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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