Super I/O Chipset; Super I/O Lpc Interface; Super I/O 16C550 Uarts - IEI Technology PCIE-9450 User Manual
Picmg 1.3 lga775 intel core 2 duo, pentium 4/d vga, dual pcie gbe, sata ii and usb2.0
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Also See for PCIE-9450:
- Quick installation manual (3 pages) ,
- Quick installation manual (8 pages)
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PCIE-9450 PICMG 1.3 CPU Card
PXE (Pre-boot Execution Environment) support
USB booting support
2.8.3 Super I/O Chipset
The Winbond W83627THG Super I/O chipset is connected to the ICH7R southbridge
through the LPC bus. Some of the features of the Winbond W83627THG chipset are listed
below.
LPC Interface
PC98/2001, ACPI and LANDesk Compliant
Hardware Monitor
Fan Speed Controller
+5V, 5VSB and 3.3V Power Supply
Two 16C550 UARTs for serial port control
One IEEE 1284 Parallel Port
Floppy Disk Controller
Keyboard Controller
Watchdog Timer
Serial IRQ Support
Some of the Super I/O features are described in more detail below.
2.8.3.1 Super I/O LPC Interface
The LPC interface on the Super I/O complies with the Intel
Rev. 1.1. The LPC interface supports both LDRQ# and SERIRQ protocols as well as PCI
PME# interfaces.
2.8.3.2 Super I/O 16C550 UARTs
The onboard Super I/O has two integrated 16C550 UARTs that can support the following:
Two standard serial ports
IrDa 1.0 and ASKIR protocols
®
Low Pin Count Specification
Page 21
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