User guide

A-2 AT8910/AT8940
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A.3 RJ45 Serial Port (J5, J9 & J13)
A.4 USB SSD Connectors(J2 & J6)
A.5 SFP+ Connectors(X1, X2, X3 & X4)
Signal Pin Pin Signal
RTS 1 5 GND
DTR 2 6 RX#
TX# 3 7 DSR
GND 4 8 CTS
Signal Pin Pin Signal
VCC 1 6 N.C.
N.C. 2 7 GND
USB_DATA- 3 8 N.C.
N.C. 4 9 N.C. (Key)
USB_DATA+ 5 10 N.C.
Signal Pin Pin Signal
VeeT 1 11 VeeR
TX_Fault 2 12 RD-
TX_Disable 3 13 RD+
SDA 4 14 VeeR
SCL 5 15 VccR
MOD-ABS 6 16 VccT
Rate_ Select_0 7 17 VeeT
RX_LOS 8 18 TD+
Rate_Select_1 9 19 TD-
VeeR 10 20 VeeT