Super I/O Controller; Usb Ports - NEC DIRECTION T Manual

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Some systems also include the AWE32 Wavetable
Synthesizer chip integrates all the features of the chip with a
general MIDI processor and wavetable ROM, able to
generate up to 24 voices simultaneously.

Super I/O Controller

As standard equipment, your system provides the National
Semiconductor PC87307 Super I/O Controller, an ISA Plug
and Play multifunction I/O device that incorporates:
T
Two serial ports with
T
Multimode bidirectional parallel port with
T
Floppy disk controller
T
Keyboard and mouse controller.

USB Ports

The two Universal Serial Bus (USB) ports allow you to add
serial devices without opening up the system; simply plug
them into the port.
T
The ports are hot-pluggable: You can plug in a
peripheral without shutting down the computer; the USB
determines system resources for each peripheral and
assigns them automatically.
Two UART, software compatible with the 16450
and 16450A
16-byte FIFO buffer
Standard mode compatibility
Enhanced Parallel Port (EPP) mode with BIOS and
driver support
High-speed Extended Capabilities Port (ECP) mode
Understanding System Features 3-5

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