Floppy Disk Interface; Serial Port Com1 And Com2; Parallel Port Lpt1 - Lippert PC/104-Plus Technical Manual

Technical Manual PC/104-Plus "Cool RoadRunner II" Version 1.16

1.13 Floppy disk interface

The floppy interface connector is built for slimline floppy disk drives. For connection of a
conventional floppy disk drive an optional adapter connector is available.

1.14 Serial port COM1 and COM2

The serial ports are located on two IDC headers "COM1" and "COM2". Adapter cables with
standard DB9 male connectors are available.
The serial ports are programmable in BIOS setup by pressing DEL at boot time. When en-
tering Integrated Peripherals and then choosing Onboard Serial Port 1 or Onboard Se-
rial Port 2, configuration of the serial ports is accessible.
The following settings are possible for COM1:
- Auto
- 3F8 / IRQ4 (base address / interrupt channel)
- 3F8 / IRQ3 (base address / interrupt channel)
- 3E8 / IRQ4 (base address / interrupt channel)
- 2E8 / IRQ3 (base address / interrupt channel)
The following settings are possible for COM2:
- Disabled
- Auto
- 3F8 / IRQ4 (base address / interrupt channel)
- 2F8 / IRQ3 (base address / interrupt channel)
- 3E8 / IRQ4 (base address / interrupt channel)
- 2E8 / IRQ3 (base address / interrupt channel)

1.15 Parallel Port LPT1

The parallel port is located on an IDC26 header. An adapter cable with a standard DB25
female connector is available.
The parallel port is programmable in BIOS setup by pressing DEL at boot time. Entering
Integrated Peripherals and then choosing Onboard Parallel Port, configuration of LPT1
is accessible.
Configuring LPT1, the following settings are possible:
- Disabled
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April 2004 Page 13 of 42