1 super i/o lpc interface, 2 super i/o 16c550 uarts, 3 super i/o enhanced hardware monitor – IEI Integration KINO-9453 v2.10 User Manual

Page 38: 4 super i/o fan speed controller, 5 super i/o keyboard controller

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KINO-9453 Mini-ITX Motherboard

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2.8.3.1 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.

2.8.3.2 Super I/O 16C550 UARTs

The on-board 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).

2.8.3.3 Super I/O Enhanced Hardware Monitor

The Super I/O Enhanced Hardware Monitor monitors three thermal inputs, VBAT internally,

and eight voltage monitor inputs. These hardware parameters are reported in the BIOS

and can be read from the BIOS Hardware Health Configuration menu.

2.8.3.4 Super I/O Fan Speed Controller

The Super I/O fan speed controller enables the system to monitor the speed of the fan.

One of the pins on the fan connector is reserved for fan speed detection and interfaced to

the fan speed controller on the Super I/O. The fan speed is then reported in the BIOS.

2.8.3.5 Super I/O Keyboard Controller

The Super I/O keyboard controller can execute the 8042 instruction set. Some of the

keyboard controller features are listed below:

The 8042 instruction is compatible with a PS/2 keyboard and PS/2 mouse

Gate A20 and Keyboard reset output

Supports multiple keyboard power on events

Supports mouse double-click and/or mouse move power on events

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