Mechanical Drawing

Block Diagram

COM331-B

COM Express Carrier Board

Features

PCIe x4

ATX power

PCIe x16

PCIe x1

SIO _Fan 1

COM 2

System Fan

Mini PCIe

SATA 3.0

Line-in

Line-out

Mic-in

DisplayPort 1

COM 1

VGA

LAN

USB 2.0

SIO_Fan 2

USB 3.0

USB 3.0

DisplayPort 2

LVDS LCD

Panel

SATA 2.0

COM Express

connector

COM Express

connector

PCIe x1

DIO

SMBus

LPC

Display Port 3

SDIO

LVDS/inverter

power

Serial Interface

Serial Interface

+12V power

Basic

Compact

EXPANSION

1 PCIe x16, 1 PCIe x4, 2 PCIe x1

1 Mini PCIe (PCIe signal only)

DISPLAY OUTPUTS 1 VGA, 3 DisplayPorts, 1 LVDS

LAN

1 LAN

COM

2 COM

USB

8 USB: 4 USB 3.0, 4 USB 2.0

STORAGE

4 SATA: 2 SATA 3.0, 2 SATA 2.0

1 SDIO

DIO

8-bit DIO

DIMENSIONS

244mm x 244mm (9.6" x 9.6")

GLAN

USB 2.0 8x

SATA 3.0 2x

Connector

Row

A+B

LPC Bus

Super I/O

(Option)

TYPE 6

COM 2x

FAN Connector

2x

PCIe 6x

Mini PCIe

VGA

Connector

Row

C+D

TYPE 6

PCIe x16

SATA 2.0 2x

Audio Codec

LVDS

USB 3.0 4x

GPIO

Display Port 3x

H8

1

COM331

0.00

10.16

46.94

154.94

227.33

233.68

227.33

154.94

233.68

175.59

134.59

58.59

145.59

71.09

22.86

10.16

Supports Compact and Basic modules