Using The Process Program - Mitsubishi Electric MELSEC iQ-R Series User Manual

9.17

Using the Process Program

Series
MELSEC-Q series
MELSEC iQ-R series
The GEM advanced version of the SECS/GEM communication software provides functions that assist the management of the
process program directory (PPID list).
The three helper functions are as follows.
• Response to process program deletion command (S7F17)
• Automatic response to current EPPD request (S7F19)
• Sending of process program change event (S6F11) from equipment
*1 Manage the process programs by the equipment application.
Example of management by the host
Equipment
S7F19 (Current EPPD Request)
S7F17 (Delete Process Program Send)
S7F18 (Delete Process Program Acknowledge)
S7F23 (Process Program Send)
S7F25 (Process Program Request)
Host → Equipment
S7F19
(Process program directory request)
S7F17
(Process program deletion
instruction)
S7F23
(Process program sending)
S7F25
(Process program request)
*1 Define the transaction, and process via equipment application.
9 SECS/GEM COMMUNICATION SOFTWARE KNOWLEDGE
266
9.17 Using the Process Program
SECS/GEM communication software
Non-GEM version


S7F20 (Current EPPD Data)
S7F24 (Process Program Acknowledge)
S7F26 (Process Program Data)
Equipment action
The process program directory is sent back to the host.
The following information is returned.
• List of the process program names (PPID) retained by the equipment
Deletes the process program requested (PPID).
Reports the received process program to the equipment.
The process program requested (PPID) is sent back to the host.
GEM version


*1
*1
Host
*1
GEM advanced version


*1