Interrupt request are shared as shown the table below:
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Onboard VGA
Onboard LAN
Onboard USB 0
Onboard USB 1
AC97/MC97
IMPORTANT! If using PCI cards on shared slots, make sure that the drivers
Note *1
Either AGP slot or onboard VGA can be active at the same time.
2-5-4 AGP Slot
In 815EDA/815EDAL/815EPDA/815EPDAL motherboards you can plug a 4X AGP
VGA Card into the AGP Slot and the 815EDA/815EDAL will disable on board VGA
automatically once you plug any VGA Card into the motherboard.
function of 815EDA/815EDAL boards is support AGP Inline Memory Module in AGP
Slot. By plug in AGP Inline Memory Module which with 4MB of 133MHz SDRAM
display cache, it will improve on board video graphic quality.
2-6 Connectors, Headers
2-6-1 Connectors
INT A INT B INT C INT D INT E
√
√
√
support "Shared IRQ" or that the cards don't need IRQ assignments.
Conflicts will arise between the two PCI groups that will make the
system unstable or cards inoperable.
√
√
√
√
AG P SLO T
14
INT F
INT G INT H
√
The special
√