Usage Method - Mitsubishi Electric MELSEC iQ-R Series User Manual

Usage method

Directory settings
The directory of the process program (EPPD) is configured by the setting tool.
Configure the settings at the [Directory] tab of the "Process program settings" screen. ( Page 203 Directory)
Configure the number of directory entries, and the start register for the directory entry and directory information.
■Directory entry information
For the directory entry (start), configure the first register of the directory entry information table.
The directory entry information table holds the entry (first register) of each directory information item and defines
consecutively the number of directory entries set by "No. Of Directory Entries".
The following section shows the structure of the directory entry information.
Item
USE flag
Directory information first register
The following table shows a directory entry table with three directory entries.
The first register of the directory entry table is configured in "Directory Entry (Start)".
Offset
+0W
+2W
+4W
9 SECS/GEM COMMUNICATION SOFTWARE KNOWLEDGE
268
9.17 Using the Process Program
Size (Word)
1
1
Directory entry table
Directory entry information 1
Directory entry information 2
Directory entry information 3
Description
0: not used
1: used
First register of directory information linked to the
corresponding entry
USE flag
Directory information first register
USE flag
Directory information first register
USE flag
Directory information first register
Description
1 (use)
Directory information 1 first register
1 (use)
Directory information 2 first register
1 (use)
Directory information 3 first register