CPB4612 Configuration and Maintenance Guide
vii
7.3.2
Preload Value 2 (BAR+04h)..............................................................................................................................35
7.3.3
General Interrupt Status (BAR+08h) .................................................................................................................36
7.3.4
Reload Register (BAR+0Ch) .............................................................................................................................36
7.4
Using the Watchdog in an Application .............................................................................................................37
7.4.1
WDT Unlocking and Programming Sequence...................................................................................................37
7.4.2
Watchdog Reset .................................................................................................................................................37
7.4.2.1
Load Preload Values ..........................................................................................................................................37
7.4.2.2
Enabling the Watchdog Reset ............................................................................................................................37
7.4.2.3
Reloading the Watchdog....................................................................................................................................37
8
SYSTEM BIOS.......................................................................................................... 38
8.1
BIOS Upgrade and Recovery.............................................................................................................................39
8.1.1
Flash Utility Program.........................................................................................................................................39
8.1.2
BIOS Recovery ..................................................................................................................................................39
8.2
BIOS Configuration Overview..........................................................................................................................39
8.2.1
Boot Menu .........................................................................................................................................................40
8.2.2
ROM Utilities ....................................................................................................................................................41
8.2.3
System Summary ...............................................................................................................................................43
8.2.4
System Setup......................................................................................................................................................44
8.2.5
IDE Config.........................................................................................................................................................46
8.2.6
Hard Disk Setup.................................................................................................................................................47
8.2.7
Boot Order .........................................................................................................................................................49
8.2.8
Peripherals .........................................................................................................................................................51
8.2.9
USB Configuration ............................................................................................................................................53
8.2.10
MISC Config......................................................................................................................................................55
8.2.11
Event Logging....................................................................................................................................................57
8.2.12
Security/Virus ....................................................................................................................................................58
8.2.13
Exit.....................................................................................................................................................................59
8.3
Plug and Play (PnP) ...........................................................................................................................................60
8.3.1
Resource Allocation...........................................................................................................................................60
8.3.2
PnP ISA Auto-configuration..............................................................................................................................60
8.3.3
PCI Auto-configuration .....................................................................................................................................60
8.3.4
Legacy ISA Configuration .................................................................................................................................61
8.3.5
Automatic Detection of Video Adapters............................................................................................................61
8.4
Console Redirection ...........................................................................................................................................61
8.5
System Management BIOS (SMBIOS).............................................................................................................61
8.6
POST CODE LEDS ...........................................................................................................................................61
A
SPECIFICATIONS .................................................................................................... 64
A.1
Electrical and Environmental ...........................................................................................................................64
A.2
Absolute Maximum Ratings ..............................................................................................................................64
A.2.1
DC Operating Characteristics ............................................................................................................................64
A.2.2
Battery Backup Characteristics ..........................................................................................................................65
A.2.3
Operating Temperature ......................................................................................................................................65
A.3
Reliability ............................................................................................................................................................65
A.4
Mechanical ..........................................................................................................................................................65
A.4.1
Board Dimensions and Weight ..........................................................................................................................66
B
CONNECTORS......................................................................................................... 68
B.1
Connector Locations ..........................................................................................................................................69
