23 ASMB-784 User Manual
Chapter 2 Connecting Peripherals
2.15 PCI Slots (PCI_SLOT1, PCI_SLOT3, PCI_SLOT5)
There are three 32bit PCI slots designed on ASMB-784, and default clock is 33 Mhz.
PCI clock could be selected between 33 or 66 MHz by JPCICLK1 jumper, and please
refer section of 2.21.
2.16 PCIe x16 slots Expansion Slot (PCIEX16_SLOT4
and PCIEX16_SLOT6)
The ASMB-784 provides one PCIe x16 slot(x16 link) or two PCIe x16 slots (x8 link)
for users to install add-on VGA cards when their applications require higher graphics
performance than the CPU embedded graphics controller can provide, or high band-
width demanded I/O card, such as frame grabber card, RAID card and 10G LAN
card. One x16 link on PCIEX16_SLOT6 or two x8 link on PCIEX16_SLOT6&SLOT4
could be set via JPEG1 and JPEG2.
Note! If there is only one PCIe x16 card will be installed on PCIEx16_SLOT6,
JPEG1 & JPEG2 is strongly to set as 1 PCIe x16 link(Both JPEG1 and
JPEG2 are 1-2 closed).