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ioLogik MXIO DLL API Reference

Second Edition, June 2008

www.moxa.com/product

Reproduction without permission is prohibited.

ioLogik MXIO DLL API Reference

The software described in this manual is furnished under a license agreement, and may be used only in

accordance with the terms of that agreement.

Reproduction without permission is prohibited.

Trademarks

Moxa is a registered trademark of Moxa Inc.

All other trademarks or registered marks in this manual belong to their respective manufacturers.

Disclaimer

Information in this document is subject to change without notice, and does not represent a commitment on the

part of Moxa.

Moxa provides this document “as is,” without warranty of any kind, either expressed or implied, including, but

not limited to, its particular purpose. Moxa reserves the right to make improvements, and/or changes to this

manual, or to the products, and/or the programs described in this manual, at any time.

Information provided in this manual is intended to be accurate, and reliable. However, Moxa assumes no

responsibility for its use, or for any infringements on the rights of third parties that may result from its use.

This manual might include unintentional technical or typographical errors. Changes are made periodically to the

information herein to correct such errors, and these changes are incorporated into new editions of the manual.

Technical Support Contact Information

www.moxa.com/support

Moxa Americas:

Toll-free: 1-888-669-2872

Tel: +1-714-528-6777

Fax: +1-714-528-6778

Moxa China (Shanghai office):

Toll-free: 800-820-5036

Tel: +86-21-5258-9955

Fax: +86-10-6872-3958

Moxa Europe:

Tel: +49-89-3 70 03 99-0

Fax: +49-89-3 70 03 99-99

Moxa Asia-Pacific:

Tel: +886-2-8919-1230

Fax: +886-2-8919-1231

Table of Contents

Chapter 1. Overview ....................................................................................................1-1

What is the MXIO Linux Library? ....................................................................................... 1-2

Supported Platforms ............................................................................................................. 1-2

Supported I/O Modules ........................................................................................................ 1-2

Moxa Library Comparison ................................................................................................... 1-2

Chapter 2. Programming Flow....................................................................................2-1

Connecting to a Single Ethernet I/O..................................................................................... 2-2

Connecting to Multiple Ethernet I/O .................................................................................... 2-3

Connecting to a Single Serial I/O......................................................................................... 2-4

Connecting to Multiple RS-485 I/O ..................................................................................... 2-5

Connecting to the ioLogik E2000 and Attached RS-485 I/O................................................ 2-6

Modbus Command Sets vs. Direct I/O Command Sets........................................................ 2-7

Modbus Command Sets................................................................................................ 2-7

Direct I/O Command Sets............................................................................................. 2-7

Chapter 3. MXIO API Overview ...................................................................................3-1

System Command Sets......................................................................................................... 3-2

RS-485/RS-232 I/O Connect Commands ..................................................................... 3-2

Ethernet I/O Connect Commands................................................................................. 3-2

General Commands ...................................................................................................... 3-2

Special Commands for ioLogik E2000, R2000 ............................................................ 3-2

Special Commands for ioLogik 4000 ........................................................................... 3-2

Modbus Command Sets........................................................................................................ 3-3

Direct I/O Command Sets..................................................................................................... 3-3

Digital Input Commands............................................................................................... 3-3

Digital Input Commands for ioLogik E2000, R2000 ................................................... 3-3

Digital Input / Output Mode Commands for ioLogik E2000........................................ 3-3

Counter Commands for ioLogik E2000, R2000 ........................................................... 3-4

Digital Output Commands............................................................................................ 3-4

Digital Output Commands for ioLogik E2000, R2000................................................. 3-5

Digital Output Commands for ioLogik 4000................................................................ 3-5

Pulse Output Commands for ioLogik E2000, R2000 ................................................... 3-5

Analog Input Commands.............................................................................................. 3-6

Analog Input Commands for ioLogik E2000, R2000................................................... 3-6

Analog Output Commands ........................................................................................... 3-6

Analog Output Commands for ioLogik E2000, R2000 ................................................ 3-7

Analog Output Commands for ioLogik 4000 ............................................................... 3-7

RTD Commands ........................................................................................................... 3-7

Thermocouple Commands............................................................................................ 3-8

Click&Go Logic Commands................................................................................................ 3-8

Active I/O Message Commands ........................................................................................... 3-8

Chapter 4. System Command Sets ............................................................................4-1

RS-232/RS-485 I/O Connect Commands ............................................................................. 4-2

Ethernet I/O Connect Commands......................................................................................... 4-4

General Commands .............................................................................................................. 4-5

Special Commands for ioLogik E2000, R2000 .................................................................... 4-7

Special Commands for ioLogik 4000 ................................................................................... 4-7

Product specificaties

Merk:	Moxa
Categorie:	Niet gecategoriseerd
Model:	M-3401
Resolutie:	14 Bit
Nauwkeurigheid:	±0.1%, FSR @ 25°C \n±0.3%, FSR @ 0°C, 60°C
Bedoeld voor:	Veldstroom
Aantal kanalen:	4 kanalen
Aansluiting type:	RTB
Module type:	Analoog
Signaal directie:	Invoer
Input stroom bereik:	0 - 20 mA