Data to be specified
■Device code and device number
Specify the devices for indirect specification. (Page 67 Devices)
Indirect specification can be used only for word devices.
When indexing a device number by "Device modification", the values specified by "Device number" will be the offset value.
For the values of device codes, refer to the following section.
Page 70 Device code list
■Device modification
Specify the number of index register when the device number is indirectly specified with index register.
Access target
Devices
to be
used
MELSEC iQ-R
Index
series module
register
Long index
register
MELSEC-Q/L series
Index
module
register
Ex.
Index register (Z0)
Subcommand type
For MELSEC-Q/L series
For MELSEC iQ-R series
Ex.
For long index register (LZ0)
Subcommand type
For MELSEC iQ-R series
When do not perform index modification, specify the following.
Subcommand type
For MELSEC-Q/L series
For MELSEC iQ-R series
APPENDICES APPENDIX
452
Appendix 1 Read/Write by Device Extension Specification
ASCII code
Device code
Device number
Specify 'Z' and
Specify the device number in decimal (2-
space with 2-digit
digit ASCII code).
ASCII code.
(Specification range: 0 to 24)
Specify 'LZ' with 2-
Specify the device number in decimal (2-
digit ASCII code.
digit ASCII code).
(Specification range: 0 to 12)
Specify 'Z' with 1-
Specify the device number in decimal (2-
digit ASCII code.
digit ASCII code).
(Specification range: 0 to 15)
ASCII code
Z
0
0
5A
30
30
H
H
H
Z
0
0
5A
20
30
30
H
H
H
ASCII code
L
Z
0
0
4C
5A
30
30
H
H
H
H
ASCII code
0
0
0
30
30
30
H
H
H
0
0
0
0
30
30
30
30
H
H
H
H
H
Binary code
Device number
Specify in hexadecimal.
(Specification range: 00H to 18H)
Specify in hexadecimal.
(Specification range: 00H to 0CH)
Specify in hexadecimal.
(Specification range: 0 to F)
Binary code
00
48
H
H
00
48
H
H
Binary code
00
88
H
H
Binary code
00
08
H
H
00
08
H
H
Fixed
value
48H
88H
48H