Aaeon SBC-555 Manual page 55

Infra Red(IR) Function
You can select Enable to use the IR function.
Onboard Parallel Port
Sets the I/O address for the onboard parallel port. The setting
options are:
378H/IRQ7 (default)
Disabled
278H/IRQ5
38CH/IRQ7
Onboard Parallel mode
Selects the parallel port mode: The setting option are:
SPP
ECP+EPP
EPP
ECP
If you set this option to 'SPP' or 'EPP', the ECP Mode Use DMA'
option will not appear on the screen. If you set this option to 'SPP'
or 'ECP', the 'Parallel Port EPP Type' option will not appear on the
screen.
ECP Mode Use DMA
Selects the ECP Mode DMA channel. The setting options are:
3
1
USB Controller/ USB Keyboard Support
Enbales or Disables the onboard USB port controller, and USB
Keyboard support.