This publication contains information that is protected by copyright. No part of it may be reproduced in any form or by any means or used to make any transformation/adaptation without
the prior written permission from the copyright holders.
This publication is provided for informational purposes only. The manufacturer makes no
representations or warranties with respect to the contents or use of this manual and specifically disclaims any express or implied warranties of merchantability or fitness for any particular
purpose. The user will assume the entire risk of the use or the results of the use of this document. Further, the manufacturer reserves the right to revise this publication and make changes
to its contents at any time, without obligation to notify any person or entity of such revisions
or changes.
Changes after the publication’s first release will be based on the product’s revision. The website
will always provide the most updated information.
Product names or trademarks appearing in this manual are for identification purpose only and
are the properties of the respective owners.
COM Express Specification Reference
PICMG® COM Express ModuleTM Base Specification.
http://www.picmg.org/
This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential
installation. This equipment generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction manual, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.
• Consult the dealer or an experienced radio TV technician for help.
Notice:
1. The changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
2. Shielded interface cables must be used in order to comply with the emission limits.
Appendix B - Watchdog Sample Code ................................................63
Appendix C - System Error Message ...................................................64
Appendix D - Troubleshooting ................................................................65
3
www.dfi .comChapter 1 Introduction
About this Manual
Static Electricity Precautions
An electronic file of this manual is included in the CD. To view the user’s manual in the CD,
insert the CD into a CD-ROM drive. The autorun screen (Main Board Utility CD) will appear.
Click “User’s Manual” on the main menu.
Warranty
1. Warranty does not cover damages or failures that arised from misuse of the product,
inability to use the product, unauthorized replacement or alteration of components and
product specifications.
2. The warranty is void if the product has been subjected to physical abuse, improper installation, modification, accidents or unauthorized repair of the product.
3. Unless otherwise instructed in this user’s manual, the user may not, under any circumstances, attempt to perform service, adjustments or repairs on the product, whether in or
out of warranty. It must be returned to the purchase point, factory or authorized service
agency for all such work.
4. We will not be liable for any indirect, special, incidental or consequencial damages to the
product that has been modified or altered.
It is quite easy to inadvertently damage your PC, system board, components or devices even
before installing them in your system unit. Static electrical discharge can damage computer
components without causing any signs of physical damage. You must take extra care in handling them to ensure against electrostatic build-up.
1. To prevent electrostatic build-up, leave the system board in its anti-static bag until you are
ready to install it.
2. Wear an antistatic wrist strap.
3. Do all preparation work on a static-free surface.
4. Hold the device only by its edges. Be careful not to touch any of the components, contacts
or connections.
5. Avoid touching the pins or contacts on all modules and connectors. Hold modules or connectors by their ends.
Important:
Electrostatic discharge (ESD) can damage your processor, disk drive and other components. Perform the upgrade instruction procedures described at an ESD workstation only. If such a station is not available, you can provide some ESD protection by
wearing an antistatic wrist strap and attaching it to a metal part of the system chassis. If a wrist strap is unavailable, establish and maintain contact with the system
chassis throughout any procedures requiring ESD protection.
Safety Measures
To avoid damage to the system:
• Use the correct AC input voltage range.
To reduce the risk of electric shock:
• Unplug the power cord before removing the system chassis cover for installation or servicing. After installation or servicing, cover the system chassis before plugging the power
cord.
4
www.dfi .comChapter 1 Introduction
About the Package
The package contains the following items. If any of these items are missing or damaged,
please contact your dealer or sales representative for assistance.
• One HR908 board
• One QR (Quick Reference)
• One DVD
Optional Items
• COM331-B carrier board kit
• COM101-BAT carrier board kit
• Heat spreader: TBD
• Heat spreader with heat sink and fan: TBD
• Heat sink with fan
The board and accessories in the package may not come similar to the information listed
above. This may differ in accordance with the sales region or models in which it was sold. For
more information about the standard package in your region, please contact your dealer or
sales representative.
• Watchdog timeout programmable via software from 1 to 255 seconds
• Supports 8 USB 2.0 interfaces
• Supports 1 PCIe x16 interface
- Supports Gen 3.0 (3rd generation processors)
- Confi gurations (supported only via a riser card):
: One x8 (GFX) and two x4 (I/O)
: Two x8 (GFX, I/O)
: One x16 (GFX, I/O)
• Supports 1 PCIe x4 and 3 PCIe x1 (default); or 7 PCIe x1 interfaces
• Supports LPC interface
• Supports SMBus interface
• Supports I2C interface
• Supports 2 serial interfaces (TX/RX)
• Supports 4-bit input and 4-bit output GPIO
• Monitors CPU temperature
• Monitors CPU fan speed
• Monitors Vcore/VGFX/DDR voltages
• Watchdog timer function
• Windows XP Professional x86 & SP3 (32-bit)
• Windows XP Professional x64 & SP2 (64-bit)
• Windows 7 Ultimate x86 & SP1 (32-bit)
• Windows 7 Ultimate x64 & SP1 (64-bit)
• Windows 8 Enterprise x86 (32-bit)
• Windows 8 Enterprise x64 (64-bit)
• 64Mbit UEFI SPI BIOS
• Operating: 0oC to 60oC
• Storage: -20
o
C to 85oC
• 10% to 90%
• Input: 12V, 5VSB, VCC_RTC
• Dimensions
- COM Express
®
Compact
- 95mm (3.74") x 95mm (3.74")
• Compliance
- PICMG COM Express
®
R2.1 Compact form factor, Type 6
6
www.dfi .comChapter 1 Introduction
Chapter 1
Features
• Watchdog Timer
The Watchdog Timer function allows your application to regularly “clear” the system at the set
time interval. If the system hangs or fails to function, it will reset at the set time interval so
that your system will continue to operate.
• DDR3
DDR3 delivers increased system bandwidth and improved performance. The advantages of
DDR3 are its higher bandwidth and its increase in performance at a lower power than DDR2.
• Graphics
Note:
Due to the limitation of chipset QM67, 3 display features will not be supported.
The integrated Intel® HD graphics engine delivers an excellent blend of graphics performance
and features to meet business needs. It provides excellent video and 3D graphics with outstanding graphics responsiveness. These enhancements deliver the performance and compatibility needed for today’s and tomorrow’s business applications. It supports LVDS, VGA and DDI
interfaces.
• Serial ATA
Serial ATA is a storage interface that is compliant with SATA 1.0a specification. With speed of
up to 3Gb/s (SATA 2.0) and 6Gb/s (SATA 3.0), it improves hard drive performance faster than
the standard parallel ATA whose data transfer rate is 100MB/s. The bandwidth of the SATA 3.0
will be limited by carrier board design.
• Gigabit LAN
The Intel 82579LM Gigabit LAN controller supports up to 1Gbps data transmission.
7
www.dfi .comChapter 1 Introduction
Chapter 2 - Concept
COM Express Module Standards
The figure below shows the dimensions of the different types of COM Express modules.
HR908-B is a COM Express Compact module. The dimension is 95mm x 95mm.
Common for all Form Factors
Extended only
Basic only
Compact only
Compact and Basic only
Mini only
Chapter 2
106.00
Extended
91.00
18.00
6.00
0.00
4.00
0.00
16.50
Mini
8
74.20
80.00
91.00
BasicCompact
70.00
51.00
4.00
121.00
151.00
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Chapter 2
/
/
/
A
Specification Comparison Table
The table below shows the COM Express standard specifications and the corresponding specifications supported on the HR908-B module.
Side View of the Module with Heat Sink and Carrier Board
14.00
2.00
0.00
0.00
70.20
11
12.50
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Chapter 3
System Memory
Important:
Electrostatic discharge (ESD) can damage your board, processor, disk drives, add-in
boards, and other components. Perform installation procedures at an ESD workstation
only. If such a station is not available, you can provide some ESD protection by wearing an antistatic wrist strap and attaching it to a metal part of the system chassis. If
a wrist strap is unavailable, establish and maintain contact with the system chassis
throughout any procedures requiring ESD protection.
System Memory
The system board is equipped with one 204-pin SODIMM socket that support DDR3 memory
modules.
Important:
When the Standby Power LED lit red, it indicates that there is power on the board.
Power-off the PC then unplug the power cord prior to installing any devices. Failure to
do so will cause severe damage to the board and components.
Standby
Power LED
DDR3
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Chapter 3
Installing the DIMM Module
Note:
The system board used in the following illustrations may not resemble the actual one.
These illustrations are for reference only.
1. Make sure the PC and all other peripheral devices connected to it has been powered down.
2. Disconnect all power cords and cables.
3. Locate the SODIMM socket on the system board.
4. Note the key on the socket. The key ensures the module can be plugged into the socket in
only one direction.
5. Grasping the module by its edges, align the module into the socket at an approximately 30
degrees angle. Apply firm even pressure to each end of the module until it slips down into
the socket. The contact fingers on the edge of the module will almost completely disappear
inside the socket.
6. Push down the module until the clips at each end of the socket lock into position. You will
hear a distinctive “click”, indicating the module is correctly locked into position.
Clip
Clip
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Chapter 3
Connectors
CPU Fan Connector
Sense
Power
Ground
Connect the CPU fan’s cable connector to the CPU fan connector on the board. The cooling fan
will provide adequate airflow throughout the chassis to prevent overheating the CPU and board
components.
BIOS Setting
1
3
COM Express Connectors
The COM Express connectors are used to interface the HR908-B COM Express board to a carrier board. Connect the COM Express connectors (lcoated on the solder side of the board) to
the COM Express connectors on the carrier board.
Refer to the “Installing HR908-B onto a Carrier Board” section for more information.
COM Express Connectors
“Module Board H/W Monitor” submenu in the Advanced menu of the BIOS will display the current speed of the cooling fan. Refer to chapter 3 of the manual for more information
.
Refer to the following pages for the pin functions of these connectors.
Pin Types
I Input to the Module
O Output from the Module
I/O Bi-directional input / output signal
OD Open drain output
C97/HDA Signals Descriptions
SignalPin#Module Pin Type Pwr Rail /ToleranceHR908Carrier BoardDescription
AC/HAD_RST#A30O CMOS3.3V Suspend/3.3VConnect to CODEC pin 11 RESET#Reset output to CODEC, active low.
AC/HDA_SYNCA29O CMOS3.3V/3.3VPU 1K to 3.3VSBConnect to CODEC pin 10 SYNCSample-synchronization signal to the CODEC(s).
AC/HDA_BITCLKA32I/O CMOS3.3V/3.3VConnect to CODEC pin 6 BIT_CLKSerial data clock generated by the external CODEC(s).
AC/HDA_SDOUTA33O CMOS3.3V/3.3VConnect to CODEC pin 5 SDATA_OUTSerial TDM data output to the CODEC.
AC/HDA_SDIN2B28I/O CMOS3.3V Suspend/3.3VConnect 33 Ω in series to CODEC2 pin 8 SDATA_IN
AC/HDA_SDIN1B29I/O CMOS3.3V Suspend/3.3VConnect 33 Ω in series to CODEC1 pin 8 SDATA_IN
AC/HDA_SDIN0B30I/O CMOS3.3V Suspend/3.3VConnect 33 Ω in series to CODEC0 pin 8 SDATA_IN
Gigabit Ethernet Signals Descriptions
SignalPin#Module Pin Type Pwr Rail /ToleranceHR908Carrier BoardDescription
GBE0_MDI0+A13I/O Analog3.3V max Suspend
GBE0_MDI0-A12I/O Analog3.3V max Suspend
GBE0_MDI1+A10I/O Analog3.3V max Suspend
GBE0_MDI1-A9I/O Analog3.3V max Suspend
GBE0_MDI2+A7I/O Analog3.3V max Suspend
GBE0_MDI2-A6I/O Analog3.3V max Suspend
GBE0_MDI3+A3I/O Analog3.3V max Suspend
MDI3-
GBE0
GBE0_ACT#B2OD CMOS3.3V Suspend/3.3VConnect to LED and recommend current limit resistor 150Ω to 3.3VSBGigabit Ethernet Controller 0 activity indicator, active low.
GBE0_LINK#A8OD CMOS3.3V Suspend/3.3VNCGigabit Ethernet Controller 0 link indicator, active low.
GBE0_LINK100#A4OD CMOS3.3V Suspend/3.3VConnect to LED and recommend current limit resistor 150Ω to 3.3VSBGigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.
GBE0_LINK1000#A5OD CMOS3.3V Suspend/3.3VConnect to LED and recommend current limit resistor 150Ω to 3.3VSBGigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.
SATA Signals Descriptions
SignalPin#Module Pin Type Pwr Rail /ToleranceHR908Carrier BoardDescription
SATA0_TX+A16O SATAAC coupled on ModuleAC Coupling capacitor
SATA0_TX-A17O SATAAC coupled on ModuleAC Coupling capacitor
SATA0_RX+A19I SATAAC coupled on ModuleAC Coupling capacitor
SATA0_RX-A20I SATAAC coupled on ModuleAC Coupling capacitor
SATA1_TX+B16O SATAAC coupled on ModuleAC Coupling capacitor
SATA1_TX-B17O SATAAC coupled on ModuleAC Coupling capacitor
SATA1_RX+B19I SATAAC coupled on ModuleAC Coupling capacitor
SATA1_RX-B20I SATAAC coupled on ModuleAC Coupling capacitor
SATA2_TX+A22O SATAAC coupled on ModuleAC Coupling capacitor
SATA2_TX-A23O SATAAC coupled on ModuleAC Coupling capacitor
SATA2_RX+A25I SATAAC coupled on ModuleAC Coupling capacitor
SATA2_RX-A26I SATAAC coupled on ModuleAC Coupling capacitor
SATA3_TX+B22O SATAAC coupled on ModuleAC Coupling capacitor
SATA3_TX-B23O SATAAC coupled on ModuleAC Coupling capacitor
SATA3_RX+B25I SATAAC coupled on ModuleAC Coupling capacitor
SATA3_RX-B26I SATAAC coupled on ModuleAC Coupling capacitor
ATA_ACT#A28I/O CMOS3.3V / 3.3VPU 10K to 3.3VConnect to LED and recommend current limit resistor 220Ω to 3.3VATA (parallel and serial) or SAS activity indicator, active low.
2I
O Analog3.3V max Suspend
Connect to Magnetics Module MDI0+/-
Connect to Magnetics Module MDI1+/-
Connect to Magnetics Module MDI2+/-
Connect to Magnetics Module MDI3+/-
Connect to SATA0 Conn TX pin
Connect to SATA0 Conn RX pinSerial ATA or SAS Channel 0 receive differential pair.
Connect to SATA1 Conn TX pin
Connect to SATA1 Conn RX pinSerial ATA or SAS Channel 1 receive differential pair.
Connect to SATA2 Conn TX pin
Connect to SATA2 Conn RX pinSerial ATA or SAS Channel 2 receive differential pair.
Connect to SATA3 Conn TX pinSerial ATA or SAS Channel 3 transmit differential pair.
Connect to SATA2 Conn RX pinSerial ATA or SAS Channel 3 receive differential pair.
Serial TDM data inputs from up to 3 CODECs.
Gigabit Ethernet Controller 0: Media Dependent Interface Differential
Pairs 0,1,2,3. The MDI can operate in 1000, 100 and 10 Mbit / sec
modes. Some pairs are unused in some modes, per the following:
1000BASE-T 100BASE-TX 10BASE-T
MDI[0]+/- B1_DA+/- TX+/- TX+/ MDI[1]+/- B1_DB+/- RX+/- RX+/ MDI[2]+/- B1_DC+/ MDI
Serial ATA or SAS Channel 0 transmit differential pair.
Serial ATA or SAS Channel 1 transmit differential pair.
Serial ATA or SAS Channel 2 transmit differential pair.
+/- B1_DD+/-
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Chapter 3
SignalPin#Module Pin TypePwr Rail /ToleranceHR908Carrier BoardDescriptionAC/HAD_RST#A30O CMOS3.3V Suspend/3.3VConnect to CODEC pin 11 RESET#Reset output to CODEC, active low.AC/HDA_SYNCA29O CMOS3.3V/3.3VPU 1K to 3.3VSBConnect to CODEC pin 10 SYNCSample-synchronization signal to the CODEC(s).AC/HDA_BITCLKA32I/O CMOS3.3V/3.3VConnect to CODEC pin 6 BIT_CLKSerial data clock generated by the external CODEC(s).AC/HDA_SDOUTA33O CMOS3.3V/3.3VConnect to CODEC pin 5 SDATA_OUTSerial TDM data output to the CODEC.AC/HDA_SDIN2B28I/O CMOS3.3V Suspend/3.3VConnect 33 Ωin series to CODEC2 pin 8 SDATA_INAC/HDA_SDIN1B29I/O CMOS3.3V Suspend/3.3VConnect 33 Ωin series to CODEC1 pin 8 SDATA_INAC/HDA_SDIN0B30I/O CMOS3.3V Suspend/3.3VConnect 33 Ωin series to CODEC0 pin 8 SDATA_IN
SignalPin#Module Pin TypePwr Rail /ToleranceHR908Carrier BoardDescriptionGBE0_MDI0+A13I/O Analog3.3V max SuspendGBE0_MDI0-A12I/O Analog3.3V max SuspendGBE0_MDI1+A10I/O Analog3.3V max SuspendGBE0_MDI1-A9I/O Analog3.3V max SuspendGBE0_MDI2+A7I/O Analog3.3V max SuspendGBE0_MDI2-A6I/O Analog3.3V max SuspendGBE0_MDI3+A3I/O Analog3.3V max SuspendGBE0
_
MDI3-
A
2I
/
O Analog3.3V max SuspendGBE0_ACT#B2OD CMOS3.3V Suspend/3.3VConnect to LED and recommendcurrent limit resistor 150Ωto 3.3VSBGigabit Ethernet Controller 0 activity indicator, active low.GBE0_LINK#A8OD CMOS3.3V Suspend/3.3VNCGigabit Ethernet Controller 0 link indicator, active low.GBE0_LINK100#A4OD CMOS3.3V Suspend/3.3VConnect to LED and recommendcurrent limit resistor 150Ωto 3.3VSBGigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.GBE0_LINK1000#A5OD CMOS3.3V Suspend/3.3VConnect to LED and recommendcurrent limit resistor 150Ωto 3.3VSBGigabit Ethernet Controller 0 1000 Mbit / sec link indicator, active low.
SignalPin#Module Pin TypePwr Rail /ToleranceHR908Carrier BoardDescriptionSATA0_TX+A16O SATAAC coupled on ModuleAC Coupling capacitorSATA0_TX-A17O SATAAC coupled on ModuleAC Coupling capacitorSATA0_RX+A19I SATAAC coupled on ModuleAC Coupling capacitorSATA0_RX-A20I SATAAC coupled on ModuleAC Coupling capacitorSATA1_TX+B16O SATAAC coupled on ModuleAC Coupling capacitorSATA1_TX-B17O SATAAC coupled on ModuleAC Coupling capacitorSATA1_RX+B19I SATAAC coupled on ModuleAC Coupling capacitorSATA1_RX-B20I SATAAC coupled on ModuleAC Coupling capacitorSATA2_TX+A22O SATAAC coupled on ModuleAC Coupling capacitorSATA2_TX-A23O SATAAC coupled on ModuleAC Coupling capacitorSATA2_RX+A25I SATAAC coupled on ModuleAC Coupling capacitorSATA2_RX-A26I SATAAC coupled on ModuleAC Coupling capacitorSATA3_TX+B22O SATAAC coupled on ModuleAC Coupling capacitorSATA3_TX-B23O SATAAC coupled on ModuleAC Coupling capacitorSATA3_RX+B25I SATAAC coupled on ModuleAC Coupling capacitorSATA3_RX-B26I SATAAC coupled on ModuleAC Coupling capacitorATA_ACT#A28I/O CMOS3.3V / 3.3VPU 10K to 3.3VConnect to LED and recommendcurrent limit resistor 220Ωto 3.3VATA (parallel and serial) or SAS activity indicator, active low.
Connect to Magnetics Module MDI0+/-
Connect to Magnetics Module MDI1+/-
Connect to Magnetics Module MDI2+/-
Connect to Magnetics Module MDI3+/-
Pin TypesI Input to the ModuleO Output from the ModuleI/O Bi-directional input / output signalOD Open drain output
A
C97/HDA Signals Descriptions
Serial TDM data inputs from up to 3 CODECs.
Gigabit Ethernet Signals Descriptions
p
Serial ATA or SAS Channel 0 transmit differential pair.
Connect to SATA0 Conn RX pinSerial ATA or SAS Channel 0 receive differential pair.
Connect to SATA1 Conn TX pin
Connect to SATA2 Conn TX pin
Connect to SATA3 Conn TX pinSerial ATA or SAS Channel 3 transmit differential pair.
Connect to SATA2 Conn RX pinSerial ATA or SAS Channel 3 receive differential pair.
Connect to SATA2 Conn RX pinSerial ATA or SAS Channel 2 receive differential pair.
Serial ATA or SAS Channel 2 transmit differential pair.
Gigabit Ethernet Controller 0: Media Dependent Interface DifferentialPairs 0,1,2,3. The MDI can operate in 1000, 100 and 10 Mbit / secmodes. Some pairs are unused in some modes, per the following:1000BASE-T 100BASE-TX 10BASE-TMDI[0]+/- B1_DA+/- TX+/- TX+/-MDI[1]+/- B1_DB+/- RX+/- RX+/-MDI[2]+/- B1_DC+/-MDI
[3]
+/- B1_DD+/-
Connect to SATA1 Conn RX pinSerial ATA or SAS Channel 1 receive differential pair.
SATA Signals Descriptions
Connect to SATA0 Conn TX pin
Serial ATA or SAS Channel 1 transmit differential pair.
O PCIEAC coupled on ModulePCI Express Differential Transmit Pairs 0
I PCIEAC coupled off ModulePCI Express Differential Receive Pairs 0
O PCIE
I PCIEAC coupled off Module
O PCIEAC coupled on ModulePCI Express Differential Transmit Pairs 2
I PCIEAC coupled off Module
O PCIEAC coupled on Module
I PCIEAC coupled off Module
O PCIEAC coupled on Module
I PCIEAC coupled off ModulePCI Express Differential Receive Pairs 4
O PCIEAC coupled on ModulePCI Express Differential Transmit Pairs 5
I PCIEAC coupled off ModulePCI Express Differential Receive Pairs 5
O PCIEAC coupled on Module
I PCIEAC coupled off Module
O PCIEAC coupled on Module
I PCIEAC coupled off Module
O PCIEPCIEConnect to PCIE device, PCIe CLK Buffer or slot
AC coupled on ModulePCI Express Differential Transmit Pairs 1
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
NA
NA
PCI Express Differential Receive Pairs 1
PCI Express Differential Receive Pairs 2
PCI Express Differential Transmit Pairs 3
PCI Express Differential Receive Pairs 3
PCI Express Differential Transmit Pairs 4
PCI Express Differential Transmit Pairs 6
PCI Express Differential Receive Pairs 6
PCI Express Differential Transmit Pairs 7
(Optional with on board LAN, Default setting as NC)
PCI Express Differential Receive Pairs 7
(Optional with on board LAN, Default setting as NC)
Reference clock output for all PCI Express and PCI Express Graphics
lanes.
PCI Express Graphics lane reversal input strap. Pull low on the Carrier
board to reverse lane order.
18
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Chapter 3
_
e
(S/
[n]
t
(S/
[n]_
t
ExpressCard Signals Descriptions
SignalPin#Module Pin Type Pwr Rail /ToleranceHR908Carrier BoardDescription
EXCD0_CPPE#A49PU 10k to 3.3V
EXCD1_CPPE#B48PU 10k to 3.3V
EXCD0_PERST#A48
EXCD1_PERST#B47
DDI Signals Descriptions
SignalPin#Module Pin Type Pwr Rail /ToleranceHR908Carrier BoardDescription
DDI1_PAIR0+/SDVO1_RED+D26Connect AC Coupling Capacitors 0.1uF to Device
PAIR0-/SDVO1_RED-D27Connect AC Coupling Capacitors 0.1uF to Devic
DDI1
DDI1_PAIR1+/SDVO1_GRN+D29Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR1-/SDVO1_GRN-D30Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR2+/SDVO1_BLU+D32Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR2-/SDVO1_BLU-D33Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR3+/SDVO1_CK+D36Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR3-/SDVO1_CK-D37Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR4+/SDVO1_INT+C25Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR4-/SDVO1_INT-C26Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR5+/SDVO1_TVCLKIN+C29Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR5-/SDVO1_TVCLKIN-C30Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR6+/SDVO1_FLDSTALL+C15Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR6-/SDVO1_FLDSTALL-C16Connect AC Coupling Capacitors 0.1uF to Device
DDI1_CTRLCLK_AUX+/SDVO1_CTRLCLK D15
DDI1_CTRLCLK_AUX/SDVO1_CTRLDATA
DDI1_HPDC24I CMOS3.3V / 3.3VPD 1M and Connect to device Hot Plug DetectDDI Hot-Plug Detect
DDI1_DDC_AUX_SELD34I CMOS3.3V / 3.3VPD 1M
DDI2_PAIR0+D39Connect AC Coupling Capacitors 0.1uF to Device
DDI2_PAIR0-D40Connect AC Coupling Capacitors 0.1uF to Device
DDI2_PAIR1+D42Connect AC Coupling Capacitors 0.1uF to Device
DDI2_PAIR1-D43Connect AC Coupling Capacitors 0.1uF to Device
DDI2_PAIR2+D46Connect AC Coupling Capacitors 0.1uF to Device
DDI2_PAIR2-D47Connect AC Coupling Capacitors 0.1uF to Device
DDI2_PAIR3+D49Connect AC Coupling Capacitors 0.1uF to Device
DDI2_PAIR3-D50Connect AC Coupling Capacitors 0.1uF to Device
DDI2_CTRLCLK_AUX+C32
DDI2_CTRLCLK_AUX-C33
DDI3_HPDD44I CMOS3.3V / 3.3VPD 1M and Connect to device Hot Plug DetectDDI Hot-Plug Detect
DDI3_DDC_AUX_SELC34I CMOS3.3V / 3.3VPD 1M to GND
DDI3_PAIR0+C39Connect AC Coupling Capacitors 0.1uF to Device
DDI3_PAIR0-C40Connect AC Coupling Capacitors 0.1uF to Device
DDI3_PAIR1+C42Connect AC Coupling Capacitors 0.1uF to Device
DDI3_PAIR1-C43Connect AC Coupling Capacitors 0.1uF to Device
DDI3_PAIR2+C46Connect AC Coupling Capacitors 0.1uF to Device
DDI3_PAIR2-C47Connect AC Coupling Capacitors 0.1uF to Device
DDI3_PAIR3+C49Connect AC Coupling Capacitors 0.1uF to Device
DDI3_PAIR3-C50Connect AC Coupling Capacitors 0.1uF to Device
D16
I CMOS3.3V /3.3V
O CMOS3.3V /3.3VPCI ExpressCard: reset, active low, one per card
O PCIEAC coupled off ModuleDDI 1 Pair 0 differential pairs/Serial Digital Video B red output differential pair
O PCIEAC coupled off ModuleDDI 1 Pair 1 differential pairs/Serial Digital Video B green output differential pair
O PCIE
O PCIEAC coupled off ModuleDDI 1 Pair 3 differential pairs/Serial Digital Video B clock output differential pair.
I PCIE
I PCIEAC coupled off ModuleSerial Digital Video TVOUT synchronization clock input differential pair.
I PCIE
I/O PCIEAC coupled on Module
I/O OD CMOS 3.3V / 3.3V
I/O PCIEAC coupled on Module
I/O OD CMOS 3.3V / 3.3V
O PCIEAC coupled off Module
O PCIEAC coupled off ModuleDDI 2 Pair 1 differential pairs
O PCIEAC coupled off ModuleDDI 2 Pair 2 differential pairs
O PCIEAC coupled off ModuleDDI 2 Pair 3 differential pairs
I/O PCIEAC coupled on Module
I/O OD CMOS 3.3V / 3.3V
I/O PCIEAC coupled on Module
I/O OD CMOS 3.3V / 3.3V
O PCIEAC coupled off Module
O PCIEDDI 3 Pair 1 differential pairs
O PCIEAC coupled off Module
O PCIEAC coupled off ModuleDDI 3 Pair 3 differential pairs
AC coupled off ModuleDDI 1 Pair 2 differential pairs/Serial Digital Video B blue output differential pair
AC coupled off Module
AC coupled off ModuleSerial Digital Video Field Stall input differential pair.
AC coupled off Module
PD 49.9K to GND
W IC between
PU 2.2K to 3.3V, PD 49.9K to
GND
PU 100K to 3.3V
(S/W IC between
PU 2.2K to 3.3V/PU 100K to
3.3V
(S/W IC between
PD 49.9K to GND
(S/W IC between
PU 2.2K to 3.3V, PD 49.9K to
GND
PU 100K to 3.3V
W IC between
PU 2.2K to 3.3V/PU 100K to
3.3V
(S/W IC between
Connect to DP AUX+DP AUX+ function if DDI1_DDC_AUX_SEL is no connect
Connect to HDMI/DVI I2C CTRLCLKHDMI/DVI I2C CTRLCLK if DDI1_DDC_AUX_SEL is pulled high
Connect to DP AUX-DP AUX- function if DDI1_DDC_AUX_SEL is no connect
Connect to HDMI/DVI I2C CTRLDATAHDMI/DVI I2C CTRLDATA if DDI1_DDC_AUX_SEL is pulled high
PU 100K to 3.3V for DDC(HDMI/DVI)
Connect to DP AUX+DP AUX+ function if DDI2_DDC_AUX_SEL is no connect
Connect to HDMI/DVI I2C CTRLCLKHDMI/DVI I2C CTRLCLK if DDI2_DDC_AUX_SEL is pulled high
Connect to DP AUX-DP AUX- function if DDI2_DDC_AUX_SEL is no connect
Connect to HDMI/DVI I2C CTRLDATAHDMI/DVI I2C CTRLDATA if DDI2_DDC_AUX_SEL is pulled high
PU 100K to 3.3V for DDC(HDMI/DVI)
PCI ExpressCard: PCI Express capable card request, active low, one per
card
Serial Digital Video B interrupt input differential pair.
Selects the function of DDI1_CTRLCLK_AUX+ and DDI1_CTRLDATA_AUX-.
DDI[n]_DDC_AUX_SEL shall be pulled to 3.3V on the Carrier with a 100K Ohm
resistor to configure the DDI[n]_AUX pair as the DDC channel.
Carrier DDI
DDI 2 Pair 0 differential pairs
Selects the function of DDI2_CTRLCLK_AUX+ and DDI2_CTRLDATA_AUX-.
DDI[n]_DDC_AUX_SEL shall be pulled to 3.3V on the Carrier with a 100K Ohm
resistor to configure the DDI[n]_AUX pair as the DDC channel.
Carrier DDI
DDI 3 Pair 0 differential pairs
DDI 3 Pair 2 differential pairs
DDC AUX SEL should be connected to pin 13 of the DisplayPor
DDC_AUX_SEL should be connected to pin 13 of the DisplayPor
PCI Express Graphics lane reversal input strap. Pull low on the Carrierboard to reverse lane order.
SignalPin#Module Pin TypePwr Rail /ToleranceHR908Carrier BoardDescriptionEXCD0_CPPE#A49PU 10k to 3.3VEXCD1_CPPE#B48PU 10k to 3.3VEXCD0_PERST#A48EXCD1_PERST#B47
SignalPin#Module Pin TypePwr Rail /ToleranceHR908Carrier BoardDescriptionDDI1_PAIR0+/SDVO1_RED+D26Connect AC Coupling Capacitors 0.1uF to DeviceDDI1
_
PAIR0-/SDVO1_RED-D27Connect AC CouplingCapacitors 0.1uF to Devic
e
DDI1_PAIR1+/SDVO1_GRN+D29Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR1-/SDVO1_GRN-D30Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR2+/SDVO1_BLU+D32Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR2-/SDVO1_BLU-D33Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR3+/SDVO1_CK+D36Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR3-/SDVO1_CK-D37Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR4+/SDVO1_INT+C25Connect AC Coupling Capacitors 0.1uF to Device
DDI1_PAIR4-/SDVO1_INT-C26Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR5+/SDVO1_TVCLKIN+C29Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR5-/SDVO1_TVCLKIN-C30Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR6+/SDVO1_FLDSTALL+C15Connect AC Coupling Capacitors 0.1uF to DeviceDDI1_PAIR6-/SDVO1_FLDSTALL-C16Connect AC Coupling Capacitors 0.1uF to Device
I/O PCIEAC coupled on Module
PD 49.9K to GND
(S/
W IC between
Connect to DP AUX+DP AUX+ function if DDI1_DDC_AUX_SEL is no connect
I/O OD CMOS3.3V / 3.3V
PU 2.2K to 3.3V, PD 49.9K toGND
Connect to HDMI/DVI I2C CTRLCLKHDMI/DVI I2C CTRLCLK if DDI1_DDC_AUX_SEL is pulled high
I/O PCIEAC coupled on Module
PU 100K to 3.3V
(S/W IC between
Connect to DP AUX-DP AUX- function if DDI1_DDC_AUX_SEL is no connect
I/O OD CMOS3.3V / 3.3V
PU 2.2K to 3.3V/PU 100K to
3.3V
(S/W IC between
Connect to HDMI/DVI I2C CTRLDATAHDMI/DVI I2C CTRLDATA if DDI1_DDC_AUX_SEL is pulled high
DDI1_HPDC24I CMOS3.3V / 3.3VPD 1M and Connect to device Hot Plug DetectDDI Hot-Plug Detect
DDI1_DDC_AUX_SELD34I CMOS3.3V / 3.3VPD 1M
PU 100K to 3.3V for DDC(HDMI/DVI)
Selects the function of DDI1_CTRLCLK_AUX+ and DDI1_CTRLDATA_AUX-.DDI[n]_DDC_AUX_SEL shall be pulled to 3.3V on the Carrier with a 100K Ohmresistor to configure the DDI[n]_AUX pair as the DDC channel.Carrier DDI
[n]
DDCAUXSEL should be connected to pin 13 of the DisplayPor
t
DDI2_PAIR0+D39Connect AC Coupling Capacitors 0.1uF to DeviceDDI2_PAIR0-D40Connect AC Coupling Capacitors 0.1uF to DeviceDDI2_PAIR1+D42Connect AC Coupling Capacitors 0.1uF to DeviceDDI2_PAIR1-D43Connect AC Coupling Capacitors 0.1uF to DeviceDDI2_PAIR2+D46Connect AC Coupling Capacitors 0.1uF to DeviceDDI2_PAIR2-D47Connect AC Coupling Capacitors 0.1uF to DeviceDDI2_PAIR3+D49Connect AC Coupling Capacitors 0.1uF to DeviceDDI2_PAIR3-D50Connect AC Coupling Capacitors 0.1uF to Device
I/O PCIEAC coupled on Module
PD 49.9K to GND
(S/W IC between
Connect to DP AUX+DP AUX+ function if DDI2_DDC_AUX_SEL is no connect
I/O OD CMOS3.3V / 3.3V
PU 2.2K to 3.3V, PD 49.9K toGND
Connect to HDMI/DVI I2C CTRLCLKHDMI/DVI I2C CTRLCLK if DDI2_DDC_AUX_SEL is pulled high
I/O PCIEAC coupled on Module
PU 100K to 3.3V
(S/
W IC between
Connect to DP AUX-DP AUX- function if DDI2_DDC_AUX_SEL is no connect
I/O OD CMOS3.3V / 3.3V
PU 2.2K to 3.3V/PU 100K to
3.3V
(S/W IC between
Connect to HDMI/DVI I2C CTRLDATAHDMI/DVI I2C CTRLDATA if DDI2_DDC_AUX_SEL is pulled high
DDI3_HPDD44I CMOS3.3V / 3.3VPD 1M and Connect to device Hot Plug DetectDDI Hot-Plug Detect
DDI3_DDC_AUX_SELC34I CMOS3.3V / 3.3VPD 1M to GND
PU 100K to 3.3V for DDC(HDMI/DVI)
Selects the function of DDI2_CTRLCLK_AUX+ and DDI2_CTRLDATA_AUX-.DDI[n]_DDC_AUX_SEL shall be pulled to 3.3V on the Carrier with a 100K Ohmresistor to configure the DDI[n]_AUX pair as the DDC channel.Carrier DDI[n]_DDC_AUX_SEL should be connected to pin 13 of the DisplayPor
t
DDI3_PAIR0+C39Connect AC Coupling Capacitors 0.1uF to DeviceDDI3_PAIR0-C40Connect AC Coupling Capacitors 0.1uF to DeviceDDI3_PAIR1+C42Connect AC Coupling Capacitors 0.1uF to DeviceDDI3_PAIR1-C43Connect AC Coupling Capacitors 0.1uF to DeviceDDI3_PAIR2+C4Connect AC Coupling Capacitors 0.1uF to DeviceDDI3_PAIR2-C47Connect AC Coupling Capacitors 0.1uF to DeviceDDI3_PAIR3+C49Connect AC Coupling Capacitors 0.1uF to DeviceDDI3_PAIR3-C50Connect AC Coupling Capacitors 0.1uF to Device
PD 49.9K to GND
[n]
t
AC coupled off ModuleSerial Digital Video Field Stall input differential pair.
O PCIE
O PCIEAC coupled off ModuleDDI 1 Pair 3 differential pairs/Serial Digital Video B clock output differential pair.
I PCIE
I PCIEAC coupled off ModuleSerial Digital Video TVOUT synchronization clock input differential pair.
AC coupled off Module
O PCIEAC coupled off Module
DDI 3 Pair 0 differential pairs
O PCIEAC coupled off ModuleDDI 2 Pair 3 differential pairs
DDI 3 Pair 2 differential pairs
O PCIEDDI 3 Pair 1 differential pairs
O PCIEAC coupled off Module
DDI 2 Pair 0 differential pairs
O PCIEAC coupled off ModuleDDI 3 Pair 3 differential pairs
AC coupled off Module
DDI Signals Descriptions
O PCIEAC coupled off ModuleDDI 1 Pair 0 differential pairs/Serial Digital Video B red output differential pair
I PCIE
O PCIEAC coupled off ModuleDDI 2 Pair 2 differential pairs
O PCIEAC coupled off ModuleDDI 2 Pair 1 differential pairs
O PCIEAC coupled off Module
DDI2_CTRLCLK_AUX+C32
DDI2_CTRLCLK_AUX-C33
DDI1_CTRLCLK_AUX+/SDVO1_CTRLCLKD15
DDI1_CTRLCLK_AUX-/SDVO1_CTRLDATA
D16
AC coupled off ModuleDDI 1 Pair 2 differential pairs/Serial Digital Video B blue output differential pair
O PCIEAC coupled off ModuleDDI 1 Pair 1 differential pairs/Serial Digital Video B green output differential pair
Serial Digital Video B interrupt input differential pair.
O CMOS3.3V /3.3VPCI ExpressCard: reset, active low, one per card
PCI ExpressCard: PCI Express capable card request, active low, one percard
O PCIEAC coupled on ModulePCI Express Graphics transmit differential pairs 14
I PCIEAC coupled off ModulePCI Express Graphics receive differential pairs 15
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
I PCIEAC coupled off ModulePCI Express Graphics receive differential pairs 13
O PCIEAC coupled on ModulePCI Express Graphics transmit differential pairs 15
I PCIEAC coupled off Module
O PCIEAC coupled on ModulePCI Express Graphics transmit differential pairs 13
g
p
A
/
g
p
g
g
p
p
g
p
[
]
g
p
DDI Signals Descriptions
SignalPin#Module Pin Type Pwr Rail /ToleranceHR908Carrier BoardDescription
DDI3_CTRLCLK_AUX+C36
DDI3_CTRLCLK_AUX-C37
DDI3_HPDC44I CMOS3.3V / 3.3VPD 1M and Connect to device Hot Plug DetectDDI Hot-Plug Detect
DDI3_DDC_AUX_SELC38I CMOS3.3V / 3.3VPD 1M to GND
Important:
Ivy Bridge CPU+QM67 does not support active 3 display ports, only support active 2
display ports.
I/O PCIEAC coupled on Module
I/O OD CMOS 3.3V / 3.3V
I/O PCIEAC coupled on Module
I/O OD CMOS 3.3V / 3.3V
(S/W IC between
PU 2.2K to 3.3V, PD 49.9K to
GND
(S/W IC between Rpu/Rpd
PU 100K to 3.3V
(S/W IC between
PU 2.2K to 3.3V/PU 100K to
3.3V
Connect to DP AUX+DP AUX+ function if DDI3_DDC_AUX_SEL is no connect
Connect to HDMI/DVI I2C CTRLCLKHDMI/DVI I2C CTRLCLK if DDI3_DDC_AUX_SEL is pulled high
Connect to DP AUX-DP AUX- function if DDI3_DDC_AUX_SEL is no connect
Connect to HDMI/DVI I2C CTRLDATAHDMI/DVI I2C CTRLDATA if DDI3_DDC_AUX_SEL is pulled high
PU 100K to 3.3V for DDC(HDMI/DVI)
Chapter 3
20
Selects the function of DDI3_CTRLCLK_AUX+ and DDI3_CTRLDATA_AUX-.
DDI[n]_DDC_AUX_SEL shall be pulled to 3.3V on the Carrier with a 100K Ohm
resistor to configure the DDI[n]_AUX pair as the DDC channel.
Carrier DDI
DDC AUX SEL should be connected to pin 13 of the DisplayPor
www.d.comChapter 3 Hardware Installation
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