Echelon IzoT U60 DIN User Manual
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Echelon IzoT U60 DIN User Manual

Network interface
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IzoT™ U60 DIN
Network Interface
User's Guide
Describes the IzoT U60 DIN Network Interface, a TP/FT-
10 channel type housed in a DIN 43880 2TE compliant
enclosure. Explains the two protocol processing modes
of operation, Layer 5 mode and Layer 2 mode
005-1003-01A

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Summary of Contents for Echelon IzoT U60 DIN

  • Page 1 IzoT™ U60 DIN Describes the IzoT U60 DIN Network Interface, a TP/FT- 10 channel type housed in a DIN 43880 2TE compliant Network Interface enclosure. Explains the two protocol processing modes of operation, Layer 5 mode and Layer 2 mode User’s Guide...
  • Page 2 LON, LonTalk, Neuron, OpenLDV, IzoT, and the Echelon ORKS logo are trademarks of Echelon Corporation that may be registered in the United States and other countries. Other brand and product names are trademarks or registered trademarks of their respective holders.

  • Page 3: Table Of Contents

    Host Communications Protocol Processing Selection Link Layer Protocol (LLP) Type Code Values Acknowledgement Rules Sequence Number Cycling and Duplicate Detection U60 Command Set Product Query Network Management Command Appendix A Troubleshooting Windows Computer Installations IzoT U60 DIN Network Interface User’s Guide...

  • Page 4: Fcc Compliance Statement Class B

    IC Compliance Statement – Class B This Class B digital apparatus meets the requirements of the Canadian Interference-Causing Equipment Regulations of ICES-003. IzoT U60 DIN Network Interface User’s Guide...

  • Page 6: Related Documentation

    Related Documentation The following table lists related Echelon documentation that can be useful when using the U60 DIN Network Interface products. The latest versions of these manuals are available from the Echelon website at: www.echelon.com/docs. Title Part Number Description OpenLDV™ Programmer’s Guide 078-0275-01D This document describes Echelon’s...

  • Page 7: Introduction

    Introduction This chapter introduces the IzoT U60 DIN Network Interface and describes the U60 DIN hardware. IzoT U60 DIN Network Interface User’s Guide...

  • Page 8: Overview

    14908-2 TP/FT-10) channels and one for RS-485 (TP/RS-485) channels. The U60 provides a USB interface for attaching to a host computer, controller, or router, or for attaching to an Echelon IzoT Router. The U60 DIN Network Interface is packaged in a DIN 43880 2TE compliant enclosure.

  • Page 9: Visual Indicators

    Both the U60 FT DIN and U60 RS-485 DIN also have Micro B female USB connectors for connection to a host processor and come supplied with a suitable USB Type A to Micro-B cable. IzoT U60 DIN Network Interface User’s Guide...

  • Page 10: Compatibility

    The U60 DIN is compatible with the IzoT Router, Windows computers with OpenLDV 5, with hosts communicating with a Layer 5 MIP interface, and with hosts communicating with a Layer 2 MIP interface including hosts implementing the IzoT Device Stack EX. IzoT U60 DIN Network Interface User’s Guide...

  • Page 11: Getting Started

    Getting Started This chapter explains how to install and start using the IzoT U60 DIN Network Interface. IzoT U60 DIN Network Interface User’s Guide...

  • Page 12: Getting Started With The U60 For An Izot Router

    IzoT Commissioning Tool(CT), OpenLNS CT, and LonMaker Integration Tool. Install the OpenLDV 5 software before connecting the USB DIN interface to your computer. You must have Administrator privileges on your computer to perform the installation. IzoT U60 DIN Network Interface User’s Guide...

  • Page 13: Connecting The Usb Network Interface

    USB interface will retain the network interface name assigned to it, even after it has been detached from your computer. The following figure illustrates the L Interfaces application windows with ORKS a U60 FT DIN Network Interface selected. IzoT U60 DIN Network Interface User’s Guide...

  • Page 14: U60 Buffer Configuration

    To free the logical name assigned to a network interface, remove the definition as described in the Removing a USB Network Interface section below. U60 Buffer Configuration The following table summarizes the U60 network buffer counts and sizes: IzoT U60 DIN Network Interface User’s Guide...

  • Page 15: Testing Or Resetting A U60

    A series of statistics will be retrieved and displayed as shown in the following figure. See the online help for a description of the reported statistics. You can open the online help by clicking Help -> Help Topics. IzoT U60 DIN Network Interface User’s Guide...

  • Page 16: Removing A Usb Network Interface

    ORKS 3. Click View in the main menu, and then click Show Detached Interfaces. 4. Click the network interface name for the network interface to be removed. 5. Click Remove in the toolbar. IzoT U60 DIN Network Interface User’s Guide...

  • Page 17: Getting Started With The U60 For Other Controllers And Hosts

    Source code for a Linux driver for the U60 is included with the IzoT SDK Premium Edition and is also available for free download from the Resources link at www.echelon.com/products/izot-u60-ft-din-network-interface. See Chapter 3, Porting the U60 Driver, for more information on porting. IzoT U60 DIN Network Interface User’s Guide...
  • Page 18 IzoT U60 DIN Network Interface User’s Guide...

  • Page 19: Porting The U60 Drive

    U60 interface with other host computers, controllers, or routers if you port the driver to the new host. This chapter describes how to port the Linux driver for the IzoT U60 DIN Network Interface. IzoT U60 DIN Network Interface User’s Guide...

  • Page 20: Porting The Linux U60 Driver

    U60 (concatenate the two lines): SUBSYSTEM=="tty", ATTRS{idVendor}=="0920", ATTRS{idProduct}=="5550", RUN+="/usr/bin/lonifd -d /dev/%k" If you modified the line discipline number, you must specify the non-default line discipline number in the rule using the -l parameter. IzoT U60 DIN Network Interface User’s Guide...

  • Page 21: Host Communications

    LON drivers. Host Communications The U60 communicates with a host over a USB connection using the U60 link-layer protocol (LLP). The driver manages the host end of the U60 LLP, and initializes the IzoT U60 DIN Network Interface User’s Guide...

  • Page 22: Protocol Processing Selection

    U60 and the host using the LLP. The host must implement Layers 3 through 7 when the U60 is running in Layer 2 mode. You can use Layer 2 mode with the Echelon LonTalk Device Stack EX running on the host to create high performance controllers that support more address table entries and simultaneous transactions than can be supported by the U60 with a Layer 5 interface.
  • Page 23 For example, if a 0x7E value appears in the sequence it must be followed by another 0x7E (the first 0x7E value is the escape prefix). Checksum bytes and length bytes must be preceded with escape prefixes. IzoT U60 DIN Network Interface User’s Guide...
  • Page 24 BYTE 3 BYTE 4..N BYTE N+1 0xFF MS byte of LS byte of NI Command Priority/AltPath/ Message length length (bytes DeltaBacklog Checksum to follow byte, of bytes 0-N except NPDU, checksum) CRC (2 Bytes) IzoT U60 DIN Network Interface User’s Guide...

  • Page 25: Type Code Values

    CpMsg plus message to the U60 and a CpMsgReject may be sent uplink if there are no available buffers. CpMsgAck The U60 is entering the ready-receive state. This is the U60’s response to the CpMsgReq. IzoT U60 DIN Network Interface User’s Guide...
  • Page 26 • Broken message streams are responded to as soon as the error condition is observed. The response is the CpFail code packet. IzoT U60 DIN Network Interface User’s Guide...

  • Page 27: Acknowledgement Rules

    3 bytes in length. This is because the host driver expects at least 4 bytes of data (3 bytes plus checksum) to appear following a code packet. IzoT U60 DIN Network Interface User’s Guide...
  • Page 28 IO0 – IO3, for general purpose I/O control from the U60. The L.S. 4 bits are used to control these pins. These pins are not accessible on a standard U60 module or U60 DIN. IzoT U60 DIN Network Interface User’s Guide...

  • Page 29: Product Query Network Management Command

    PRODUCT and MODEL values based on whether the U60 is currently in Layer 2 or Layer 5 mode. The App Version is 3.1 (31); the TXID is 4 for a TP/FT-10 channel and the TXID is 11 for a TP/RS-485 channel. IzoT U60 DIN Network Interface User’s Guide...
  • Page 30 IzoT U60 DIN Network Interface User’s Guide...

  • Page 31: Appendix A Troubleshooting Windows Computer Installations

    In the unlikely event that a problem occurs during installation, this appendix describes how to diagnose and fix the problem. If you have a problem that is not fixed using the solutions in this appendix, contact Echelon Support at support@echelon.com.
  • Page 32 Interfaces application in the Windows Control Panel and there ORKS is not an entry for the U60 in the interfaces pane, but the Echelon USB Network Interface is listed in the Ports (COM & LPT) section of the Device Manager. What do I do? Open the Device Manager, then expand the Ports (COM &...
  • Page 33 Network Interface will show up under Other Devices in the Device Manager Control Panel application. Remove the U60, install the latest version of the OpenLDV software that is available at www.echelon.com/downloads, then re-connect the U60 and check the Interfaces application to ensure the U60 is listed in the interfaces pane.

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