(Related Manual-2) … Q Corresponding MELSEC Communication Protocol Reference Manual

 

 

 

 

SH-080008-F

1 OVERVIEW

3.14

Turning Off Displayed LEDs and Initializing

1.1

Overview of the MELSEC Communication

 

Communication Error Information and Error

 

Protocol

 

Code: for Serial Communication Module

1.2

Features of the MELSEC Communication

3.15 Turning Off the COM.ERR LED: for Ethernet

 

Protocol

 

Modules

 

 

3.16 Loopback Test

2 DATA COMMUNICATION USING THE MELSEC

3.17 Registering or Canceling PLC CPU

COMMUNICATION PROTOCOL

 

Monitoring: for Serial Communication

2.1

Types and Applications of Data

 

Modules

 

Communication Frames

3.18 Remote Password Unlock/Lock

2.2

Accessible Range of Each Data

4 WHEN COMMUNICATING USING THE QnA

 

Communication Frames

2.3

How to Read the Control Procedures of the

COMPATIBLE 2C FRAMES

 

MC Protocol

4.1

Control Procedures and Message Formats

2.4

Access Timing of the PLC CPU Side

4.2

Contents of the Data Designation Items

2.5

Setting Method for Writing to the PLC CPU

4.3

List of Commands and Functions for QnA

 

during RUN

 

Compatible 2C Frames

2.6

Accessing Other Stations

4.4

Precautions on the Data Communication

2.7

Precautions on Data Communication

4.5

Example of Data Communication Using QnA

2.8

Time Chart and Communication Time of the

 

Compatible 2C Frames

 

Transmission Sequence of the Serial

5 WHEN COMMUNICATING USING THE A

 

Communication Module

2.9

Transmission Time When Accessing Other

COMPATIBLE 1C FRAMES

 

Stations Via MELSECNET/H, MELSECNET/10

5.1

Control Procedures and Message Formats

2.10

Compatibility with Multiple CPU Systems

5.2

Device Memory Read/Write

2.11

Compatibility with the Q00CPU, Q01CPU

5.3

Extension File Register Read and Write

 

Serial Communication Function

5.4

Reading and Writing in the Buffer Memory of

 

 

 

an Intelligent Function Module

3 WHEN COMMUNICATING USING THE QnA

5.5

Loopback Test

COMPATIBLE 3E/3C/4C FRAMES

6 WHEN COMMUNICATING USING THE A

3.1

Message Formats

3.2

List of Commands and Functions for the QnA

COMPATIBLE 1E FRAMES

 

Compatible 3E/3C/4C Frames

6.1

Message Formats and Control Procedures

3.3

Device Memory Read/Write

6.2

List of Commands and Functions for A

3.4

Buffer Memory Read/Write

 

Compatible 1E Frames

3.5

Reading from and Writing to the Buffer

6.3

Device Memory Read/Write

 

Memory of an Intelligent Function Module

6.4

Extension File Register Read and Write

3.6

PLC CPU Status Control

6.5

Reading and Writing in the Buffer Memory of

3.7

Drive Memory Defragmentation (for Other

 

an Intelligent Function Module

 

Station QnACPU)

APPENDIX

 

3.8

File Control

 

3.9

Registering, Deleting and Reading User

Appendix-1

Reading and Writing by Designation

 

Frames: for Serial Communication Modules

 

 

of the Device Memory Extension

3.10

Global Function: for Serial Communication

Appendix 2

Reading from and Writing to the

 

Modules

 

 

Buffer Memory

3.11

Data Transmission to an External device

Appendix-3

Processing Time of the PLC CPU

 

(On-Demand Function): for Serial

 

 

Side While Communicating Using

 

Communication Modules

 

 

the MC Protocol

3.12Initializing the Transmission Sequence: for Serial Communication Modules

3.13Mode Switching: for Serial Communication Module

A - 14

A - 14