COMeCOMe-8X91 Module Specifications
Core
COMe-8X91 COM Express Module
and
COMEDB3 Carrier Board Reference
Processor
▪ VIA Eden X2 800 MHz NanoBGA2 CPU
Chipset
▪ VIA VX900 all-in one system processor
System Memory
▪ Onboard 1GB DDR3/DDR3L 1066
BIOS
▪ AMI BIOS
▪ 4/8Mbit SPI flash memory
Operating System
Audio
▪ 1 x HD audio digital interface
LAN
▪ 1 x LAN port
USB
▪ 8 x USB 2.0 ports
SATA
▪ 2 x SATA 3.0 Gbps ports
Serial
▪ 2 x Serial ports with TX and RX signals
Expansion Buses
▪ Microsoft Windows 7/WES7, XP/XPe and CE 6.0
▪ 1 x GPIO interface with 4 INs and 4 OUTs (shared with
SDIO)
▪ CPU fan speed reading
▪ 1 x LPC bus interface
▪ System voltage monitoring
Quick Guide
▪ Software Programmable
Expansion Bus
▪ 3 x PCIe Gen2 x1
VGA
•
▪ 1 x SPI
▪ Support Express Card, speaker out, reset function,
thermal protection, suspend/wake signals, power
button, power good and fan control signals
Graphics and Video
▪ Integrated VIA Chrome™ 9 HD DX9 2D/3D
graphics
Key Features:
▪ 1 x System Management Bus (SMBus) interface
▪ 1 x SDIO interface (by default)
▪ CPU temperature reading
WatchDog Timer
Top View
▪ 1 x I²C bus (default for Eup LAN control)
▪ Linux
Hardware Monitoring
COMeCOMe-8X91 Module Layout
Input / Output
processor and unified video decoding accelerator
LVDS Interface
▪ 1 x LVDS channel supports single-channel 8-bit or
24-bit LVDS panel
VIA Eden™ X2 processor
Mechanical and Environment
COM Express Compliance
▪ COM Express™ Type 10, Mini Module
Dimension
▪ 55 mm x 84 mm
HDMI Interface
▪ 1 x HDMI® port (optional)
Storage Temperature
▪ -40°C to 70°C
DisplayPort Interface
▪ 1 x DisplayPort (without HDCP support)
Operating Temperature
▪ 0°C up to 50°C
Operating Humidity
▪ 0% to 95% (relative humidity; non-condensing)
®
•
Onboard DDR3 SODIMM memory
•
Integrated VIA Chrome™ 9 HD DX9 2D/3D graphics processor
•
Support PCIe x1 and Mini PCIe sockets
Ethernet
•
Display interface in 18/24-bit single-channel LVDS panel and
Chipset
Bottom View
▪ VIA VT6130 Gigabit Ethernet controller
one DisplayPort
•
Support USB 2.0 and GigaLAN
COMEDB3 Carrier Board Specifications
Onboard Pin Headers
▪ 1 x FIR pin header
▪ 1 x Serial pin header with 2 sets of TX and RX signals
▪ 2 x COM pin headers (support 2 COM ports with +5V/+12V
power select option RI pin)
▪ 1 x LPT pin header
▪ 1 x SPI pin header
▪ 1 x LPC pin header
▪ 1 x DIO1 pin header, shared with SDIO connector
▪ 1 x DIO2 pin header (from VIA VT1211)
▪ 1 x SMBus pin header
▪ 1 x I²C pin header
▪ 2 x USB 2.0 pin headers for four USB 2.0 ports
▪ 1 x Panel Power Select pin header
▪ 1 x Front LAN LED pin header
▪ 1 x Front Audio pin header
▪ 1 x Front Panel pin header for HDD LED, Power LED, Switch
and Speaker
COM Express Module Type
▪ Support Mini Form Factor Type 10
Audio
▪ VIA VT2021 High Definition Audio Codec
Super I/O
▪ VIA VT1211 LPC Super IO
BIOS
▪ AMI BIOS
▪ 4/8M bit LPC Flash BIOS, PLCC 32 pin or SPI BIOS
Onboard Connectors, Ports and Sockets
▪
▪
▪
▪
▪
▪
▪
▪
▪
▪
▪
▪
1 x LVDS connector
1 x Inverter connector
1 x CD-In with housing connector
1 x SPDIF with housing connector
1 x SD card socket, shared with DIO1 pin header
1 x ATX power connector
1 x AUX power connector
2 x SATA connectors
1 x CPU fan connector
1 x System fan connector
1 x PCIe x1 slot
2 x MiniPCIe sockets
▪ 4 x USB 2.0 ports
▪ 1 x DisplayPort
▪ 1 x RJ-45 LAN port (Gigabit Ethernet)
▪ 6 x Audio jacks (support multi-channel audio outputs)
▪ 0°C up to 50°C
COMEDB3 Carrier Board Layout
Onboard Ports and Connectors
Storage Temperature
▪ -40°C up to 70°C
Operating and Storage Humidity
▪ 95% relative humidity
Operating System
▪ Microsoft Windows 7, XP, XPe, WinCE 6.0, WES7
▪ Linux
Onboard Jumper
▪
▪
▪
▪
▪
▪
▪
1 x Clear CMOS jumper
1 x Inverter Voltage Select jumper
1 x Panel Power Select jumper
1 x COM Voltage Select jumper
2 x BIOS Type Select jumpers (for select LPC/SPI BIOS)
2 x BIOS Select jumper (for select Module/Carrier board BIOS)
6 x USB Select jumper (for select USB header/MiniPCIe)
Switch
▪ 1 x Power button switch
▪ 1 x Reset switch
Rear I/O Connectors and Ports
Operating Temperature
Form Factor and Dimension
▪ Mini-ITX
▪ 6 layers
▪ 17 cm x 17 cm
Rear I/O Ports
Onboard Pin headers
4
SPI_VCC
-SPI_SS0
SPI_DI
KEY
5
1
3
5
7
2
4
6
8
GND
SPI_CLK
SPI_DO
RESET
DIO1
5V_DIO1
1
2
12V_DIO1
COM_GPO0
3
4
COM_GPI0
COM_GPO1
5
6
COM_GPI1
COM_GPO2
7
8
COM_GPI2
COM_GPO3
9
10
COM_GPI3
GND
11
12
GND
3VSUS
3VSUS
1
3
2
4
GND
3VSUS
KEY
5
7
9
6 W_LAN_LED
8 GND
10 GND
9
-LAN_ACT
NC
1
3
5
7
9
VUSB
USBD_T6USBD_T6+
GND
KEY
1
3
5
7
9
2
4
6
8
10
22 PVDD
VUSB
USBD_T7USBD_T7+
GND
GND
2
4
6
8
10
SER0_RX_CON
NC
NC
SER1_RX_CON
KEY
Pins
Description
1-2
Use +5V for the LCD panel power.
2-3
Use +3.3V for the LCD panel power. (default)
23
13 VGA
SER_PORT
SER0_TX_CON
NC
GND
SER1_TX_CON
NC
Onboard Jumpers
12 USB_6/7
8 FLAN_LED
SPI
GND
CRT_R
1
3
2
4
+5V
SPD2
CRT_G
CRT_B
GND
GND
GND
5
7
9
11
13
6
8
10
12
14
SPCLK2
CRT_HS
CRT_VS
GND
KEY
IVDD
Pins
Description
1-2
Use +5V for the Inverter power.
2-3
Use +12V for the Inverter power. (default)
24 JP_USB5_SEL+
25 JP_USB5_SELJP_USB5_SEL-
JP_USB5_SEL+ JP_USB5_SELJP_USB5_SEL-
6
1 F_AUDIO
MIC2_FR_L
MIC2_FR_R
HP_OUT_R
FNT_IO_SENSE
HP_OUT_L
1
3
5
7
9
2
4
6
8
10
AGND
FNT_DET
MIC2_JD
KEY
LINE2_JD
+12V
AGND
11
13
12
14
+12V
AGND
2 DIO2
5V_DIO2
1
2
12V_DIO2
SIO_GPO30
3
4
SIO_GPI34
SIO_GPO31
5
6
SIO_GPI35
SIO_GPO32
7
8
SIO_GPI36
SIO_GPO33
9
10
SIO_GPI37
GND
11
12
GND
1
3
5
7
2
4
6
8
FP_3V
-SATA_LED
-SLEEP_LED
GND
NC
NC
SPEAK
KEY
9
11
13
15
10
12
14
16
RST_SW
GND
FP_5V
NC
USB_4/5
VUSB
1
2
VUSB
3
4
USBD_T5-
1
SMB_CLK
2
SMB_DATA
3
GND
Pins
14 I2C_BUS
1
I2C_CLK
2
I2C_DATA
3
GND
1
2
LPC_33M_CLK
-LPC_RESET
3
4
GND
LPC_AD0
5
6
NC
LPC_AD2
7
8
-LPC_FRAME
LPC_SERIRQ
9
10
LPC_AD3
-LPC_DRQ1
11
12
NC
+5V
13
14
+3.3V
15 COM2
Pins
COM_DCD2
1
2
COM_RXD2
COM_TXD2
3
4
COM_DTR2
GND
5
6
COM_DSR2
2
-LP_AFD
USBD_T4-
LP_D0
3
4
-LP_ERR
USBD_T4+
LP_D1
5
6
-LP_INIT
GND
7
8
GND
LP_D2
7
8
-LP_SLIN
KEY
9
10
W_LESS_LED
LP_D3
9
10
GND
GND
11
12
-RF_ON
LP_D4
11
12
GND
LP_D5
13
14
GND
LP_D6
15
16
GND
COM_DCD1
1
2
COM_RXD1
LP_D7
17
18
GND
COM_TXD1
3
4
COM_DTR1
-LP_ACK
19
20
GND
GND
5
6
COM_DSR1
LP_BUSY
21
22
GND
COM_RTS1
7
8
COM_CTS1
COM_RI1
9
10
KEY
LP_PE
23
24
GND
LP_SLCT
25
26
KEY
6
USBD_T5+
+5V
15
16
+3.3V
GND
17
18
GND
GND
19
20
KEY
COM_RTS2
7
8
COM_CTS2
COM_RI2
9
10
KEY
Enabled USB_4/5 pin header (default)
2-3
2-3
Enabled Mini_PCIE socket
Pins
Description
2-3
1-2
Select module SPI BIOS (default)
1-2
2-3
Select carrier board LPC BIOS
2-3
1-2
Select carrier board SPI BIOS
19 BIOS_DIS0
Pins
Description
1-2
Select module SPI BIOS (default)
2-3
1-2
Select carrier board LPC BIOS
2-3
2-3
Select carrier board SPI BIOS
Description
1-2
Keep CMOS settings (default)
2-3
Clear CMOS settings
1-2
Enabled USB_6/7 pin header (default)
2-3
2-3
Enabled Mini_PCIE1 socket
Pins
Description
1-2
Enabled COM2 pin header to support +5V.
2-3
Normal (default)
3-4
Enabled COM2 pin header to support +12V.
29 JP_COM1_VSEL
21 CLEAR_CMOS
Pins
Description
1-2
28 JP_COM2_VSEL
20 BIOS_DIS1
1-2
27 JP_USB6_SELJP_USB6_SEL-
JP_USB6_SEL+ JP_USB6_SELJP_USB6_SEL-
BIOS_DIS0 BIOS_DIS1
16 COM1
2
1-2
BIOS_SEL1 BIOS_SEL0
1
5
18 BIOS_SEL0
17 BIOS_SEL1
11 LPC
LPC_AD1
Description
1-2
26 JP_USB6_SEL+
-LP_STB
Installing heatsink with fan
1
FP_5V
FP_5V
-PLED
FP_5V
7
3 LPT
10 SMBUS
F_PANEL
Pins
Description
1-2
Enabled COM1 connector to support +5V.
2-3
Normal (default)
3-4
Enabled COM1 connector to support +12V.
Installing COMe-8X91 module
Step 3
Step 4
on the COMEDB3 carrier board
Align the connector of the COMe-8X91 module into the connector slot on
Secure the COMe-8X91 module with the heatsink by screwing and
the COMEDB3 carrier board. Also, align the mounting points of COMe-
tightening the four screws (10mm screws).
Step 1
Step 1
Align the heatsink over the heatsink mounting hole on the COMe-8X91.
Identify the carrier board mounting points and the connectors slots.
8X91 module into the hex spacers on the carrier board.
Step 5
Step 2
Install the hex spacers onto the carrier board. The hex spacers will be
Note:
placed on top of the board. From the bottom of the board, tighten the
Make sure the thermal grease/paste has been applied on top of the
processor and chipset before installing the heatsink.
hex spacers by using the M2.5*4 screws.
Connect the CPU fan cable to the CPU fan connector on the COMEDB3
carrier board.
VIA Technologies, Inc.
1F, 531, Zhong-zheng Road, Xindian District,
For more information on this and other VIA
New Taipei City 231, Taiwan
products, please visit www.viaembedded.com
For further support and service, please visit
www.via.com.tw
Tel:
886-2-2218-5452
Fax:
Web:
886-2-2218-5453
www.via.com.tw
Copyright © 2013 VIA Technologies, Inc. All rights reserved.
Download PDF
Similar pages