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Q7B300 Qseven Module Development Board
26
Board and Pin Assignments
2.5.19
PCI-Express x1 Slots (CN32~CN34)
The Q7B300 supports up to four PCI-Express x1: PCIe 0~3. The PCIe 0 is routed to
CN25, and the PCIe 1~3 are routed to CN32~CN34.
Pin
Signal
Pin
Signal
B1
+12V
A1
PRSNT1#
B2
+12V
A2
+12V
B3
+12V
A3
+12V
B4
GND
A4
GND
B5
SMCLK
A5
JTAG2
B6
SMDAT
A6
JTAG3
B7
GND
A7
JTAG4
B8
+3.3V
A8
JTAG5
B9
JTAG1
A9
+3.3V
B10
3.3Vaux
A10
+3.3V
B11
WAKE#
A11
PWRGD
KEY
KEY
B12
RSVD
A12
GND
B13
GND
A13
B14
A14
REFCLK-
B15
PCIE_TX-
A15
GND
B16
GND
A16
B17
PRSNT2#
A17
PCIE_RX-
B18
GND
A18
GND
A18
A1
B18
B1