Echelon FTXL User Manual

Page 255

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FTXL User’s Guide

243

FTXL link layer

The physical connection and protocol used to attach an FTXL host processor
to an FTXL Transceiver; the hardware interface is an 11-pin parallel

interface plus interrupt.

FTXL LonTalk protocol stack

A high-performance implementation of layers 3 through 6 of the ANSI/CEA-

709.1 (EN14908-1) Control Network Protocol that runs on an Altera Nios II
processor.

FTXL Transceiver

Short name for the FTXL 3190 Free Topology Smart Transceiver.

H

host processor

A microcontroller, microprocessor, or FPGA with an embedded processor that
is attached to an FTXL Transceiver or ShortStack Micro Server and runs a

LonTalk application.

L

link layer

A protocol and interface definition for communication between a host

processor and either an FTXL Transceiver or ShortStack Micro Server; see
FTXL link layer.

link layer protocol

The protocol that is used for data exchange across the link layer.

LonTalk API

A C language interface that can be used by a LonTalk application to send and

receive network variable updates and LonTalk messages. Two
implementations are available: a full version for FTXL devices and a

compact version for ShortStack devices.

LonTalk application

An application for a L

ON

W

ORKS

device that communicates with other devices

using the ANSI/CEA-709.1 (EN14908-1) Control Network Protocol and is
based on the LonTalk API or the LonTalk Compact API.

LonTalk application framework

Application code and device interface data structures created by the LonTalk
Interface Developer based on a model file.

LonTalk Compact API

A compact version of the LonTalk API for ShortStack devices with support for
up to 254 network variables.

LonTalk Interface Developer

A utility that generates an application framework for a LonTalk application;

the LonTalk Interface Developer is part of the LonTalk Platform and is

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