Chapter 3 Hardware Description
TI6NB Pentium II 440BX ATX Motherboard User’s Manual
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3.9 Onboard Multi-I/O
The onboard multi-I/O chip, W83977TF, supports a keyboard controller
(AMI copyright), two serial ports, one parallel port, one floppy controller
and one IrDA port. The serial ports are 16550 UART compatible. The
parallel port features high-speed EPP/ECP mode. The floppy controller
supports up to 2.88 MB format.
3.10 Onboard AGP Slot
The AGP (Accelerated Graphics Port) slot supports AGP compliant
VGA cards to achieve rich 3D and video graphics display. AGP is a
platform bus specification that enables 3D graphics capabilities including
support for z-buffering, alpha blending and faster texture mapping.
3.11 Hardware Monitoring IC
The TI6NB comes with the Winbond W83781D hardware monitoring
IC. It monitors several hardware parameters including power supply
voltages, fan speeds, and temperatures, which are very important for a
high-end computer system to work stable and properly.
