Ampro Corporation Single Board Computer Littleboard 550 - Manual (Page 82)

Chapter 4 BIOS Setup
76 Reference Manual LittleBoard 550
• If this field is set to [Disabled], the IRQs and DMA channels listed below can not be
assigned to Plug and Play devices.
♦ PnP OS – [Disabled] or [Enabled]
If this field is set to [Enabled], the BIOS makes the Plug and Play API available for Plug and
Play Operating Systems. This allows the Plug and Play OS to get the Plug and Play
information by calling the Plug and Play API.
♦ Assign IRQ 1 – [Disabled] or [Enabled]
• If this field is set to [Enabled], then the BIOS can assign this IRQ to a Plug and Play
adapter.
• If another device in the system is using this IRQ, then this field should be set to
[Disabled].
♦ Assign IRQ 3 – [Disabled] or [Enabled] (Typically COM2)
• If this field is set to [Enabled], then the BIOS can assign this IRQ to a Plug and Play
adapter.
• If another device in the system is using this IRQ, then this field should be set to
[Disabled].
♦ Assign IRQ 4 – [Disabled] or [Enabled] (Typically COM1)
• If this field is set to [Enabled], then the BIOS can assign this IRQ to a Plug and Play
adapter.
• If another device in the system is using this IRQ, then this field should be set to
[Disabled].
♦ Assign IRQ 5 – [Disabled] or [Enabled]
• If this field is set to [Enabled], then the BIOS can assign this IRQ to a Plug and Play
adapter.
• If another device in the system is using this IRQ, then this field should be set to
[Disabled].
♦ Assign IRQ 6 – [Disabled] or [Enabled] (Typically Floppy Disk)
• If this field is set to [Enabled], then the BIOS can assign this IRQ to a Plug and Play
adapter.
• If another device in the system is using this IRQ, then this field should be set to
[Disabled].
♦ Assign IRQ 7 – [Disabled] or [Enabled] (Typically LPT1)
• If this field is set to [Enabled], then the BIOS can assign this IRQ to a Plug and Play
adapter.
• If another device in the system is using this IRQ, then this field should be set to
[Disabled].
♦ Assign IRQ 9 – [Disabled] or [Enabled] (Typically unused)
• If this field is set to [Enabled], then the BIOS can assign this IRQ to a Plug and Play
adapter.
• If another device in the system is using this IRQ, then this field should be set to
[Disabled].