Com express connector 2 (cn1b) – Avalue ESM-QM87 User Manual
Page 28
ESM-QM87
28 ESM-QM87 Quick Installation Guide
2.4.3 COM Express Connector 2 (CN1B)
Signal
PIN PIN
Signal
GND
C1
D1
GND
GND
C2
D2
GND
USB_SSRX0-
C3
D3
USB_SSTX0-
USB_SSRX0+
C4
D4
USB_SSTX0+
GND
C5
D5
GND
USB_SSRX1-
C6
D6
USB_SSTX1-
USB_SSRX1+
C7
D7
USB_SSTX1+
GND
C8
D8
GND
USB_SSRX2-
C9
D9
USB_SSTX2-
USB_SSRX2+ C10 D10
USB_SSTX2+
GND
C11 D11
GND
USB_SSRX3-
C12 D12
USB_SSTX3-
USB_SSRX3+ C13 D13
USB_SSTX3+
GND
C14 D14
GND
NC
C15 D15 DDI1_CTRLCLK_AUX+
NC
C16 D16 DDI1_CTRLDATA_AUX-
RSVD5
C17 D17
NC
RSVD6
C18 D18
NC
PCIE_RX6+
C19 D19
PCIE_TX6+
PCIE_RX6-
C20 D20
PCIE_TX6-
GND
C21 D21
GND
NC
C22 D22
NC
NC
C23 D23
NC
DDI1_HPD
C24 D24
NC
NC
C25 D25
NC
NC
C26 D26
DDI1_PAIR0+
NC
C27 D27
DDI1_PAIR0-
NC
C28 D28
NC
NC
C29 D29
DDI1_PAIR1+
NC
C30 D30
DDI1_PAIR1-
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