4
Connectors and Features
4.1
COM Express A - B Connector
Table 3
Module Type 6 Connector Pinout—Rows A and B
Pin
Row A
A1
GND (FIXED)
A2
GBE0_MDI3-
A3
GBE0_MDI3+
A4
GBE0_LINK_MID#
A5
GBE0_LINK_MAX#
A6
GBE0_MDI2-
A7
GBE0_MDI2+
A8
GBE0_LINK#
A9
GBE0_MDI1-
A10
GBE0_MDI1+
A11
GND (FIXED)
A12
GBE0_MDI0-
A13
GBE0_MDI0+
A14
GBE0_CTREF
A15
SUS_S3#
A16
SATA0_TX+
A17
SATA0_TX-
A18
SUS_S4#
A19
SATA0_RX+
A20
SATA0_RX-
A21
GND (FIXED)
A22
SATA2_TX+
A23
SATA2_TX-
A24
SUS_S5#
A25
SATA2_RX+
A26
SATA2_RX-
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Pin
Row B
B1
GND (FIXED)
B2
GBE0_ACT#
B3
LPC_FRAME# (ESPI_CS0#
)
1
B4
LPC_AD0 (ESPI_IO_0
1
)
B5
LPC_AD1 (ESPI_IO_1
)
1
B6
LPC_AD2 (ESPI_IO_2
)
1
B7
LPC_AD3 (ESPI_IO_3
1
)
B8
LPC_DRQ0# (ESPI_ALERT0#
)
1
B9
LPC_DRQ1# (ESPI_ALERT1#
1
)
B10
LPC_CLK (ESPI_CK
)
1
B11
GND (FIXED)
B12
PWRBTN#
B13
SMB_CK
B14
SMB_DAT
B15
SMB_ALERT#
B16
SATA1_TX+
B17
SATA1_TX-
B18
SUS_STAT# (ESPI_RST#
)
1
B19
SATA1_RX+
B20
SATA1_RX-
B21
GND (FIXED)
B22
SATA3_TX+
B23
SATA3_TX-
B24
PWR_OK
B25
SATA3_RX+
B26
SATA3_RX-
Pin
Row A
A56
PCIE_TX4-
A57
GND
A58
PCIE_TX3+
A59
PCIE_TX3-
A60
GND (FIXED)
A61
PCIE_TX2+
A62
PCIE_TX2-
A63
GPI1
A64
PCIE_TX1+
A65
PCIE_TX1-
A66
GND
A67
GPI2
A68
PCIE_TX0+
A69
PCIE_TX0-
A70
GND (FIXED)
A71
eDP_TX2+/LVDS_A0+
A72
eDP_TX2-/LVDS_A0-
A73
eDP_TX1+/LVDS_A1+
A74
eDP_TX1-/LVDS_A1-
A75
eDP_TX0+/LVDS_A2+
A76
eDP_TX0-/LVDS_A2-
A77
eDP_VDD_EN/LVDS_VDD_EN B77
A78
LVDS_A3+
A79
LVDS_A3-
A80
GND (FIXED)
A81
eDP_TX3+/LVDS_A_CK+
TEVA31_m001
Pin
Row B
B56
PCIE_RX4-
B57
GPO2
B58
PCIE_RX3+
B59
PCIE_RX3-
B60
GND (FIXED)
B61
PCIE_RX2+
B62
PCIE_RX2-
B63
GPO3
B64
PCIE_RX1+
B65
PCIE_RX1-
B66
WAKE0#
B67
WAKE1#
B68
PCIE_RX0+
B69
PCIE_RX0-
B70
GND (FIXED)
B71
LVDS_B0+
B72
LVDS_B0-
B73
LVDS_B1+
B74
LVDS_B1-
B75
LVDS_B2+
B76
LVDS_B2-
LVDS_B3+
B78
LVDS_B3-
B79
eDP_BKLT_EN/LVDS_BKLT_EN
B80
GND (FIXED)
B81
LVDS_B_CK+
17/62
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