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Intel Desktop Board D915PCY/D915PCM Technical Product Specification
1.9 I/O Controller
The I/O controller provides the following features:
•
Two serial ports (Serial Port B is optional)
•
One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port
(EPP) support
•
Serial IRQ interface compatible with serialized IRQ support for PCI Conventional bus systems
•
PS/2-style mouse and keyboard interfaces
•
Interface for one 1.44 MB or 2.88 MB diskette drive
•
Intelligent power management, including a programmable wake-up event interface
•
PCI Conventional bus power management support
The BIOS Setup program provides configuration options for the I/O controller.
1.9.1 Serial Ports
The Desktop Board can support up to two serial port connectors. Serial port A is located on the
back panel. Serial port B (optional) is accessible using a connector on the component side of
board. The serial ports support data transfers at speeds up to 115.2 kbits/sec with BIOS support.
For information about
The location of the serial port A connector
The location of the serial port B connector on the D915PCY board
The location of the serial port B connector on the D915PCM board
The signal names of the serial port B connector
1.9.2 Parallel Port
The 25-pin D-Sub parallel port connector is located on the back panel. Use the BIOS Setup
program to set the parallel port mode.
For information about
The location of the parallel port connector
1.9.3 Diskette Drive Controller
The I/O controller supports one diskette drive. Use the BIOS Setup program to configure the
diskette drive interface.
For information about
The location of the diskette drive connector on the D915PCY board
The location of the diskette drive connector on the D915PCM board
1.9.4 Keyboard and Mouse Interface
PS/2 keyboard and mouse connectors are located on the back panel.
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Refer to
Figure 17, page 58
Figure 18, page 60
Figure 19, page 62
Table 23, page 64
Refer to
Figure 17, page 58
Refer to
Figure 18, page 60
Figure 19, page 62
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