Intel P4LA 2.14 <GPIO interface>

P4LA User’s Manual Introduction

GPIO Interface 30

2.14 <GPIO interface>

The board provides a programmable 8-bit digital I/O interface, and a SMBus (System

management bus) interface for control panel application.

Connector: CN_DIO

Type: onboard 2 x 6-pin header, pitch=2.0mm

Pin Description Pin Description

1 Ground 2 Ground

3 GP10 4 GP14

5 GP11 6 GP15

7 GP12 8 GP16

9 GP13 10 GP17

11 VCC 12 +12V

W83627THG Assignment CN_DIO

PIN 121 GPSA2/GP17 PIN 10

PIN 122 GPSB2/GP16 PIN 8

PIN 123 GPY1/GP15 PIN 6

PIN 124 GPY2/P16/GP14 PIN 4

PIN 125 GPX2/P15/GP13 PIN 9

PIN 126 GPX1/P14/GP12 PIN 7

PIN 127 GPSB1/P13/GP11 PIN 5

PIN 128 GPSA1/P12/GP10 PIN 3

CN_DIO

Contents

Main Page Packing List Index Chapter1 <Introduction> Chapter 2 <Hardware Setup> Chapter 3 <System Configuration> Chapter 4 <BIOS Setup> Appendix A <I/O Port Pin Assignment> Appedix B <System Resources> Appedix B <How to setting RS-422/485> Appedix C <Flash BIOS> Appendix D <Programming GPIOs> Appendix E <What Dog timer Setting > Contact Information Page Chapter1 <Introduction> 1.1 <Product Overview> Intel LGA775 processor Intel 945G and ICH7R chipset One Marvell E8053 1.2 <Product Specification> General Specification Page P4LA Users Manual Introduction Component Placement 10 1.3 <Component Placement> 1.4 <Block Diagram> ICH7R 1.5 <Mechanical Drawing > P4LA Users Manual Hardware Setup Connector Location 13 Chapter 2 <Hardware Setup> 2.1 <Connector Location> 2.2 <Jumper Reference> 2.3 <Connector Reference> 2.3.1 <Internal Connectors> 2.3.2 <External Connectors> 2.4 <CPU and Memory Setup> 2.4.1 <CPU installation> 2.4.2 <Memory installation> 2.5 <CMOS Setup> 2.6 <Enhanced IDE interface> 2.7 <Serial ATA installation> Page Page 2.10 <Audio Installation> Page 2.11 <Display Installation> 2.12 <USB Installation> Page 2.13 <Power and Fan Installation> Page 2.14 <GPIO interface> 2.15 <Serial Port> 2.16 <Switch and Indicator> 2.17 <Expansion Interface> Page Chapter 3 <System Configuration> 3.1 <SATA configuration> X X Page On-Chip Serial ATA mode: 3.2 <SATA RAID Configuration> Page Page Page Page 3.4 <Video Memory Setup> Page 3.5 <Display Properties Setting> Page Chapter 4 <BIOS Setup> Page Appendix A <I/O Port Pin Assignment> A.1 IDE Port 39 A.2 <Serial ATA Port> A.3 <Floppy Port> A.4 <IrDA Port> A.5 <Serial Port> A.6 <VGA Port> A.7 <LAN Port> A.8 <SMBus> A.9 <LPT Port > Appedix B <System Resources> Page B2.<Memory Address Map> Page Appedix B <How to setting RS-422/485> Appedix C <Flash BIOS> C.1 BIOS Auto Flash Tool C.2 Flash Method Appendix D <Programming GPIOs> Appendix E <What Dog timer Setting > Contact Information Taiwan Commate Computer Inc.