IBM LV-671 2.12 <GPIO Interface>

LV-671 User’s Manual Hardware Setup

GPIO Interface 33

2.12 <GPIO Interface>

The board offers 16-bit digital I/O to customize its configuration to your control needs.

For example, you may configure the digital I/O to control the opening and closing of the

cash drawer or to sense the warning signal from a tripped UPS.

Connector: CN_DIO

Type: 20-pin (10 x 2) header

Pin Description Pin Description

1 GP10 2 GP20

3 GP11 4 GP21

5 GP12 6 GP22

7 GP13 8 GP23

9 Ground 10 Ground

11 GP14 12 GP24

13 GP15 14 GP25

15 GP16 16 GP26

17 GP17 18 N/C

19 12VDU 20 5VDU

CN_DIO

Contents

Main Page Page Page Packing List Index Page Page Chapter 1 <Introduction> 1.1 <Product Overview> 1.2 <Product Specification> General Specification Page Page LV-671 Users Manual Introduction Component Placement 13 1.3 <Component Placement> LV-671 Users Manual Block Diagram 14 1.4 <Block Diagram> LV-671 Users Manual Hardware Setup Connector Location 15 Chapter 2 <Hardware Setup> 2.1 <Connector Location> 2.2 <Jumper Reference> 2.3 <Connector Reference> 2.3.1 <Internal Connector> 2.3.2 <External I/O connector> 2.4 <System Setup> 2.4.1 <CPU Installation> 2.4.2 <Memory Installation> 2.4.3 <CPU Cooler Installation> 2.5 <CMOS Setup> 2.6 <IDE Interface> 2.7 Compact Flash Interface 2.8 <Display Interface> 2.8.1 <Analog display interface> 2.8.2 <Digital display interface> Page Page Page 2.9 <Audio Interface> Page 2.10 <Ethernet Interface> 2.11 <Power and Fan connector> Page 2.12 <GPIO Interface> 2.13 <Expansive Interface> 2.14 <Switch and Indicator> Page Chapter 3 <System Setup> 3.1 <Watchdog Timer Setting> Page 3.3 <Display Device Setup> Page Page Page Chapter 4 <BIOS Setup> Page Appendix A <I/O Port Pin Assignment> A.1 <IDE Port> Page A.2 <Floppy Port> A.3 < USB Interface > A.4 <IrDA Port> A.5 < VGA Port > A.6 < LAN Port > A.7 < Serial Port > Page Appendix B <Flash BIOS> B.1 <Flash Tool> B.2 <Flash BIOS Procedure> Page LV-671 Users Manual System Resource I/O Address Map 53 Appendix C <System Resource> C.1 <I/O Address Map> Address Range Device LV-671 Users Manual System Resource I/O Address Map 54 LV-671 Users Manual System Resource Memory Address Map 55 C.2 <Memory Address Map> Range Device LV-671 Users Manual System Resource System IRQ and DMA Resource 56 C.3 <System IRQ and DMA Resource> C3.1 IRQ IRQ Number Device C3.2 DMA Contact Information Taiwan Commate Computer Inc.