Ethernet Mac; Rs232 - Alpha Data ADM-XRC-II Pro Hardware Manual

9.5.3

Ethernet MAC

All of these signals use VCCFPIO signalling levels. The VCCO selected by the jumper on the XRC-II/XPL
Bank
9.5.4

RS232

Bank
Page 23 of 29
should match the IOSTANDARD for these pins.
FPGA
Pin
1 H20
1 G20
1 F15
1 E15
1 C19
0 G22
0 F22
1 D19
0 E28
0 F28
0 C29
0 C28
0 J22
0 K22
0 L27
0 K27
1 E13
1 F13
1 K13
1 J13
O-PD
O-ST Output with 25R source resistor
FPGA
Pin
0 C30
0 D30
0 M26
0 M25
The header pin-out is show below.
Signal
GND
GND
POL
GND
GND
XRM-ETH
Samtec MAC Signal
62
64
66
68
90
97
99
92
94
96
98
100
102
104
106
107
18
20
26
28
Key
I Input
O Output
Output with 2K pulldown
XRM-ETH
Samtec J4 Header
122
124
126
128
Pin Samtec
2 1
4 3
6 5
8 7
10 9
ADM-XP
Comment
RXC O-ST
TXC O-ST
PD I
TXER I
RXDV O-PD
RXD3 O-PD
RXD2 O-PD
RXD1 O-PD
RXD0 O-PD
TXEN I
TXD0 I
TXD1 I
TXD2 I
TXD3 I
COL O-PD
CRS O-PD
MDC I-PU
MDIO IO-PU
RST_N I-PU
RXER O
Signal
1 TX0
3 RX0
7 TX1
9 RX1
Signal
TX0
RX0
NC
TX1
RX1
ADM-XR-IIPro User Manual
User Manual
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