Mitsubishi QJ71E71-100 - Page 10

A - 8 A - 8
4 WHEN THE QCPU ACCESSES THE OTHER STATION PLC USING THE DATA LINK
INSTRUCTION 4- 1 to 4- 38
4.1 Other Station Access with the Data Link Instruction..............................................................................4- 1
4.2 Precautions for Accessing Other Stations.............................................................................................. 4- 2
4.3 Using the Data Link Instructions.............................................................................................................4- 4
4.4 Data Link Instructions .............................................................................................................................4- 7
4.5 Data Sending/Receiving .........................................................................................................................4- 9
4.5.1 Data sending/receiving for receive with the main program (SEND/RECV) ...................................4-10
4.5.2 Data sending/receiving for receive with an interrupt program (SEND/RECVS) ............................4-16
4.6 Reading/Writing Word Devices of Other Stations (READ/WRITE)....................................................... 4-20
4.7 Reading/Writing Word Devices of Other Stations (ZNRD/ZNWR)........................................................4-27
4.8 Reading/Writing Clock Data, Remote RUN/Remote STOP (REQ).......................................................4-33
4.9 Error Codes for Data Link Instructions...................................................................................................4-38
5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER) 5- 1 to 5-32
5.1 File Transfer Functions ...........................................................................................................................5- 1
5.1.1 FTP server support functions of Ethernet module ..........................................................................5- 2
5.2 File Transferable Range .........................................................................................................................5- 4
5.3 FTP Parameter Settings for File Transfer from GX Developer .............................................................5- 5
5.4 Procedure and Required Processing on the External Device Side (FTP Client)..................................5- 7
5.5 Precautions when Using the File Transfer Functions............................................................................ 5-12
5.6 FTP Commands......................................................................................................................................5-16
5.6.1 File designation method...................................................................................................................5-16
5.6.2 QCPU user file list............................................................................................................................ 5-19
5.6.3 Response code ................................................................................................................................5-20
5.6.4 FTP operation command .................................................................................................................5-21
6 DEDICATED INSTRUCTIONS 6- 1 to 6-65
6.1 Dedicated Instruction List........................................................................................................................6- 1
6.2 MRECV Instruction..................................................................................................................................6- 2
6.3 MSEND Instruction..................................................................................................................................6- 7
6.4 READ Instruction.....................................................................................................................................6-12
6.5 RECV Instruction (for the Main Program) .............................................................................................. 6-17
6.6 RECVS Instruction (for Interrupt Programs) ..........................................................................................6-22
6.7 REQ Instruction (Remote RUN/STOP) ..................................................................................................6-26
6.8 REQ Instruction (Clock Data Read/Write)..............................................................................................6-32
6.9 SEND Instruction.....................................................................................................................................6-35
6.10 SREAD Instruction................................................................................................................................6-43
6.11 SWRITE Instruction ..............................................................................................................................6-47
6.12 WRITE Instruction.................................................................................................................................6-52
6.13 ZNRD Instruction...................................................................................................................................6-59
6.14 ZNWR Instruction..................................................................................................................................6-62
INDEX Index- 1 to Index- 2