Accessing Module Access Devices - Mitsubishi Electric MELSEC IQ-R series Reference Manual

Accessing module access devices

Access buffer memory of an intelligent function module.
U \ G
Device
Extension
specification code
The following device access commands can be used for access.
Function
Batch read
Batch write
Random read
Random write
Batch read multiple blocks
Batch write multiple blocks
Register monitor data
Message format for device extension specification
■Data communication in ASCII code
Subcommand type
For MELSEC-Q/L series
For MELSEC iQ-R series
■Data communication in binary code
Subcommand type
For MELSEC-Q/L series
For MELSEC iQ-R series
APPENDICES APPENDIX
442
Appendix 1 Read/Write by Device Extension Specification
Device number
Command
0401
1401
0403
1402
0406
1406
0801
ASCII code
Extension
specification
0
0 0 U
30 30 30
55
H H H
Extension specification
U
0 0 0
30 30 55 30 30
H
H H H
Binary code
Device
Device number code
00 00
H H
(3 bytes) (1 byte)
Device
Device number
code
00 00
H H
(4 bytes) (2 bytes)
Device
code Device number
0 0
30 30
H H H
(2 digits) (6 digits)
Device code
0 0 0
30 30
H H H
(4 digits)
Extension
specification
00 00 F8
H H H
Extension specification
00 00 F8
H H H
Subcommand
0080, 0082
0080, 0082
0080, 0082, 00C0
0080, 0082
0080, 0082
0080, 0082
0080, 0082, 00C0
0 0 0
30 30 30
H H H
Device number
(10 digits)
0 0 0 0
30 30 30 30
H H H H