Mitsubishi MELSEC-L series Programming Manual page 161

(2) Device memory of the programmable controller CPU module
Device
Input relay
Output relay
Internal relay
Latch relay
Link relay
Timer (contact)
Timer (coil)
Timer (current value)
Retentive timer (contact)
Retentive timer (coil)
Retentive timer (current value)
Counter (contact)
Counter (coil)
Counter (current value)
Data register
Link register
File register
Special link relay
Special link register
Special relay
Special register
* Devices other than those listed above cannot be accessed.
When accessing a bit device, specify it with 0 or a multiple of 16.
Device type
Name
Bit
X
Y
M
L
B
T
T
T
–
ST
ST
ST
–
C
C
C
–
D
–
W
–
R
–
SB
SW
–
SM
SD
–
Unit Access code
Word
Hexadecimal
–
Hexadecimal
–
Decimal
–
Decimal
–
Hexadecimal
–
Decimal
–
Decimal
–
Decimal
Decimal
–
Decimal
–
Decimal
Decimal
–
Decimal
–
Decimal
Decimal
Hexadecimal
Decimal
Hexadecimal
–
Hexadecimal
Decimal
–
Decimal
5.3 CC-Link Instruction
5.3.2 RIWT instruction
G_RIWT
Attribute code
01
H
02
H
03
H
83
H
23
H
09
H
0A
H
0C
H
89
H
8A
H
8C 05
H H
11
H
12
H
14
H
04
H
24
H
84
H
63
H
64
H
43
H
44
H
5-115
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