Panasonic FP7 Series

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Name Description

Connection specified by UNITSEL is in a "reception done OFF" status, but not in a

"connected" status.

Data device specified by [D1] and/or [D2] exceeds the area.

The specified [D1] is greater than or equal to [D2].

The devices specified for [D1] and [D2] differ.

9.4 Receiving Operation

WUME-FP7COM-07 9-27

Main Page

Table of Contents7
Unit Functions and Restrictions on Combination11
Features and Functions of Units12
Functions of Units12
Unit Type13
Types of Cassette13
Applications that Can be Used in each Port13
Overview of Communication Functions15
PLC Link Functions (MEWNET-W0)15
MEWTOCOL Master/Slave Communication15
MODBUS RTU Master/Slave Communication17
General-Purpose Communication18
Restrictions on Units Combination19
Restrictions on the Number of Installed Units19
Restrictions on the Combination of Extension Cassettes (Communication Cassettes)19
Restrictions on Communication Functions to be Used19
Unit to be Used and Applicable Versions of CPU Unit and FPWIN GR719
Restrictions on Consumption Current20
Names and Functions of Parts21
Communication Port of CPU Unit22
Parts Names and Functions of Serial Communication Unit23
Wiring the COM. Port25
Attaching a Communication Cassette26
Attachment Instructions26
Wiring of COM. Port Terminal Block27
Suitable Wires and Tools27
Applicable Cable28
Wiring Method29
Wiring for CPU Unit (GT Power Supply and COM.0 Port)31
Handling of GT Power Supply Terminals31
Terminal Layouts and Examples of Wiring31
Wiring for Communication Cassettes COM.1 to COM.4 Ports33
Communication Cassette AFP7CCRS1 (RS-232C, 1-Channel Insulated Type)33
Communication Cassette AFP7CCRS2 (RS-232C, 2-Channel Insulated Type)33
Communication Cassette AFP7CCRM1 (RS-422 / RS-485, 1-Channel Insulated Type)36
Communication Cassette AFP7CCRM2 (RS-422 / RS-485, 2-Channel Insulated Type)39
Communication Cassette AFP7CCRS1M142
1-Channel Insulated Type)42
O Allocation45
Input/Output Signals Used for Communication46
I/O Allocation of CPU Unit46
I/O Allocation of Serial Communication Unit48
Registration in I/O Map51
Settings Using FPWIN GR7 (for CPU with Built-In SCU)51
Settings Using FPWIN GR7 (for Serial Communication Unit)51
Setting and Confirming Communication Conditions55
Setting Applications and Communication Conditions56
Applications to be Set for each Port56
Conditions to be Set for each Port56
Setting Communication Conditions57
Settings Using FPWIN GR7 (for CPU with Built-In SCU)57
Settings Using FPWIN GR7 (for Serial Communication Unit)58
PLC Link59
Operation of PLC Link MEWNET-W060
Operation Overview of PLC Link60
Roles of Link Relays and Link Registers60
Configuration Required for PLC Link62
Setup Procedure (for CPU with Built-In SCU)62
Setup Procedure (for Serial Communication Unit)63
List of Setting Items64
Setting Items for PLC Link66
Unit Number Setting66
Setting of the Largest Unit Number66
Memory Block No. of Link Relays and Link Registers to be Used66
Ranges of Link Relays and Link Registers to be Used67
Link Relay Transmission Start Number and Sending Size67
Link Register Transmission Start Number and Sending Size68
Response Time of PLC Link71
Response Time of One Transmission Cycle71
Response Time When There Are Units that Have Not Been Added to the Link72
MEWTOCOL Master-Slave Communication73
Configuration74
Setting Communication Conditions74
List of MEWTOCOL / MEWTOCOL7 Supporting Commands75
List of MEWTOCOL-COM Commands75
List of MEWTOCOL7 Commands75
MEWTOCOL-COM Master Communication (RECV)77
Read Data from an External Device77
RECV (MEWTOCOL Master / MODBUS Master)79
MEWTOCOL-COM Master Communication (SEND)87
Write Data into an External Device87
SEND (MEWTOCOL Master / MODBUS Master)89
MODBUS RTU Master-Slave Communication97
Configuration98
Setting Communication Conditions98
List of MODBUS RTU Supported Commands99
List of MODBUS Function Codes99
MODBUS RTU Master Communication (RECV)100
Read Data from an External Device100
RECV (MEWTOCOL Master / MODBUS Master)102
RECV (MODBUS Master: Function Code Specification)110
MODBUS RTU Master Communication (SEND)117
Write Data into an External Device117
SEND (MEWTOCOL Master / MODBUS Master)119
SEND (MODBUS Master: Function Code Specification)127
General-Purpose Communication135
Operation of General-Purpose Communication136
Read Data from an External Device136
Write Data into an External Device136
Configuration137
Setting Communication Conditions137
Sending Operation138
Overview of Sending Operation138
Contents of Sent Data140
GPTRNS / Pgpsend /GPSEND (General-Purpose Communication Send Instruction)140
Precautions on Sending Data150
Receiving Operation152
Overview of Receiving Operation152
Contents of Received Data154
Precautions on Receiving Data154
Operations of the "Reception Done Copy" Flag and Multiplex Reception155
GPRECV (General-Purpose Communication Receive Instruction)155
Sending/Receiving Flag Operation162
No Header (Start Code), Terminator (End Code) "CR162
Start Code "STX", End Code "ETX163
Troubleshooting165
Self-Diagnostic Function166
CPU Unit's Operation Monitor LED166
Operation at the Time of Error166
Serial Communication Unit's Operation Monitor LED167
What to Do if an Error Occurs (for each Communication Mode)168
When Using PLC Link Function168
When Using MEWTOCOL/ MEWTOCOL7/ MODBUS RTU Function168
When Using General-Purpose Communication Function169
Checking Status with PMGET Instruction171
Specifications of PMGET Instruction171
List of Communication Parameters171
Clearing Errors Using User Programs174
Communication Function Specifications176
CPU Unit Communication Specifications176
Extension Cassette Communication Specifications176
Specifications176
MEWTOCOL-COM Format178
MEWTOCOL-COM Command Format178
MEWTOCOL-COM Response Format179
MEWTOCOL7-COM Format181
MEWTOCOL7-COM Command Format181
MEWTOCOL7-COM Response Format182
MODBUS RTU Format184
MODBUS RTU Command Format184
MODBUS RTU Response Format184

Panasonic FP7 Series - Page 161

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