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Contact
MII Signal
1
+5 V
2
MDIO
3
MDC
4
RXD<3>
5
RXD<2>
6
RXD<1>
7
RXD<0>
8
RX_DV
9
RX_CLK
10
RX_ER
11
NOT USED
12
TX_CLK
13
TX_EN
14
TXD<0>
15
TXD<1>
16
TXD<2>
17
TXD<3>
18
COL
19
CRS
60
MII Connector Pin Assignment
Signal Name
Contact
Voltage
21
MAC Data
22
Input Output
MAC Data
23
Clock
Receive Data
24
3 bit
Receive Data
25
2 bit
Receive Data
26
1 bit
Receive Data
27
0 bit
Receive Data
28
Valid
Receive
29
Clock
Receive Error
30
Not Used
31
Transmit
32
Clock
Transmit
33
Enable
Transmit Data
34
0 bit
Transmit Data
35
1 bit
Transmit Data
36
2 bit
Transmit Data
37
3 bit
Collision
38
Carry Sense
39
MII Signal
Signal Name
+5 V
Voltage
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
---
Ground
Cables and Connectors
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