Main Chipset Configuration; Bios; Expansion Slot - TRIGEM Micro-ATX Hardware Document

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2-4 BIOS

The motherboard uses a TriGem-Phoenix BIOS, which is stored in flash memory and can be upgraded using a
disk-based program. A new version of the BIOS can be upgraded from a diskette using the Flash Memory
Update utility.
Flash memory organization
Address (Hex)
FFFF0000 – FFFFFFFF
FFF82000 – FFFEFFFF
FFF80000 - FFF81FFF
On-board device management
The BIOS can manage the devices on the motherboard over the CMOS setup menu.
Device
PS/2 Mouse
Regacy USB
Function
On board FDC
On board serial
On board parallel
Midi port
Game port
2-5.

Expansion Slot

The motherboard support PCI and GMCH function. PCI functions are extended to the additional slot with 3 PCI,
and GMCH function is designed in the motherboard with Integrated System/Graphics controller.
PCI configuration space map
Bus number Device number
00 30
00 31
00 31
00 31
00 31
00 31
00 31
00 31
00 31
00 00
00 01
00 0B
01 0E
01 0D
01 0C
TriGem Computer Inc.
Size
64KB
440KB
8KB
Description
Intel 82801AA (ICH)
Intel 82801AA (ICH)
Super I/O (ITE8702)
Super I/O (ITE8702)
Super I/O (ITE8702)
Super I/O (ITE8702)
Super I/O (ITE8702)
Function number
00
00
01
02
03
04
05
06
07
00
00
00
00
00
00
9/188
Functional description
Boot block
Main BIOS block
ESCD block
CMOS setup menu
Enable / Disable / Auto Detect
Enable / Disable
Enable / Disable
Enable / Disable
Enable / Disable
Enable / Disable / Auto
Enable / Disable / Auto
Device
Intel 82801AA(ICH) PCI Bridge
Intel 82801AA(ICH) LPC Bridge
Intel 82801AA(ICH) Bus master IDE
Intel 82801AA(ICH) USB Host Controller
Intel 82801AA(ICH) SM Bus Controller
Reserved
Intel 82801AA(ICH) AC'97 Audio Controller
Intel 82801AA(ICH) AC'97 Modem Controller
Reserved
Intel 82810DC100(GMCH) System/Graphics
Controller
Intel 82810DC100(GMCH) Internal Graphics
Device
CS4281 PCI Audio
PCI slot1
PCI slot2
PCI slot3
Hardware Document
Board Development Team
Default value
Auto Detect
Disable
Enable
Enable
Enable
Auto
Auto
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