Diskette Drive Controller; Keyboard And Mouse Interface; I/O Controller Option - Intel D845HV Technical Product Specification

1.9.4 Diskette Drive Controller

The I/O controller supports one diskette drive that is compatible with the 82077 diskette drive
controller and supports both PC-AT and PS/2 modes.
For information about
The location of the diskette drive connector
The signal names of the diskette drive connector
The supported diskette drive capacities and sizes

1.9.5 Keyboard and Mouse Interface

PS/2 keyboard and mouse connectors are located on the back panel. The +5 V lines to these
connectors are protected with a PolySwitch
connection after an overcurrent condition is removed.
NOTE
The keyboard is supported in the bottom PS/2 connector and the mouse is supported in the top
PS/2 connector. Power to the computer should be turned off before a keyboard or mouse is
connected or disconnected.
The keyboard controller contains the AMI keyboard and mouse controller code, provides the
keyboard and mouse control functions, and supports password protection for power-on/reset. A
power-on/reset password can be specified in the BIOS Setup program.
For information about
The location of the keyboard and mouse connectors
The signal names of the keyboard and mouse connectors

1.9.6 I/O Controller Option

For the D845HV board only, there is a manufacturing option for an SMSC LPC47M132 I/O
controller. This optional I/O controller provides identical functionality to the standard I/O
controller, minus the integrated USB hub.
†
circuit that, like a self-healing fuse, reestablishes the
Product Description
Refer to
Figure 13, page 61
Table 38, page 66
Table 69, page 107
Refer to
Figure 10, page 52
Table 18, page 53
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