4.2
COM Express C - D Connector
Table 4
Module Type 6 Connector Pinout—Rows C and D
Pin
Row C
C1
GND (FIXED)
C2
GND
C3
USB_SSRX0-
C4
USB_SSRX0+
C5
GND
C6
USB_SSRX1-
C7
USB_SSRX1+
C8
GND
C9
USB_SSRX2-
C10
USB_SSRX2+
C11
GND (FIXED)
C12
USB_SSRX3-
C13
USB_SSRX3+
C14
GND
C15
USB4_1_LSTX
C16
USB4_1_LSRX
C17
USB4_RT_ENA
C18
GND
C19
PCIE_RX6+
C20
PCIE_RX6-
C21
GND (FIXED)
C22
PCIE_RX7+
C23
PCIE_RX7-
C24
DDI1_HPD
C25
SML0_CLK
C26
SML0_DAT
C27
SML1_CLK
C28
SML1_DAT
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Pin
Row D
D1
GND (FIXED)
D2
GND
D3
USB_SSTX0-
D4
USB_SSTX0+
D5
GND
D6
USB_SSTX1-
D7
USB_SSTX1+
D8
GND
D9
USB_SSTX2-
D10
USB_SSTX2+
D11
GND (FIXED)
D12
USB_SSTX3-
D13
USB_SSTX3+
D14
GND
D15
DDI1_CTRLCLK_AUX+/USB4_1_AUX+
D16
DDI1_CTRLDATA_AUX- /USB4_1_AUX-
D17
USB4_PD_I2C_ALERT#
D18
PMCALERT#
D19
PCIE_TX6+
D20
PCIE_TX6-
D21
GND (FIXED)
D22
PCIE_TX7+
D23
PCIE_TX7-
D24
GND
D25
GND
D26
DDI1_PAIR0+ /
USB4_1_SSTX0+
D27
DDI1_PAIR0- /
USB4_1_SSTX0-
D28
GND
Pin
Row C
C56
PEG_RX1-
C57
TYPE1#
C58
PEG_RX2+
C59
PEG_RX2-
C60
GND (FIXED)
C61
PEG_RX3+
C62
PEG_RX3-
C63
GND
C64
GND
C65
PEG_RX4+
C66
PEG_RX4-
C67
RAPID_SHUTDOWN
C68
PEG_RX5+
C69
PEG_RX5-
C70
GND (FIXED)
C71
PEG_RX6+
C72
PEG_RX6-
C73
GND
C74
PEG_RX7+
C75
PEG_RX7-
C76
GND
C77
GND
C78
PEG_RX8+
C79
PEG_RX8-
C80
GND (FIXED)
C81
PEG_RX9+
C82
PEG_RX9-
C83
GND
TEVA31_m001
Pin
Row D
D56
PEG_TX1-
D57
TYPE2#
D58
PEG_TX2+
D59
PEG_TX2-
D60
GND (FIXED)
D61
PEG_TX3+
D62
PEG_TX3-
D63
GND
D64
GND
D65
PEG_TX4+
D66
PEG_TX4-
D67
GND
D68
PEG_TX5+
D69
PEG_TX5-
D70
GND (FIXED)
D71
PEG_TX6+
D72
PEG_TX6-
D73
GND
D74
PEG_TX7+
D75
PEG_TX7-
D76
GND
D77
GND
D78
PEG_TX8+
D79
PEG_TX8-
D80
GND (FIXED)
D81
PEG_TX9+
D82
PEG_TX9-
D83
GND
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