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Janz Tec emWEB-7 Hardware Manual

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emWEB-7 (Hardware Manual) • Introduction
All rights reserved by Janz Tec AG.
No parts of this technical manual may be modified, copied or reproduced
in any form or by any means for commercial use without the prior written
permission of Janz Tec AG, Germany.
All instructions, information and specification contained in this manual
are for reference only and remain subject to change without
announcement.
Rev. 1.1
PROPRIETARY NOTICE
emWEB-7
Web panel with browser support
(Hardware Manual)
Version 1.1
Preliminary
Refers to product revision
V x.x
1 - 1
© Janz Tec AG

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Summary of Contents for Janz Tec emWEB-7

  • Page 1 (Hardware Manual) • Introduction 1 - 1 PROPRIETARY NOTICE All rights reserved by Janz Tec AG. No parts of this technical manual may be modified, copied or reproduced in any form or by any means for commercial use without the prior written permission of Janz Tec AG, Germany.
  • Page 2 (Hardware Manual) • Introduction 1 - 2 Title: emWEB-7 hardware and software manual File: J:\AS\Entwicklung\Projekte\HW\emPC\emView\12_Zoll\emVIEW_abgesetzt\doc\ manual_emweb-7_hardware_software.doc Pattern: j:\as\entwicklung\formulare\entwicklung (ew)\ew_manual.dot Created: ime, 08.02.2017 Last Update: tka, 13.07.2021 © Janz Tec AG 2017 Tel.: +49-5251-1550-0 FAX: +49-5251-1550-190 email: support@janztec.com Internet: www.janztec.com ©...

  • Page 3: Table Of Contents

    Universal serial bus - USB ....................13 4.2.3 Display ..........................13 Micro SDcard Replacement ....................14 Battery Replacement ......................14 Operating System and Drivers Janz Tec AG Linux Image for emWEB-7 ................15 5.1.1 Default configurations ....................15 5.1.2 Disk Partitioning information ..................15 5.1.3 Overlay filesystem (AUFS) ...................15 Optional Software.......................16...
  • Page 4 (Hardware Manual) • Introduction 1 - 4 List of Figures figure 1: emWEB-7 measures ........................10 figure 2: emWEB-7 drilling template .......................11 figure 3: Block diagram for the internal logic ..................12 figure 4: Power connector........................13 figure 5: Removing and replacing coin cell battery ................14 Figure 6 - Webmin overview ........................17...
  • Page 5 This is the hardware manual for the emWEB-7. It gives all necessary information to users and programmers of the emWEB-7. We have tried to keep it compact, so there are no special sections for users and programmers. I.e. everything that can be said about the serial port is said in one place (connector layout, signal levels and programming hints).
  • Page 6 (Hardware Manual) • Introduction 1 - 6 Acronyms and Abbreviations Digital Visual Interface Electrostatic discharge Human Machine Interface Liquid Crystal Display LVDS Low Voltage Differential Signal, Video signal to the TFT display SVGA Super Video Graphic Array SXGA Super EXtended Graphics Array...

  • Page 7: Introduction

    The emWEBs are normally delivered with a touch-screen. And are normally delivered with Debian Linux. The power must be supplied by an external power supply. This power supply must be capable to provide enough power for the emWEB-7. Please refer to the technical specifications section for more information. Rev. 1.1...

  • Page 8: Safety Instructions

    (Hardware Manual) • Safety Instructions 2 - 8 Safety Instructions Refer to page 5 for explanation of the warning notice system. The product described in this documentation may be operated only by personnel qualified for the specific task in accordance with the relevant documentation for the specific task, in particular its warning notices and safety instructions.

  • Page 9: Intended Use

    Janz Tec electronic products are labelled with the crossed-out trash can. This means that the products must not be disposed into the domestic garbage. Used Janz Tec products have to be recycled properly. If in doubt, you can return them to Janz Tec at your own expense. Refer to https://www.janztec.com/recycling or contact Janz Tec under recycling@janztec.com for more instructions how and where to return the products.

  • Page 10: Installation

    When opening the shipping package of the emWEB-7, the contents of the package should be checked immediately. The emWEB-7 is delivered in a configured state, but the configurations can be adjusted by the user as well. To adjust the emWEB-7s configuration, an OSD (On Screen Display) is installed and controllable by buttons at the backside.

  • Page 11: Figure 2: Emweb-7 Drilling Template

    (Hardware Manual) • Installation 4 - 11 *† figure 2: emWEB-7 drilling template Not to scale † Refers to drawing drill_jig_emw7_rev0 Rev. 1.1 © Janz Tec AG...

  • Page 12: Technical Specification

    (Hardware Manual) • Installation 4 - 12 Technical specification The emWEB-7 has three connectors, the main power supply, an USB connector and an Ethernet connector. Optionally a CAN connector is orderable. The figure 3 shows a block diagram of the internal function.

  • Page 13: Dc Main Power Supply

    The Power unit (figure 3) is energizing all internal components, the display and its backlight. Thereby the power supply can vary in between 9 to 32 VDC. The emWEB-7 has a power dissipation with less than 9 W. Before connecting the DC main power supply the protective bonding conductor (PE) must be connected.

  • Page 14: Micro Sdcard Replacement

    (Hardware Manual) • Installation 4 - 14 Micro SDcard Replacement NOTICE Power must be turned off before removing or inserting the micro SDcard To replace the micro SD card, remove all screws located on the rear panel. After lifting up the housing, you can access the Micro SD card slot.

  • Page 15: Operating System And Drivers

    5.1.1 Default configurations The emWEB-7 is delivered with an enabled ssh service. During the first start, the SSH keys will be created. Following the log in credentials are listed, but please note, that the access for the “root” user is denied for SSH connections.

  • Page 16: Optional Software

    UPS (uninterruptable power supply). Optional Software This chapter lists and describes additional installed software in the Janz Tec AG default image for the emWEB-7. 5.2.1 Google Chromium webbrowser The used web browser is Chromium with the installed version 51.0.2704.79.

  • Page 17: Figure 6 - Webmin Overview

    Once the kiosk mode is enabled and a default page is shown at the start up, there are following ways to (re-)configure the emWEB-7. 1. GUI based modification Apply a keyboard to the emWEB-7 and press “Ctrl” + “Shift” + “T”. This opens a new browser tab and show the navigation bar. Open “http://127.0.0.1/” 2. Command line based modification Apply a keyboard to the emWEB-7 and press “Ctrl”...

  • Page 18: Open Source Licensing

    (Hardware Manual) • Open Source Licensing 6 - 18 Open Source Licensing This product uses a number of open source software packages which are listed below. The open source software is provided free of charge. You are entitled to use the open source software in accordance with the respective license conditions as provided in the following chapters.

  • Page 19: Verbatim License Texts

    (Hardware Manual) • Open Source Licensing 6 - 19 Verbatim License Texts All license texts can be found electronically on http://spdx.org/licenses. 6.4.1 BSD 2-clause "Simplified" License Copyright (c) <year> <owner> All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1.

  • Page 20: Bsd 3-Clause "New" Or "Revised" License

    (Hardware Manual) • Open Source Licensing 6 - 20 6.4.2 BSD 3-clause "New" or "Revised" License Copyright (c) <year> <owner> . All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1.

  • Page 21: Gnu General Public License V2.0

    (Hardware Manual) • Open Source Licensing 6 - 21 6.4.3 GNU General Public License v2.0 GNU GENERAL PUBLIC LICENSE Version 2, June 1991 Copyright (C) 1989, 1991 Free Software Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed.
  • Page 22 (Hardware Manual) • Open Source Licensing 6 - 22 disclaimer of warranty; keep intact all the notices that refer to this License and to the absence of any warranty; and give any other recipients of the Program a copy of this License along with the Program.
  • Page 23 (Hardware Manual) • Open Source Licensing 6 - 23 automatically terminate your rights under this License. However, parties who have received copies, or rights, from you under this License will not have their licenses terminated so long as such parties remain in full compliance.
  • Page 24 (Hardware Manual) • Open Source Licensing 6 - 24 FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION.

  • Page 25: Gnu Library General Public License V2

    (Hardware Manual) • Open Source Licensing 6 - 25 GNU Library General Public License v2 6.4.4 GNU LIBRARY GENERAL PUBLIC LICENSE Version 2, June 1991 Copyright (C) 1991 Free Software Foundation, Inc. 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed.
  • Page 26 (Hardware Manual) • Open Source Licensing 6 - 26 However, unrestricted linking of non-free programs would deprive the users of those programs of all benefit from the free status of the libraries themselves. This Library General Public License is intended to permit developers of non-free programs to use free libraries, while preserving your freedom as a user of such programs to change the free libraries that are incorporated in them.
  • Page 27 (Hardware Manual) • Open Source Licensing 6 - 27 used by this function must be optional: if the application does not supply it, the square root function must still compute square roots.) These requirements apply to the modified work as a whole. If identifiable sections of that work are not derived from the Library, and can be reasonably considered independent and separate works in themselves, then this License, and its terms, do not apply to those sections when you distribute them as separate works.
  • Page 28 (Hardware Manual) • Open Source Licensing 6 - 28 displays copyright notices, you must include the copyright notice for the Library among them, as well as a reference directing the user to the copy of this License. Also, you must do one of these things: a) Accompany the work with the complete corresponding machine-readable source code for the Library including whatever changes were used in the work (which must be distributed under Sections 1 and 2 above);...
  • Page 29 (Hardware Manual) • Open Source Licensing 6 - 29 If any portion of this section is held invalid or unenforceable under any particular circumstance, the balance of the section is intended to apply, and the section as a whole is intended to apply in other circumstances.
  • Page 30 (Hardware Manual) • Open Source Licensing 6 - 30 one line to give the library's name and an idea of what it does. Copyright (C) year name of author This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation;...

  • Page 31: Gnu Lesser General Public License V2.1

    (Hardware Manual) • Open Source Licensing 6 - 31 6.4.5 GNU Lesser General Public License v2.1 GNU LESSER GENERAL PUBLIC LICENSE Version 2.1, February 1999 Copyright (C) 1991, 1999 Free Software Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed.
  • Page 32 (Hardware Manual) • Open Source Licensing 6 - 32 competing non-free programs. These disadvantages are the reason we use the ordinary General Public License for many libraries. However, the Lesser license provides advantages in certain special circumstances. For example, on rare occasions, there may be a special need to encourage the widest possible use of a certain library, so that it becomes a de-facto standard.
  • Page 33 (Hardware Manual) • Open Source Licensing 6 - 33 d) If a facility in the modified Library refers to a function or a table of data to be supplied by an application program that uses the facility, other than as an argument passed when the facility is invoked, then you must make a good faith effort to ensure that, in the event an application does not supply such function or table, the facility still operates, and performs whatever part of its purpose remains meaningful.
  • Page 34 (Hardware Manual) • Open Source Licensing 6 - 34 6. As an exception to the Sections above, you may also combine or link a "work that uses the Library" with the Library to produce a work containing portions of the Library, and distribute that work under terms of your choice, provided that the terms permit modification of the work for the customer's own use and reverse engineering for debugging such modifications.
  • Page 35 (Hardware Manual) • Open Source Licensing 6 - 35 10. Each time you redistribute the Library (or any work based on the Library), the recipient automatically receives a license from the original licensor to copy, distribute, link with or modify the Library subject to these terms and conditions.
  • Page 36 (Hardware Manual) • Open Source Licensing 6 - 36 FAILURE OF THE LIBRARY TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. END OF TERMS AND CONDITIONS...

  • Page 37: Ecos License Version 2.0

    (Hardware Manual) • Open Source Licensing 6 - 37 6.4.6 eCos license version 2.0 The eCos license version 2.0 This file is part of eCos, the Embedded Configurable Operating System. Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.

  • Page 38: Ibm Powerpc Initialization And Boot Software

    (Hardware Manual) • Open Source Licensing 6 - 38 6.4.7 IBM PowerPC Initialization and Boot Software This source code has been made available to you by IBM on an AS-IS basis. Anyone receiving this source is licensed under IBM copyrights to use it in any way he or she deems fit, including copying it, modifying it, compiling it, and redistributing it either with or without modifications.

  • Page 39: Technical Data

    (Hardware Manual) • Open Source Licensing 6 - 39 Technical Data Interfaces USB2.0 port Ethernet RJ45 connector for 10/100BaseT Ethernet Display Area 153.6 x 90.0 mm Number of dots 1024 x3 (H) x 600 (V) (RGB vertical stripe) Brightness 400 (cd/m²) typically...

  • Page 40: Product History

    (Hardware Manual) • Open Source Licen 6 - 40 Product History Manual History Version Release Name Changes Date • V1.0 ime, Initial release • V1.1 2022-06-07 Safety instructions now chapter 2 • Added chapter 3 (Intended use and Recycling)

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