Buffer Memory; Buffer Memory Assignment - Mitsubishi Electric MELSEC Q Series User Manual

3 SPECIFICATIONS

3.4 Buffer Memory

3.4.1 Buffer memory assignment

Address
Hexadecimal Decimal
0 0
H
1 1
H
2 2
H
3 3
H
to to
A 10
H
B 11
H
C 12
H
D 13
H
to to
12 18
H
13 19
H
14 20
H
15 21
H
16 22
H
17 23
H
18 24
H
19 25
H
1A 26
H
to to
25 37
H
26 38
H
27 39
H
28 40
H
to to
2D 45
H
2E 46
H
2F 47
H
3 - 25
Table 3.6 indicates the buffer memory assignment of the Q62DA-FG.
POINT
Do not write data from System area or sequence program to the buffer memory
area where writing is disabled. Doing so may cause malfunction.
Table 3.6 Buffer memory assignment (1/3)
D/A conversion enable/disable setting
CH1 Digital value
CH2 Digital value
CH1 Set value check code
CH2 Set value check code
Setting range (CH1, CH2)
Offset/gain setting mode
Offset specification
Offset/gain setting mode
Gain specification
Offset/gain adjustment value specification
Offset/gain range setting
CH1 Output monitor value
CH2 Output monitor value
Rate control enable/disable setting
Disconnection detection/Warning output setting
1 This is the initial value set after the power is turned on or the programmable controller CPU is reset.
2 Indicates whether reading from and writing to a sequence program are enabled.
R : Reading enabled W : Writing enabled
Description
System area
System area
Error code
System area
System area
System area
MELSEC-Q
Read/write
Reference
1
Default
2
0003 R/W
H
0 R/W
0 R/W
— —
0 R
0 R
— —
0 R
0 R
— —
0 R/W
0 R/W
0 R/W
0 R/W
— —
0 R
0 R
— —
0003 R/W
H
3003 R/W
H
3 - 25
section
Section
3.4.2
Section
3.4.3
—
Section
3.4.4
—
Section
3.4.5
Section
3.4.6
—
Section
3.4.7
Section
3.4.8
Section
3.4.9
—
Section
3.4.10
—
Section
3.4.11
Section
3.4.12