User manual

Advantech SOM-Express Design Guide
32 Chapter 3 Pin Assignments
3.1 Row A
Table 3.2 Connector A Pin Assignments
Pin Signal I/F I/O P Pin Signal I/F I/O P
A1 GND (FIXED) PWR PWR
*
- A56 PCIE_TX4- PCIE O AC on
A2 GBE0_MDI3- GBE IO VSB3 A57 GND PWR PWR
*
-
A3
GBE0_MDI3+
GBE
IO VSB3 A58
PCIE_TX3+
PCIE O AC on
A4
GBE0_LINK100#
GBE
OD VSB3 A59
PCIE_TX3-
PCIE O AC on
A5
GBE0_LINK1000#
GBE
OD VSB3
A60
GND (FIXED)
PWR PWR
*
-
A6
GBE0_MDI2-
GBE
IO VSB3 A61
PCIE_TX2+
PCIE O AC on
A7
GBE0_MDI2+
GBE
IO VSB3 A62
PCIE_TX2-
PCIE O AC on
A8
GBE0_LINK#
GBE
OD VSB3 A63
GPI1
MISC I VCC3
A9
GBE0_MDI1-
GBE
IO VSB3 A64 PCIE_TX1+ PCIE O AC on
A10
GBE0_MDI1+
GBE
IO VSB3 A65 PCIE_TX1- PCIE O AC on
A11 GND (FIXED) PWR PWR
*
- A66 GND PWR PWR* -
A12
GBE0_MDI0-
GBE
IO VSB3 A67 GPI2 MISC I VCC3
A13
GBE0_MDI0+
GBE
IO VSB3 A68 PCIE_TX0+ PCIE O AC on
A14
GBE0_CTREF
GBE
REF *1 A69 PCIE_TX0- PCIE O AC on
A15 SUS_S3# PSM O VSB3 A70 GND(FIXED) PWR PWR
*
-
A16 SATA0_TX+ SATA O AC on A71 LVDS_A0+ LVDS O -
A17 SATA0_TX- SATA O AC on A72 LVDS_A0- LVDS O -
A18 SUS_S4# PSM O VSB3 A73 LVDS_A1+ LVDS O -
A19 SATA0_RX+ SATA I AC on A74 LVDS_A1- LVDS O -
A20 SATA0_RX- SATA I AC on A75 LVDS_A2+ LVDS O -
A21 GND (FIXED) PWR PWR
*
- A76 LVDS_A2- LVDS O -
A22 SATA2_TX+ SATA O AC on A77 LVDS_VDD_EN LVDS O VCC3
A23 SATA2_TX- SATA O AC on A78 LVDS_A3+ LVDS O -
A24 SUS_S5# PSM O VSB3 A79 LVDS_A3- LVDS O -
A25 SATA2_RX+ SATA I AC on A80 GND(FIXED) PWR PWR
*
A26 SATA2_RX- SATA I AC on A81 LVDS_A_CK+ LVDS O -
A27 BATLOW# PSM I VSB3 A82 LVDS_A_CK- LVDS O -
A28 ATA_ACT# SATA O VCC3 A83 LVDS_I2C_CK LVDS O VCC3
A29 AC_SYNC Audio O VCC3 A84 LVDS_I2C_DAT LVDS IO OD VCC3
A30 AC_RST# Audio O VSB3 A85 GPI3 MISC I VCC3
A31 GND (FIXED) PWR PWR
*
- A86 KBD_RST# MISC I VCC3
A32 AC_BITCLK Audio IO VCC3 A87 KBD_A20GATE MISC I VCC3
A33 AC_SDOUT Audio O VCC3 A88 PCIE0_CK_REF+ PCIE O VCC3
A34 BIOS_DISABLE# MISC I VCC3 A89 PCIE0_CK_REF- PCIE O VCC3
A35 THRMTRIP# PSM O VSB3 A90 GND (FIXED) PWR PWR
*
A36 USB6- USB IO VSB3 A91 RSVD RSVD - -
A37 USB6+ USB IO VSB3 A92 RSVD RSVD - -
A38 USB_6_7_OC# USB I VSB3 A93 GPO0 MISC O VCC3
A39 USB4- USB IO VSB3 A94 RSVD RSVD - -
A40 USB4+ USB IO VSB3 A95 RSVD RSVD - -
A41 GND (FIXED) PWR PWR
*
- A96 GND PWR PWR
*
-
A42 USB2- USB IO VSB3 A97 VCC_12V PWR PWR
*
-
A43 USB2+ USB IO VSB3 A98 VCC_12V PWR PWR
*
-
A44 USB_2_3_OC# USB I VSB3 A99 VCC_12V PWR PWR
*
-
A45 USB0- USB IO VSB3 A100 GND (FIXED) PWR PWR
*
-
A46 USB0+ USB IO VSB3 A101 VCC_12V PWR PWR
*
-
A47 VCC_RTC PWR PWR
*
- A102 VCC_12V PWR PWR
*
-
A48 EXCD0_PERST# EXCD O VCC3 A103 VCC_12V PWR PWR
*
-
A49 EXCD0_CPPE# EXCD I VCC3 A104 VCC_12V PWR PWR
*
-
A50 LPC_SERIRQ LPC IO VCC3 A105 VCC_12V PWR PWR
*
-
A51 GND(FIXED) PWR PWR
*
- A106 VCC_12V PWR PWR
*
-
A52 PCIE_TX5+ PCIE O AC on A107 VCC_12V PWR PWR
*
-
A53 PCIE_TX5- PCIE O AC on A108 VCC_12V PWR PWR
*
-
A54 GPI0 MISC I VCC3 A109 VCC_12V PWR PWR
*
-
A55 PCIE_TX4+ PCIE O AC on A110 GND (FIXED) PWR PWR
*
-