ML505/ML506/ML507 Evaluation Platform
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45
UG347 (v3.1.1) October 7, 2009
Detailed Description
R
Table 1-27:
Configuration for SFP Module Control and Status Signals
SFP Control/Status Signal
Board Connection
SFP TX FAULT
Test Point TP20
•
High = Fault
•
Low = Normal Operation
SFP TX DISABLE
Jumper J82
•
Jumper Off = SFP Enabled
•
Jumper On = SFP Disabled
SFP MOD DETECT
Test Point TP21
•
High = Module Not Present
•
Low = Module Present
SFP RT SEL
Jumper J81
•
Jumper Off = Full Bandwidth
•
Jumper On = Reduced Bandwidth
SFP LOS
Test Point TP22
•
High = Loss of Receiver Signal
•
Low = Normal Operation
LED DS40
•
LED Off = Loss of Receiver Signal
•
LED On = Normal Operation
Table 1-28:
SFP Module Connections
SFP Signal
FPGA Pin (U1)
Description
CLKBUF_Q0_P
H4
AC-coupled, LVDS, GTP REFCLK pair.
CLKBUF_Q0_N
H3
SFP_RX_P
G1
Receive pair.
•
ML505/ML506: GTP0 of GTP_X0Y4
•
ML507: GTX0 of
GTX_X0Y5
SFP_RX_N
H1
SFP_TX_P
F2
Transmit pair.
•
ML505/ML506: GTP0 of GTP_X0Y4
•
ML507: GTX0 of
GTX_X0Y5
SFP_TX_N
G2
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