Ethernet Instructions - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

3.2

Ethernet Instructions

Open/close processing instructions
■Opening a connection
Instruction symbol Processing details
GP.CONOPEN Establishes (opens) a connection with an external device for data communication.
■Closing a connection
Instruction symbol Processing details
GP.CONCLOSE Disconnects (closes) the connection from the external device during data communication.
■Opening a connection
Instruction symbol Processing details
GP.OPEN Establishes (opens) a connection with an external device for data communication.
ZP.OPEN
■Closing a connection
Instruction symbol Processing details
GP.CLOSE Disconnects (closes) the connection from the external device during data communication.
ZP.CLOSE
Socket communications instructions
■Reading receive data
Instruction symbol Processing details
GP.SOCRCV Reads receive data from the external device through socket communications or fixed buffer
communications. This instruction is used in the main program.
■Reading receive data (for interrupt programs)
Instruction symbol Processing details
G.SOCRCVS Reads receive data from the external device through socket communications or fixed buffer
communications. This instruction is used in the interrupt program.
■Sending data
Instruction symbol Processing details
GP.SOCSND Sends data to the external device through socket communications or fixed buffer communications.
This instruction is used in the main program.
Fixed buffer communications instructions
■Reading receive data
Instruction symbol Processing details
GP.BUFRCV Reads receive data from the external device through fixed buffer communications. This instruction
is used in the main program.
ZP.BUFRCV
Reference
Page 1535
GP.CONOPEN
Reference
Page 1539
GP.CONCLOSE
Reference
Page 1541 GP.OPEN,
ZP.OPEN
Reference
Page 1545 GP.CLOSE,
ZP.CLOSE
Reference
Page 1548
GP.SOCRCV
Reference
Page 1550
G.SOCRCVS
Reference
Page 1552
GP.SOCSND
Reference
Page 1554
GP.BUFRCV,
ZP.BUFRCV
3 MODULE DEDICATED INSTRUCTIONS
3.2 Ethernet Instructions
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