Aaeon SBC-659 Manual page 10

Half-s i z e C P U C a r d S B C - 6 5 9 R e v . B
onboard. For expansion modules a PCI-104 connector is integrated into
this half-sized card.
SBC-659 supports one IDE devise, dual floppy disk, four USB ports
onboard, two RS-232 serial ports and of which one can be configured as
RS-232/422/485. The single bi-directional parallel ports can support SPP,
ECP and EPP modes. The standard ATX power connector enables this
half sized SBC to be operated without a backplane if necessary.
1 - 3
Chapter 1 General Information