NS PC87391

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NS PC87391

This is a National Semiconductor SuperIO chip

Note: National Semiconductor sold the SuperIO product line to Winbond Electronics

Features

Serial (16550A compatible)
Parallel
Floppy
IrDA 1.1
PS/2 keyboard/mouse

Linux support

This chipset is supported by recent 2.4 and 2.6 kernels

NOTE!

IrDA function is not enabled on the G41

Links

ThinkPads this chip may be found in

G41
X22, X23, X24

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