Advantech ROM-8720 User manual

NXP Arm®Cortex®-A72 LS1046A COM

Express Type 7 Computer-on-Module

User Manual

ROM-8720

ROM-8720 User Manual

The documentation and the software included with this product are copyrighted2017

by Advantech Co., Ltd. All rights are reserved. Advantech Co., Ltd. reserves theright

to make improvements in the products described in this manual at any time without

notice. No part of this manual 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. How-

ever, Advantech Co., Ltd. assumes no responsibility for its use, nor for any infringe-

ments of the rights of third parties, which may result from its use.

Acknowledgements

Intel and Pentium are trademarks of Intel Corporation.

Microsoft Windows and MS-DOS are registered trademarks of Microsoft Corp.

All other product names or trademarks are properties of their respective owners.

Product Warranty (2 years)

Advantech warrants to you, the original purchaser, that each of its products will be

free from defects in materials and workmanship for two years from the date of pur-

chase.

This warranty does not apply to any products which have been repaired or alteredby

persons other than repair personnel authorized by Advantech, or which have been

subject to misuse, abuse, accident or improper installation. Advantech assumes no

liability under the terms of this warranty as a consequence of such events.

Because of Advantech’s high quality-control standards and rigorous testing, most of

our customers never need to use our repair service. If an Advantech product is defec-

tive, it will be repaired or replaced at no charge during the warranty period. For out-

of-warranty repairs, you will be billed according to the cost of replacement materials,

service time and freight. Please consult your dealer for more details.

If you think you have a defective product, follow these steps:

Collect all the information about the problem encountered. (For example, CPU

speed, Advantech products used, other hardware and software used, etc.) Note

anything abnormal and list any onscreen messages you get when the problem

occurs.

Call your dealer and describe the problem. Please have your manual,product,

and any helpful information readily available.

If your product is diagnosed as defective, obtain an RMA (returnmerchandize

authorization) number from your dealer. This allows us to process your return

more quickly.

Carefully pack the defective product, a fully-completed Repair and Replacement

Order Card and a photocopy proof of purchase date (such as your sales receipt)

in a shippable container. A product returned without proof of the purchase date

is not eligible for warranty service.

Write the RMA number visibly on the outside of the package and ship it prepaid

to your dealer.

Part No. 2006M87200 Edition 1.0

Printed in Taiwan Aug. 2022

iii

ROM-8720 User Manual

Declaration of Conformity

This product has passed the CE test for environmental specifications when shielded

cables are used for external wiring. We recommend the use of shielded cables. This

kind of cable is available from Advantech. Please contact your local supplier for

ordering information.

This product has passed the CE test for environmental specifications. Test conditions

for passing included the equipment being operated within an industrial enclosure. In

order to protect the product from being damaged by ESD (Electrostatic Discharge)

and EMI leakage, we strongly recommend the use of CE-compliant industrial enclo-

sure products.

FCC Class A

Note: This equipment has been tested and found to comply with the limits for a Class

A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to

provide reasonable protection against harmful interference when the equipment is

operated in a commercial environment. This equipment generates, uses, and can

radiate radio frequency energy and, if not installed and used in accordance with the

instruction manual, may cause harmful interference to radio communications.Opera-

tion of this equipment in a residential area is likely to cause harmful interference in

which case the user will be required to correct the interference at his ownexpense.

FCC Class B

Note: This equipment has been tested and found to comply with the limits for a Class

B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to

provide reasonable protection against harmful interference in a residential installa-

tion. This equipment generates, uses and can radiate radio frequency energy and, if

not installed and used in accordance with the instructions, may cause harmful inter-

ference to radio communications. However, there is no guarantee that interference

will not occur in a particular installation. If this equipment does cause harmful interfer-

ence to radio or television reception, which can be determined by turning the equip-

ment off and on, the user is encouraged to try to correct the interference by one or

more of the following measures:

◼

Reorient or relocate the receiving antenna.

◼

Increase the separation between the equipment and receiver.

◼

Connect the equipment into an outlet on a circuit different from that to which the

receiver is connected.

◼

Consult the dealer or an experienced radio/TV technician for help.

This equipment has passed the FM certification. According to the National Fire Pro-

tection Association, work sites are classified into different classes, divisions and

groups, based on hazard considerations. This equipment is compliant with thespeci-

fications of Class I, Division 2, Groups A, B, C and D indoor hazards.

RM-8720 User Manual

Technical Support and Assistance

Visit the Advantech website at http://support.advantech.com where you can find

the latest information about the product.

Contact your distributor, sales representative, or Advantech's customerservice

center for technical support if you need additional assistance. Please have the

following information ready before you call:

–

Product name and serial number

–

Description of your peripheral attachments

–

Description of your software (operating system, version, application software,

etc.)

–

A complete description of the problem

–

The exact wording of any error messages

Warnings, Cautions and Notes

Warning! Warnings indicate conditions, which if not observed, can cause personal

injury!

Caution! Cautions are included to help you avoid damaging hardware or losing

data. e.g.

There is a danger of a new battery exploding if it is incorrectly installed.

Do not attempt to recharge, force open, or heat the battery. Replace the

battery only with the same or equivalent type recommended by the man-

ufacturer. Discard used batteries according to the manufacturer's

instructions.

Note! Notes provide optional additional information.

Document Feedback

To assist us in making improvements to this manual, we would welcome comments

and constructive criticism. Please send all such - in writing to: support@advan-

tech.com

Packing List

Before setting up the system, check that the items listed below are included and in

good condition. If any item does not accord with the table, please contact your dealer

immediately.

◼

Item XXXXXXXX

◼

Box XXXXXXXXX

RM-8720 User Manual

Safety Instructions

Read these safety instructions carefully.

Keep this User Manual for later reference.

Disconnect this equipment from any AC outlet before cleaning. Use adamp

cloth. Do not use liquid or spray detergents for cleaning.

For plug-in equipment, the power outlet socket must be located near theequip-

ment and must be easily accessible.

Keep this equipment away from humidity.

Put this equipment on a reliable surface during installation. Dropping it or letting

it fall may cause damage.

The openings on the enclosure are for air convection. Protect theequipment

from overheating. DO NOT COVER THE OPENINGS.

Make sure the voltage of the power source is correct before connectingthe

equipment to the power outlet.

Position the power cord so that people cannot step on it. Do not placeanything

over the power cord.

10.

All cautions and warnings on the equipment should be noted.

11.

If the equipment is not used for a long time, disconnect it from the power source

to avoid damage by transient overvoltage.

12.

Never pour any liquid into an opening. This may cause fire or electrical shock.

13.

Never open the equipment. For safety reasons, the equipment shouldbe

opened only by qualified service personnel.

14.

If one of the following situations arises, get the equipment checked byservice

personnel:

◼

The power cord or plug is damaged.

◼

Liquid has penetrated into the equipment.

◼

The equipment has been exposed to moisture.

◼

The equipment does not work well, or you cannot get it to work according to

the user's manual.

◼

The equipment has been dropped and damaged.

◼

The equipment has obvious signs of breakage.

15.

DO NOT LEAVE THIS EQUIPMENT IN AN ENVIRONMENT WHERE THE

STORAGE TEMPERATURE MAY GO BELOW -20°C (-4°F) OR ABOVE 60°C

(140°F). THIS COULD DAMAGE THE EQUIPMENT. THE EQUIPMENT

SHOULD BE IN A CONTROLLED ENVIRONMENT.

16.

CAUTION: DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY

REPLACED. REPLACE ONLYWITH THE SAME OR EQUIVALENT TYPE

RECOMMENDED BY THE MANUFACTURER, DISCARD USED BATTERIES

ACCORDING TO THE MANUFACTURER'S INSTRUCTIONS.

The sound pressure level at the operator's position according to IEC 704-1:1982 is

no more than 70 dB (A).

DISCLAIMER: This set of instructions is given according to IEC 704-1. Advantech

disclaims all responsibility for the accuracy of any statements contained herein.

Safety Precaution - Static Electricity

Follow these simple precautions to protect yourself from harm and the

products from damage.

◼

Toavoid electrical shock, always disconnect the power from your PC

chassis before you work on it. Don't touch any components on the

CPU card or other cards while the PC is on.

◼

Disconnect power before making any configuration changes. The

sudden rush of power as you connect a jumper or install a card may

damage sensitiveelec- tronic compo

 
7 
 
Contents 
Chapter 1General Introduction.............................................8
1.1
 Introduction.................................................................2
1.2
 Specifications.............................................................2
1.2.1
 Functional Specifications..............................................2 
1.2.2
 Mechanical Specifications............................................4 
1.2.3
 Power Specifications....................................................4 
1.3
 Environmental Specifications .....................................4
Chapter 2H/W Instalation.....................................................5
2.1 Board Photo...............................................................6
2.2 Block Diagram............................................................6
2.3 Pin definition...............................................................7
2.4 Quick Start of ROM-8720 .........................................15
2.4.1 Debug Port Connection................................................15 
2.4.2 Debug Port Settings.....................................................15 
Chapter 3Software Functionality........................................16
3.1 Test Tools.................................................................17
Chapter 4System Recovery.................................................20
4.1
 System Recovery......................................................21
Chapter 5Advantech Services............................................23
5.1
 Contact Information...................................................24
5.2
 Technical Support and Assistance............................25
 
 

Chapter1

General Introduction

1.1

Introduction

Advantech ROM-8720 COM Express Type 7 Compact Computer-on-Module is

networking and

Edge firewall, two 10Gbsp-KR and up to four Gbps for the networking

communications. Three PCIe, three USB 3.2 Gen1 and three USB2.0 for the

embedded interface expansions.

two UART, one SPI and 8 GPIO for embedded device controls.

ROM-8720 is paired with Advantech SOM-DB5920 Evaluation Carrier Board for faster

end product peripheral integration and time-to-market. The reference schematics and

layout

checklists documentations for carrier board development will be provided along with

Linux BSP with DPAA (Data Path Architecture Acceleration) SDK for Queue / Buffer /

Frame

Manager and SEC encryption, test utilities, hardware design utilities and reference

drivers.

1.2

Specifications

1.2.1

Functional Specifications

Processor: NXP LS1046 Series

◼

ARM Cortex™-A72 high performance processor, Quad core 1.6 GHz

System Memory Support

◼

LPDDR4 2133 MT/s

◼

Capacity: SO-DIMM slot, Max.16 GB

Gigabit Ethernet

◼

Chipset: NXP LS1046 integrated XFI, RGMII, SGMII

◼

2x10Gbase-KR, 4 x10/100/1000 Mbps

Peripheral Interface

◼

1 x Gen3.0 x3 /1xGen2.0 x2

◼

SATA V3.0 x1(only ROM-8720WQ-RA1E supports)

◼

USB 3.2 Gen1 x3, USB 2.0 x3

◼

Mano SIM slot x1

◼

2-wire UART x2

◼

I2C x1

◼

GPIO x8

OS Support

◼

ROM-8720 supports Ubuntu

1.2.2

Mechanical Specifications

◼

Dimension: 95 x 95 mm

1.2.3

Power Specifications

◼Power supply Voltage: 12V

◼Power Supply Current:

Model

Kernel idle

Maximum mode

ROM-8720

7.46W

12.71W

1.3

Environmental Specifications

◼

Operating temperature: -40 ~ 70°C

◼

Operating humidity: 40°C @ 95% RH Non-condensing

◼

Storage temperature: -40 ~ 85°C (-40 ~ 185°F)

◼

Storage humidity: 60°C @ 95% RH Non-condensing

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