User`s guide

ManualsBrandsCongatec ManualsComputer equipmentCOM Express conga-B915

Contents

1 Specications ........................................................................... 12

1.1 Feature List .............................................................................. 12

1.2 Supported Operating Systems ................................................. 13

1.3 Mechanical Dimensions ........................................................... 13

1.4 Supply Voltage Standard Power .............................................. 14

1.4.1 Electrical Characteristics .......................................................... 14

1.4.2 Rise Time ................................................................................. 14

1.5 Power Consumption ................................................................. 15

1.5.1 Intel

Celeron M 600MHz 512k L2 cache ............................... 16

1.5.2 Intel

Celeron M 1.0GHz 512k L2 cache ................................. 17

1.5.3 Intel

Celeron M 1.5GHz 1MB L2 cache .................................. 17

1.6 Supply Voltage Battery Power ................................................. 17

1.6.1 CMOS Battery Power Consumption ........................................ 18

1.7 Environmental Specications ................................................... 18

2 Block Diagram .......................................................................... 19

3 Heatspreader ........................................................................... 20

3.1 Heatspreader Dimensions ....................................................... 21

4 Connector Subsystems Rows A, B, C, D ................................. 22

4.1 Primary Connector Rows A and B ............................................ 23

4.1.1 Serial ATA™ (SATA) ................................................................. 23

4.1.2 USB 2.0 .................................................................................... 23

4.1.3 AC’97 Digital Audio Interface/HDA ........................................... 23

4.1.4 Gigabit Ethernet ...................................................................... 23

4.1.5 LPC Bus ................................................................................... 24

4.1.6 I²C Bus 400kHz ........................................................................ 24

4.1.7 PCI Express™ ......................................................................... 24

4.1.8 ExpressCard™ ......................................................................... 24

4.1.9 Graphics Output (VGA/CRT) ................................................... 24

4.1.10 LCD .......................................................................................... 24

4.1.11 Power Control .......................................................................... 25

4.1.12 Power Management ................................................................. 26

4.2 Secondary Connector Rows C and D ...................................... 26

4.2.1 PCI Express Graphics (PEG) ................................................... 26

4.2.2 SDVO ....................................................................................... 26

4.2.3 PCI Bus .................................................................................... 26

4.2.4 IDE (PATA) ............................................................................... 26

5 Additional Features .................................................................. 27

5.1 Watchdog ................................................................................. 27

5.2 Onboard Microcontroller .......................................................... 27

5.3 Embedded BIOS ...................................................................... 27

5.3.1 Simplied Overview of BIOS Setup Data Backup .................... 28

5.4 Security Features ..................................................................... 29

5.5 Suspend to Ram ...................................................................... 29

5.6 congatec Battery Management Interface ................................. 29

6 conga Tech Notes .................................................................... 30

6.1 Comparison of I/O APIC to 8259 PIC Interrupt mode .............. 30

6.2 Native vs. Compatible IDE mode ............................................. 30

6.2.1 Compatible Mode ..................................................................... 30

6.2.2 Native ...................................................................................... 30

6.3 Intel

Processor Features ........................................................ 31

6.3.1 Thermal Monitor and Catastrophic Thermal Protection ........... 31

6.3.2 Processor Performance Control ............................................... 32

6.4 Thermal Management .............................................................. 33

6.5 ACPI Suspend Modes and Resume Events ............................ 34

6.6 USB 2.0 EHCI Host Controller Support ................................... 36

7 Signal Descriptions and Pinout Tables ..................................... 37

7.1 A-B Connector Signal Descriptions .......................................... 38

7.2 A-B Connector Pinout .............................................................. 45

7.3 C-D Connector Signal Descriptions ......................................... 47

7.4 C-D Connector Pinout .............................................................. 53

7.5 Boot Strap Signals ................................................................... 55

8 System Resources ................................................................... 56

8.1 System Memory Map ............................................................... 56

8.2 I/O Address Assignment ........................................................... 57

8.2.1 LPC Bus ................................................................................... 58