DM8603EP DAVICOM [Davicom Semiconductor, Inc.], DM8603EP Datasheet - Page 11

• Manufacturer Part Number: DM8603EP
• Description: 10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
• Manufacturer: DAVICOM [Davicom Semiconductor, Inc.]

5. Pin Description
5.1 P2 MII / Reduce MII / Reverse MII
5.1.1 MII
5.1.2 Reduce MII
Preliminary datasheet
DM8603-12-DS-P01
November 8, 2010
I = Input,
# = Asserted Low
Pin No.
Pin No.
14
14
10
12
15
17
18
19
20
21
22
24
25
10
12
15
17
18
19
20
21
22
24
25
2
3
5
6
7
9
2
3
5
6
7
9
PHY_MDC
PHY_MDIO
P2_TXD3
P2_TXD2
P2_TXD1
P2_TXD0
P2_TXE
P2_TXC
P2_TXER
P2_CRS
P2_COL
P2_RXER
P2_RXC
P2_RXDV
P2_RXD3
P2_RXD2
P2_RXD1
P2_RXD0
PHY_MDC
PHY_MDIO
P2_TXD3
P2_TXD2
P2_TXD1
P2_TXD0
P2_TXE
P2_TXC
P2_TXER
P2_CRS
P2_COL
P2_RXER
P2_RXC
P2_RXDV
P2_RXD3
P2_RXD2
P2_RXD1
P2_RXD0
Pin Name
Pin Name
O = Output,
PD=internal pull-low (about 50K Ohm)
10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
O,PD
O,PD
O,PD
O,PD
O,PD
O,PD
O,PD
O,PD
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
I
I
I
I
I
I
I
I
I
I
I
I/O = Input / Output,
MII Serial Management Data Clock
MII Serial Management Data
Port 2 MII Transmit Data
4-bit nibble data outputs (synchronous to the P2_TXC)
Port 2 MII Transmit Enable
Port 2 MII Transmit Clock
Port 2 MII Transmit Error
Port 2 MII Carrier Sense
Port 2 MII Collision Detect
Port 2 MII Receive Error
Port 2 MII Receive Clock
Port 2 MII Receive Data Valid
Port 2 MII Receive Data
4-bit nibble data input (synchronous to P2_RXC)
MII Serial Management Data Clock
MII Serial Management Data
Not Used
Port 2 RMII Transmit Data
Port 2 RMII Transmit Enable
50MHz Clock Output
Not Used
Port 2 RMII CRS_DV
Not Used, tie to ground in application
Not Used, tie to ground in application
Port 2 RMII 50MHz Reference Clock Input
Not Used, tie to ground in application
Not Used, tie to ground in application
Port 2 RMII Receive Data
O/D = Open Drain,
Description
Description
P = Power,
DM8603
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