Advantech ROM-7420 User manual

ROM-7420 Evaluation Kit

Quick Start Guide

Contents

1. Copyright Notice

2. Introduction

3. Quick installation of ROM-7420 evaluation kit

3.1 Correct handling process

3.2 Incorrect handling process

3.3 Jumper setting

3.4 I/O Specification

3.4.1 ROM-7420 evaluation kit overview

3.4.2 Connectors and Headers

3.4.3 Power Distribution

1. Copyright Notice

This document is copyrighted, 2013 by Advantech Co., Ltd. All rights are reserved. Advantech Co.,

Ltd. reserves the right to make improvements to the products described in this manual at any time.

Specifications are thus subject to change without notice.

No part of this document may be reproduced, copied, translated, or transmitted in any form or by

any means without the prior written permission of Advantech Co., Ltd. Information provided in this

manual is intended to be accurate and reliable. However, Advantech Co., Ltd. assumes no

responsibility for its use, or for any infringements upon the rights of third parties which may result

from its use.

All the trademarks of products and companies mentioned in this document belong to their

respective owners.

2. Introduction

This document is to introduce ROM-7420 evaluation kit and let the end users start module

evaluation easily and smoothly. It includes 2 parts of concepts: Correct handling process and the

detail input/output connector and pin header specifications.

ROM-7420 evaluation kit includes ROM-7420 RISC Q7 module and ROM-DB7500 Advantech RISC Q7

Evaluation Carrier Board. It is highly recommended to completely read this document before

starting ROM-7420 evaluation since it includes critical information as pin define, handling process

and connector information. In the meanwhile, you should also comply with all warming notices and

regulations you read in this document, it can prevent damaging ROM-7420 evaluation kit and

spoiling those devices being connected.

Inappropriate installation may cause physical damage to ROM-7420 and its carrier board

ROM-DB7500, result it function-loss or abnormal behaviors as kernel panic or unstable electric

currents in the evaluation kit. In this case, we would identify this inappropriate use of evaluation kit

as human negligence and we are afraid it is excluded from our quality assurance policy.

For more information about Advantech’s policy and customer services, please visit Advantech

official website: www.advantech.com.tw

3. Quick installation of ROM-7420 evaluation kit

3.1 Correct Handling Process

A. Install the ROM-7420 module board to carrier board at a 30 degree angle.

B. Press down the module board and make sure the 4 screw holes are aligned with the carrier

board

C. Adjust the 4 screws clockwise to fix them in place

3.2 Incorrect Handling Process

A. Install ROM-7420 module board upside down

B. Install ROM-7420 through horizontal move without preventing interferes with the connectors on

carrier board

C. Fix ROM-7420 to carrier board without using M2.5x3 screws

3.3 Jumper setting

ROM-7420 module board

SW2 Boot Rom Selection

Part Number 1600000202

Footprint SW_2x2P_50_161X315

Description DIP SW CHS-02TB(20) SMD 4P SPST P=1.27mm W=5.4mm

Pin Pin Name

1 +3V

2 GND

This switch is designed for selecting boot up method. With Switch 1 on and Switch 2 off, the board boots

from on board eMMC; with Switch 1 off and Switch 2 on, it boots from SD/MMC card.

Boot Rom selection

SW2

SPI NOR

OFF

SD Slot

OFF

ROM-DB7500 Evaluation Carrier Board

<LVDS>

LVDS_VDD_SLT1 Panel power Setting

Description Panel power for LVDS1

Setting Function

(1-2) +3.3V *

(3-4) +5V

(5-6) +12V

LVDS_VDD_SLT2 Panel power Setting

Description Panel power for LVDS2

Setting Function

(1-2) +3.3V *

(3-4) +5V

(5-6) +12V

LVDS_BKLT_SLT1 Backlight power Setting

Description Panel power for LVDS_PWR1

Setting Function

(1-2) +5V *

(2-3) +12V

LVDS_BKLT_SLT2 Backlight power Setting

Description Panel power for LVDS_PWR2

Setting Function

(1-2) +5V *

(2-3) +12V

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