Kontron COMe Eval Carrier QorIQ - Manual (Page 22)

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Quick Start Guide
COME-QEC-1
SerDes transmit-
ter differential
pair, Lane 2 SERDES_TX12+ SLOT3_SD_TX[2]+ 23 23 GND Ground
SERDES_TX12- SLOT3_SD_TX[2]- 24 24 GND Ground
Ground GND 25 25 SLOT3_SD_RX[2]+ SERDES_RX12+ SerDes receiver
differential pair,
Lane 2
Ground GND 26 26 SLOT3_SD_RX[2]- SERDES_RX12-
SerDes transmit-
ter differential
pair, Lane 3 SERDES_TX13+ SLOT3_SD_TX[3]+ 27 27 GND Ground
SERDES_TX13- SLOT3_SD_TX[3]- 28 28 GND Ground
Ground GND 29 29 SLOT3_SD_RX[3]+ SERDES_RX13+ SerDes receiver
differential pair,
Lane 3
Not connected NC 30 30 SLOT3_SD_RX[3]- SERDES_RX13-
Not connected NC 31 31 GND Ground
Ground GND 32 32 NC Not connected
Table 8: SLOT 3 Connector J19 Pinout (Continued)
COMMENT
COM EXPRESS
CONNECTION
SIGNAL
PIN SIDE
SIGNAL
COM EXPRESS
CONNECTION
COMMENT
B A