Established in 1981, DFI is a leading manufacturer of high-performance computing technology worldwide. With more than 33 years of experience, DFI focuses on innovative design and manufacture of leading-edge board and system level products for embedded applications requiring strict revision control and long life availability. DFI produces the following products: DFI, IPC manufacturer, Embedded Computer, Embedded Motherboard, Industrial Computer, Industrial PC, Industrial system, Embedded Motherboard, ODM, OEM, Custom board, Intel, Haswell, Bay Trail, Intel Atom, Intel Core, AMD, ARM, Freescale, Industrial Motherboard, ATX, microATX, Mini ITX, Computer on module, COM Express, Qseven, SBC, Embedded System, Embedded PC, Chassis, Panel PC, TPC, Open frame, Industrial Monitor, Graphics card, riser card, Intel AMT, Desktop, Workstation, Mobile, Ultra, Server grade, Industrial Automation, Factory Automation, POS, ATM, KIOSK, Medical, Gaming, In-vehicle PC, Car PC, HMI, Smart grid, server, controller, IoT and Internet of Thing. DFI uses the latest technology platforms and manufacturing techniques to produce cost-effective products for use in medical diagnostic & imaging, ATM/POS, industrial control, kiosk, security & surveillance, digital signage, gaming, and other embedded applications. As an Associate member of the Intel Internet of Things Solutions Alliance, DFI works closely with Intel on development of next-generation standards-based building blocks, platforms and solutions for the communications and embedded market segments. For more information, please feel free to contact us.

DFI, IPC manufacturer, Embedded Computer, Embedded Motherboard, Industrial Computer, Industrial PC, Industrial system, Embedded Motherboard, ODM, OEM, Custom board, Intel, Haswell, Bay Trail, Intel Atom, Intel Core, AMD, ARM, Freescale, Industrial Motherboard, ATX, microATX, Mini ITX, Computer on module, COM Express, Qseven, SBC, Embedded System, Embedded PC, Chassis, Panel PC, TPC, Open frame, Industrial Monitor, Graphics card, riser card, Intel AMT, Desktop, Workstation, Mobile, Ultra, Server grade, Industrial Automation, Factory Automation, POS, ATM, KIOSK, Medical, Gaming, In-vehicle PC, Car PC, HMI, Smart grid, server, controller, IoT and Internet of Thing.



Products

COM331-B


Features
Expansion 1 PCIe x16
1 PCIe x4

2 PCIe x1

1 Mini PCIe (PCIe signal only)

4 USB 3.0

4 USB 2.0

8-bit DIO

1 LAN

2 COM
Display 3 DP
1 VGA

1 LVDS
Storage 2 SATA 3.0
2 SATA 2.0

1 SDIO
Compliance COM Express Compact R2.0, Type 6
COM Express Basic R2.0, Type 6
Dimensions 244mm x 244mm
Certification CE FCC RoHS





Specifications Package List/Ordering Information Downloads
 
ONBOARD AUDIO FEATURES
  • Realtek® ALC886 5.1-channel High Definition Audio
  • Audio outputs: Mic-in/Center+Subwoofer, line-in/surround and line out
  • S/PDIF audio interface
  •  
     
    STORAGE
  • 4 Serial ATA ports
    - 2 SATA 3.0 ports with data transfer rate up to 6Gb/s
    - 2 SATA 2.0 ports with data transfer rate up to 3Gb/s
  •  
     
    DIGITAL I/O
  • 8-bit Digital I/O connector
    - 4-bit GPI (General Purpose Input)
    - 4-bit GPO (General Purpose Output)
  •  
     
    REAR PANEL I/O PORTS
  • 1 DB-9 RS232 serial port
  • 1 DB-15 VGA port
  • 2 DisplayPorts
  • 1 RJ45 LAN port
  • 4 USB 3.0 ports
  • 4 USB 2.0 ports
  • Line-in/Surround, Line out, Mic-in/Center+Subwoofer jacks
  •  
     
    I/O CONNECTORS
  • 1 connector for 1 external RS232 serial port
  • 2 serial interface connectors (TX/RX)
  • 1 SDIO slot
  • 1 DisplayPort
  • 1 LVDS LCD panel connector
  • 1 LCD/inverter power connector
  • 1 8-bit Digital I/O connector
  • 1 front audio connector for line-out and mic-in jacks
  • 1 S/PDIF connector
  • 4 Serial ATA ports
  • 1 LPC connector
  • 1 I²C connector
  • 1 SMBus connector
  • 1 24-pin ATX power connector
  • 1 4-pin 12V power connector
  • 1 chassis intrusion connector
  • 1 front panel connector
  • 3 fan connectors
  •  
     
    EXPANSION SLOTS
  • 1 PCIe x16 Gen 3 slot
  • 1 PCIe x4 Gen 2 slot
  • 2 PCIe x1 slots (PCIe 2.0)
  • 1 Mini PCIe slot (PCIe 2.0) (PCIe signal only)
    - USB signal: optional
    - Supports half/full size Mini PCIe card
  •  
     
    SUPPORTED COM EXPRESS® MODULES
  • Basic
  • Compact
  •  
     
    DAMAGE FREE INTELLIGENCE
  • Legacy Super I/O support (option)
    - Monitors 5V/1.5V/12V/3.3V
    - Monitors SIO_Fan 1/SIO_Fan 2/System fan
  •  
     
    ROM INTERFACE
  • 1 SPI interface
    - Supports up to 64Mbit
  • 1 LPC/FWH interface
  •  
     
    TEMPERATURE
  • Operating: 0oC to 60oC
  • Storage: -20oC to 85oC
  •  
     
    HUMIDITY
  • 10% to 90%
  •  
     
    POWER OUTPUT
  • 12V, 5VSB, VCC_RTC (ATX mode)
    12V, 5V, VCC_RTC (AT mode)
    12V, VCC_RTC (AT mode)
  •  
     
    PCB
  • Dimensions
    - microATX form factor
    - 244mm (9.6") x 244mm (9.6")
  • Compliance
    - PICMG COM Express® R2.0, Type 6
  •  
     
    CERTIFICATIONS
  • CE
  • FCC Class B
  • RoHS
  •  
    *Optional and is not supported in standard model. Please contact your sales representative for more information.
    DFI reserves the right to change the specifications at any time prior to the product's release. Please contact your sales representative for the exact revision offered in your area.


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