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Datamaskiner og elektronikk Nettverk Schneider Electric PL7 Micro/Junior/Pro, Communication applications, Volume 2 Brukerhåndboken

Debugging Modbus Plus communication. Schneider Electric PL7 Micro/Junior/Pro, Communication applications, Volume 2

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Debugging Modbus Plus communication

16

Introduction

Subject of

Chapter

What's in this

Chapter?

This Chapter describes the Debugging process during set-up of Modbus Plus communication.

This chapter contains the following topics:

Topic

Modbus Plus debugging screen

Modbus Plus debugging screen

Page

35013154.02 07/2008

219

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Table of contents

Communication via Modbus

Compatibilities

Compatibility between a TSX 37/57 PLC and a series 1000 PLC

Configuring Modbus communication

How to access the Modbus PCMCIA card parameters

How to access the terminal port parameters

How to Access Parameters for TSX SCY 11601/21600/21601 Modules

Modbus Configuration Screen

Accessible Modbus Functions

Application linked Modbus Parameters

Modbus Parameters relating to transmission

Programming Modbus communication

Modbus Master Communication Function

Modbus Slave Communication Function

Using the SEND_REQ communication function

Example 1: SEND_REQ function with Echo request

Example 2: SEND_REQ function with Word read request

Example 3: SEND_REQ Function with Bit Read Request

Example 4: READ_VAR function for reading bits

Debugging Modbus communication

Modbus debug screen

Modbus Master debugging screen

Debug screen in Modbus slave type

How to test a communication channel

Implicit exchange language object for a Modbus function

Explicit exchange language objects for a Modbus function

Explicit exchange management and report

Language objects associated with the configuration

System objects of the Modbus function on Terminal port

Communication via Modem

Communication via Modem

Introduction to communication via Modem

Standard configuration for communication via modem

Other configurations for communication via modem

Principles of communication between two stations

Characteristics

Hardware Compatibility

Software compatibility

Setting up communication via Modem

Set up methodology

Communication between PLCs using an external modem

Setting up communication from PL

How to configure the Uni-telway driver with a modem

How to Configure Modem Connection

How to Modify the Modem Link Parameters

Configuring Modem communication

How to access PCMCIA modem card parameters

Modem configuration screen

Parameters in Uni-telway mode

Parameters in character mode

Modem parameters

Modem parameters for a called station

Modem parameters for a calling station

Programming Modem communication

CALL_MODEM communication function

Modem specific management parameters

Coding of exchanges

Guide to choosing connection parameters in Uni-telway mode

Guide to choosing connection parameters in character mode

Examples of connection, disconnection, and reset with a remote station

Examples of communication between two PLCs

Debugging Modem communication

Modem debugging screen

Debugging parameters

Language objects in implicit exchange

Language objects for explicit exchange

Explicit exchange management and reports

Language objects associated with configuration

A/ - Command re-execution

AT = x - Write to the selected S register

AT? - Read the selected S register

Cn - Checking for carrier

En - Local command echo

Hn - Disconnection (hang up)

In - Identification

Ln - Loudspeaker volume

Mn - Loudspeaker command

Nn - Activation of automatic mode

On- Return to on-line data mode

P - Default adjustment of pulse dialing

Qn - Activation / deactivation of result codes

Sn - S register read / write

T - Default adjustment of tone dialing

Vn - Form of the result codes

Wn - Error correction messages control

Xn - Extended result codes

Yn - Disconnection after prolonged inactivity

Zn - Software reset of modem and restoration of profile

&Cn - RLSD Option (detection of DCD carrier)

&Dn - DTR Option (Data Terminal Ready)

&Fn - Restoration of the factory configuration (profile)

&Gn - Selection of guard tone

&Kn – Flow control

&Pn - Selection of pulse dialing close/open report

&Qn - Synchronous/asynchronous mode

&Rn - RTS/CTS option

&Sn - DSR Monitoring (Data Station Ready)

&V - Display of current configuration and stored profiles

&Wn – Storage of the current configuration

&Yn - Designation of a default profile on reset

&Zn – Storage of telephone numbers

%Cn - Activation / deactivation of data compression

zation or fallback/increase of transfer rate

%L - Level of line signal

%Q - Quality of line signal

\Kn - BREAK control

\Nn - Operating mode

Values of the registers of the TSX MDM 10 card in a PLC

Communication via Modbus Plus

Integration into an X-WAY architecture

Integration into a Modbus Plus architecture

Peer Cop service

Peer Cop Service

Configuring Modbus Plus communication

How to access the Modbus Plus PCMCIA card parameters

Modbus Plus configuration screen

Functions accessible from Modbus Plus

Modbus Plus configuration parameters

Configuring the specific inputs and outputs

Programming Modbus Plus communication

Read and write service on local segment

Exchange service on remote Modbus Plus networks

Examples of Exchanges on Remote Networks

Diagnostic service

Global data exchange service

Debugging Modbus Plus communication

Modbus Plus debugging screen

Implicit Exchange Language Object

Explicit exchange language object

Explicit exchange management and report

Language objects associated with configuration

Communication via FIPIO bus

Communication via FIPIO bus

Introduction to Fipio communication

Addressing of Remote Module Language Objects on a FIPIO Bus

Characteristics

Hardware compatibility relating to the bus manager

Software compatibility relating to the bus manager

Software compatibility: Network transparency

Software compatibility: communication with the exterior

Compatibility information relating to TBX devices

Compatibility information relating to Momentum devices

Compatibility information relating to the programming terminal

Compatibility information relating to other devices

FIPIO bus operating mode

Network cycle time: mono task application

Network cycle time: multitasking application

Example of calculating the network cycle times of a multitasking application

Configuring Fipio communication

General information on configuration

Configuration mode

Fipio bus configuration

How to access the FIPIO configuration screen

FIPIO bus configuration screen

How to add a device on to the bus

How to modify/delete/move/duplicate a bus device

How to access the FIPIO bus properties screen

FIPIO bus properties configuration screen

Properties of the Fipio Bus: General Tab

Properties of the Fipio bus: Expert tab

Expert Tab: Manual Mode

Configuration of devices on the Fipio bus

How to access the FIPIO configuration screen

Configuration screen of a FIPIO device

How to access the different parameters according to device type

Input/output management by the PL7 tasks

How to access PL7 task configuration in FIPIO mode

Configuration screen of a FIPIO processor

FIPIO input/output management using PL7 tasks

Confirmation of the Fipio bus configuration

Confirming the configuration

Confirmation refused, examples

Programming Fipio communication

FIPIO error processing

Examples of explicit exchange saturation detection

Debugging a Fipio communication

How to access the remote device debugging screens

FIPIO bus device debugging screen

Fipio communication diagnostics

Diagnostics mode

How to access the FIPIO bus monitoring screen

Diagnostics screen: FIPIO bus monitoring

How to access the device monitoring screen

Diagnostics screens: device monitoring

How to access the monitoring screen for one device

Diagnostics screen: single device monitoring

How to access the communication error history screen

Diagnostics screen: communication error history

Language objects associated with Fipio communication

Language objects in implicit exchange

Language object for explicit exchange

Explicit exchange management and reports

Fipio communication standard profiles

Introduction to standard Fipio communication profiles

Standard profiles: general

Designation of a standard profile

List of the standard profiles proposed in catalog by PL

Configuration of the Fipio bus standard profiles

Configuration screen of a standard profile

How to modify the parameters of a standard profile

Adjustment mode

Debugging the Fipio bus standard profiles

Debugging screen of a standard profile

How to modify the debugging parameters of a standard profile

Language objects associated with the Fipio bus standard profiles

Summary of the objects which can be accessed via the standard profiles

Language objects in implicit exchange

Language object for explicit exchange

Language objects associated with configuration

Introduction to Fipio Agents

FIPIO Agent: General

Periodic data exchange

Communication from an FIPIO Agent

Configuration of Fipio Agents

How to access the FIPIO Agent parameters via PCMCIA cards

FIPIO Agent configuration screen

Debugging Fipio Agents

FIPIO Agent debugging screen

Language objects associated with the Fipio Agents

Language objects in implicit exchange

Language object for explicit exchange

Explicit exchange management and reports

Language objects associated with configuration

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