Socket Communications Instructions; Instruction For Slmp Communications; File Transfer Function Instruction; Instructions For Communications Using The Fixed Buffer - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

Socket communications instructions

The following table lists the dedicated instructions used for socket communications.
: Available, : Not available
Instruction Description
GP.SOCRCV Reads the receive data from the external device.
SP.SOCRCV
G.SOCRCVS
S.SOCRCVS
GP.SOCSND Sends data to the external device.
SP.SOCSND
SP.SOCCINF Reads connection information
SP.SOCCSET Changes the communication target
SP.SOCRMODE Changes the connection receive mode.
S(P).SOCRDATA Reads the specified size of data from the socket communication receive data
area.

Instruction for SLMP communications

The following table lists the dedicated instruction used for communications using the SLMP.
: Available, : Not available
Instruction Description
SP.SLMPSND Sends SLMP message to the SLMP-compatible device.

File transfer function instruction

The following table lists the dedicated instruction used for the file transfer function (FTP client).
: Available, : Not available
Instruction Description
SP.FTPPUT This instruction sends files in the CPU module (FTP client) to the folder path of
the specified FTP server.
SP.FTPGET This instruction retrieves files on the FTP server to the folder path of the
specified CPU module (FTP client).

Instructions for communications using the fixed buffer

The following table lists the dedicated instructions used in the RJ71EN71 and the RnENCPU (network part) for
communications using the fixed buffer.
Instruction Description
BUFRCV Reads the receive data from the external device.
BUFRCVS Reads the receive data with an interrupt program.
BUFSND Sends data to the external device.
Availability
RJ71EN71, CPU module (built-in
RnENCPU (network Ethernet port part)
part)
 
 
 
 
 
 
 
 
 
 
Availability
RJ71EN71, CPU module (built-in
RnENCPU (network Ethernet port part)
part)
 
Availability
RJ71EN71, CPU module (built-in
RnENCPU (network Ethernet port part)
part)
 
 
Appendix 4 Dedicated Instruction
A
APPX
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