User`s manual

CyberResearch
®
Motherboards MXGD Series
CyberResearch, Inc. 31
25 Business Park Drive P: [phone]; F: [phone]
Branford, CT USA www.cyberresearch.com
Environment Controller integration. Some of the features of the iTE IT8712F chipset are
listed below:
 PC98/99/2001, ACPI and LANDesk Compliant
 Enhanced Hardware Monitor
 Fan Speed Controller
 Single +5V Power Supply
 Two 16C550 UARTs for serial port control
 One IEEE 1284 Parallel Port
 Keyboard Controller
 Watchdog Timer
 Serial IRQ Support
 Vbat & Vcch Support
 Single +5V Power Supply
Some of the Super I/O features are described in more detail below:
2.7.2.1 Super I/O LPC Interface
The LPC interface on the Super I/O complies with the Intel
®
Low Pin Count Specification
Rev. 1.0. The LPC interface supports both LDRQ# and SERIRQ protocols as well as PCI
PME# interfaces.
2.7.2.2 Super I/O 16C550 UARTs
The onboard Super I/O has two integrated 16C550 UARTs that can support the following:
 Two standard serial ports (COM1 and COM2)
 IrDa 1.0 and ASKIR protocols
Another two chipsets connected to the LPC bus provided connectivity to another two serial
port connectors (COM3 and COM4).