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EOM- 104 Series

Hardware User’s Manual

Second 12 Edition, April 20

www.moxa.com/product

EOM- 104 Series

Hardware User’s Manual

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.

Trademarks

The MOXA logo 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 product might include unintentional technical or typographical errors. Changes are periodically made to the

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

Technical Support Contact Information

www.moxa.com/support

Moxa Americas

Toll

- 1- - - free: 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 21 5258 5505

Moxa Europe

Tel:

- - -0 +49 89 3 70 03 99

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

Moxa Asia

-Pacific

Tel:

-2- - +886 8919 1230

Fax: -2- -+886 8919 1231

Table of Contents

1. Introduction ...................................................................................................................................... 1-1

Overview ........................................................................................................................................... 1-2

Package Checklist ............................................................................................................................... 1-2

Product Features ................................................................................................................................ 1-2

EOM- 104 Hardware Specifications......................................................................................................... 1-3

EOM-104 Hardware Block Diagram 1-4.......................................................................................................

Appearance— - EOM 104 Evaluation Kit.................................................................................................... 1-4

EOM-104 Embedded Module ......................................................................................................... 1-5

EOM- 104 Carrier Board ................................................................................................................ 1-5

Dimensions (unit: mm) ................................................................................................................ 1-6

2. EOM-104 Functionality ...................................................................................................................... 2-1

EOM- 104 Embedded Module Functions .................................................................................................. 2-2

LAN Ports .......................................................................................................................................... 2-2

Console Port ...................................................................................................................................... 2-2

GPIO ................................................................................................................................................. 2-2

Jumper .............................................................................................................................................. 2-2

Pin Assignments ................................................................................................................................. 2-2

Mechanical Specifications of the Pin Headers .......................................................................................... 2-4

3. EOM- -104 DK Functionality ................................................................................................................ 3-1

EOM- - 104 DK Development Board ......................................................................................................... 3-2

Combining the EOM DK with the Embedded Module- -104 .......................................................................... 3-2

LED Indicators .................................................................................................................................... 3-2

Wiring Requirements ........................................................................................................................... 3-2

Connecting the Power ......................................................................................................................... 3-3

External Power Input ........................................................................................................................... 3-3

Grounding the EOM 104 Evaluation Kit- .................................................................................................. 3-3

Console Ports and Pin Assignments ....................................................................................................... 3-3

LAN Ports and Pin Assignments ............................................................................................................ 3-4

Reset Button ...................................................................................................................................... 3-4

Dip Switch and Terminal Block ............................................................................................................. 3-4

Schematic .......................................................................................................................................... 3-5

4. PCB and Layout Guideline 4-1.................................................................................................................

General Rules ..................................................................................................................................... 4-2

Power Ground Rules ............................................................................................................................ 4-2

Chassis Ground .................................................................................................................................. 4-2

Magnetic Noise Zone ........................................................................................................................... 4-2

Differential Signal Layout ..................................................................................................................... 4-3

ESD Protection ................................................................................................................................... 4-3