COM Express Interfaces
Pin# Type 10 Description Type 2 Description Type 6 Description
A90 GND(FIXED) GND(FIXED) GND(FIXED)
A91 SPI_POWER SPI_POWER SPI_POWER
A92 SPI_MISO SPI_MISO SPI_MISO
A93 GPO0 GPO0 GPO0
A94 SPI_CLK SPI_CLK SPI_CLK
A95 SPI_MOSI SPI_MOSI SPI_MOSI
A96 TPM_PP GND TPM_PP
A97 TYPE10# TYPE10# TYPE10#
A98 SER0_TX RSVD SER0_TX
A99 SER0_RX RSVD SER0_RX
A100 GND(FIXED) GND(FIXED) GND(FIXED)
A101 SER1_TX RSVD SER1_TX
A102 SER1_RX RSVD SER1_RX
A103 LID# RSVD LID#
A104 VCC_12V VCC_12V VCC_12V
A105 VCC_12V VCC_12V VCC_12V
A106 VCC_12V VCC_12V VCC_12V
A107 VCC_12V VCC_12V VCC_12V
A108 VCC_12V VCC_12V VCC_12V
A109 VCC_12V VCC_12V VCC_12V
A110 GND(FIXED) GND(FIXED) GND(FIXED)
B1 GND(FIXED) GND(FIXED) GND(FIXED)
B2 GBE0_ACT# GBE0_ACT# GBE0_ACT#
B3 LPC_FRAME# LPC_FRAME# LPC_FRAME#
B4 LPC_AD0 LPC_AD0 LPC_AD0
B5 LPC_AD1 LPC_AD1 LPC_AD1
B6 LPC_AD2 LPC_AD2 LPC_AD2
B7 LPC_AD3 LPC_AD3 LPC_AD3
B8 LPC_DRQ0# LPC_DRQ0# LPC_DRQ0#
B9 LPC_DRQ1# LPC_DRQ1# LPC_DRQ1#
B10 LPC_CLK LPC_CLK LPC_CLK
B11 GND(FIXED) GND(FIXED) GND(FIXED)
B12 PWRBTN# PWRBTN# PWRBTN#
B13 SMB_CK SMB_CK SMB_CK
B14 SMB_DAT SMB_DAT SMB_DAT
B15 SMB_ALERT# SMB_ALERT# SMB_ALERT#
B16 SATA1_TX+ SATA1_TX+ SATA1_TX+
B17 SATA1_TX- SATA1_TX- SATA1_TX-
B18 SUS_STAT# SUS_STAT# SUS_STAT#
B19 SATA1_RX+ SATA1_RX+ SATA1_RX+
B20 SATA1_RX- SATA1_RX- SATA1_RX-
B21 GND(FIXED) GND(FIXED) GND(FIXED)
B22 USB_SSTX0- SATA3_TX+ SATA3_TX+
B23 USB_SSTX0+ SATA3_TX- SATA3_TX-
B24 PWR_OK PWR_OK PWR_OK
B25 USB_SSTX1- SATA3_RX+ SATA3_RX+
PICMG
®
COM Express
®
Carrier Board Design Guide Rev. 2.0 / December 6, 2013
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