
67
RXER2
I
Reserved, tie to ground in application.
68
RXC2
I
50MHz reference clock.
70
RXDV2
I
Reserved, tie to ground in application.
71,72
RXD2_3~2
I
Reserved, tie to ground in application.
73,74
RXD2_1~0
I
RMII Receive Data.
5.3.3 Reverse MII Interfaces
Pin No.
Pin Name
I/O
Description
55
MDC
O,PD Reserved
56
MDIO
I/O
Reserved
58,59,60,61
TXD2_3~0
O,PD Port 2 MII Transmit Data
4-bit nibble data outputs (synchronous to the TXC2)
63
TXE2
O,PD Port 2 MII Transmit Enable
64
TXC2
O
25MHz clock output
65
CRS2
O
Port 2 carrier sense output when TXE2 or RXDV2
asserted.
66
COL2
O
Port 2 collision output when TXE2 and RXDV2
asserted.
67
RXER2
I
Port 2 MII Receive Error
68
RXC2
I
Port 2 MII Receive Clock
70
RXDV2
I
Port 2 MII Receive Data Valid
71,72,73,74
RXD2_3~0
I
Port 2 MII Receive Data
4-bit nibble data input (synchronous to RXC2)



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