Aerco Brand's Products

Advantech SOM-Express Design Guide

Chapter 3 Pin Assignments 33

3.2 Row B

Table 3.3 Connector B Pin Assignments

Pin Signal I/F I/O P Pin Signal I/F I/O P

B1 GND (FIXED) PWR PWR* - B56 PCIE_RX4- PCIE I AC off

B2 GBE0_ACT# GBE OD VSB3 B57 GPO2 MISC O VCC3

LPC_FRAME#

LPC O

VCC3

B58 PCIE_RX3+ PCIE I AC off

LPC_AD0

LPC

VCC3

B59 PCIE_RX3- PCIE I AC off

LPC_AD1

LPC

VCC3

B60 GND (FIXED) PWR PWR* -

LPC_AD2

LPC

VCC3

B61 PCIE_RX2+ PCIE I AC off

LPC_AD3

LPC

VCC3

B62 PCIE_RX2- PCIE I AC off

LPC_DRQ0#

LPC

VCC3

B63 GPO3 MISC O VCC3

LPC_DRQ1#

LPC

VCC3

B64 PCIE_RX1+ PCIE I AC off

B10

LPC_CLK

LPC

VCC3

B65 PCIE_RX1- PCIE I AC off

B11 GND (FIXED) PWR PWR* - B66 WAKE0# PSM I VSB3

B12 PWRBTN# PSM I VSB3 B67 WAKE1# PSM I VSB3

B13 SMB_CK PSM IO OD VSB3 B68 PCIE_RX0+ PCIE I AC off

B14 SMB_DAT PSM IO OD VSB3 B69 PCIE_RX0- PCIE I AC off

B15 SMB_ALERT# PSM I VSB3 B70 PWR PWR* - PWR

B16 SATA1_TX+ SATA O AC on B71 LVDS_B0+ LVDS O -

B17 SATA1_TX- SATA O AC on B72 LVDS_B0- LVDS O -

B18 SUS_STAT# PSM O VSB3 B73 LVDS_B1+ LVDS O -

B19 SATA1_RX+ SATA I AC on B74 LVDS_B1- LVDS O -

B20 SATA1_RX- SATA I AC on B75 LVDS_B2+ LVDS O -

B21 GND (FIXED) PWR PWR* - B76 LVDS_B2- LVDS O -

B22 SATA3_TX+ SATA O AC on B77 LVDS_B3+ LVDS O -

B23 SATA3_TX- SATA O AC on B78 LVDS_B3- LVDS O -

B24 PWR_OK PSM I VCC3 B79 LVDS_BKLT_EN LVDS O VCC3

B25 SATA3_RX+ SATA I AC on B80 GND(FIXED) PWR PWR*

B26 SATA3_RX- SATA I AC on B81 LVDS_B_CK+ LVDS O -

B27 WDT MISC O VCC3 B82 LVDS_B_CK- LVDS O -

B28 AC_SDIN2 Audio I VSB3 B83 LVDS_BKLT_CTRL LVDS O VCC3

B29 AC_SDIN1 Audio I VSB3 B84 VCC5V_SBY PWR PWR*

B30 AC_SDIN0 Audio I VSB3 B85 VCC_5V_SBY PWR PWR*

B31 GND (FIXED) PWR PWR* - B86 VCC_5V_SBY PWR PWR*

B32 SPKR MISC O VCC3 B87 VCC_5V_SBY PWR PWR*

B33 I2C_CK MISC O VCC3 B88 RSVD RSVD - -

B34 I2C_DAT MISC IO OD VCC3 B89 VGA_RED VGA O -

B35 THRM# PSM I VCC3 B90 GND (FIXED) PWR PWR* -

B36 USB7- USB IO VSB3 B91 VGA_GRN VGA O -

B37 USB7+ USB IO VSB3 B92 VGA_BLU VGA O -

B38 USB_4_5_OC# USB I VSB3 B93 VGA_HSYNC VGA O VCC3

B39 USB5- USB IO VSB3 B94 VGA_VSYNC VGA O VCC3

B40 USB5+ USB IO VSB3 B95 VGA_I2C_CK VGA O VCC3

B41 GND (FIXED) PWR PWR* - B96 VGA_I2C_DAT VGA IO OD VCC3

B42 USB3- USB IO VSB3 B97 TV_DAC_A TV OUT O -

B43 USB3+ USB IO VSB3 B98 TV_DAC_B TV OUT O -

B44 USB_0_1_OC# USB I VSB3 B99 TV_DAC_C TV OUT O -

B45 USB1- USB IO VSB3 B100 GND (FIXED) PWR PWR* -

B46 USB1+ USB IO VSB3 B101 VCC_12V PWR PWR* -

B47 EXCD1_PERST# EXCD O VCC3 B102 VCC_12V PWR PWR* -

B48 EXCD1_CPPE# EXCD I VCC3 B103 VCC_12V PWR PWR* -

B49 SYS_RESET# PSM I VSB3 B104 VCC_12V PWR PWR* -

B50 CB_RESET# PSM O VSB3 B105 VCC_12V PWR PWR* -

B51 GND(FIXED) PWR PWR* - B106 VCC_12V PWR PWR* -

B52 PCIE_RX5+ PCIE I AC off B107 VCC_12V PWR PWR* -

B53 PCIE_RX5- PCIE I AC off B108 VCC_12V PWR PWR* -

B54 GPO1 MISC O VCC3 B109 VCC_12V PWR PWR* -

B55 PCIE_RX4+ PCIE I AC off B110 GND (FIXED) PWR PWR* -