Kontron COMe Eval Carrier QorIQ User Manual
Page 24
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24
Quick Start Guide
COME-QEC-1
SerDes transmit-
ter differential
pair, Lane 2
SERDES_TX16+ SLOT4_SD_TX[2]+
23
23 GND
Ground
SERDES_TX16- SLOT4_SD_TX[2]-
24
24 GND
Ground
Ground
GND
25
25 SLOT4_SD_RX[2]+
SERDES_RX16+ SerDes receiver
differential pair,
Lane 2
Ground
GND
26
26 SLOT4_SD_RX[2]-
SERDES_RX16-
SerDes transmit-
ter differential
pair, Lane 3
SERDES_TX17+ SLOT4_SD_TX[3]+
27
27 GND
Ground
SERDES_TX17- SLOT4_SD_TX[3]-
28
28 GND
Ground
Ground
GND
29
29 SLOT4_SD_RX[3]+
SERDES_RX17+ SerDes receiver
differential pair,
Lane 3
Not connected
NC
30
30 SLOT4_SD_RX[3]-
SERDES_RX17-
Not connected
NC
31
31 GND
Ground
Ground
GND
32
32 NC
Not connected
Table 9: SLOT 4 Connector J20 Pinout (Continued)
COMMENT
COM EXPRESS
CONNECTION
SIGNAL
PIN SIDE
SIGNAL
COM EXPRESS
CONNECTION
COMMENT
B
A
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