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FX
-128ASL-M User's Manual
3U
7.2
Buffer Memory List
The table below provides a brief description and reference information for the 128ASL-M buffer memory.
BFM No.
hexa-
decimal
decimal
#0000H
#0 to #7
to
#0007H
#0008H
#8 to #26
to
#001AH
#27
#001BH Data access command
#28
#001CH Status information
#29
#001DH Error code
#30
#001EH Model code
#31
#001FH Not used
#32
#0020H
#33
#0021H
#34
#0022H
#35
#0023H
#0024H
#36 to
to
#4095
#0FFFH
#4096
#1000H
to
to
#4103
#1007H
#4104
#1008H
to
to
#8191
#1FFFH
#8192
#2000H Number of the error IDs
#8193
#2001H
to
to
#8320
#2080H
#8321
#2081H
to
to
#8959
#22FFH
#8960
#2300
#8961
#2301H
to
to
#9215
#23FFH
#9216
#2400H
#9217
#2401H
to
to
#9344
#2480H
#9345
#2481H
to
to
#9983
#26FFH
54
→ For details on the buffer memory, refer to the Section 7.3 or later.
Item
Input information area
Not used
Number of input points setting
value
Number
of
output
points
setting value
Number
of
input
points
allowed by main unit
Number
of
output
points
allowed by main unit
Not used
Output information area
Not used
Error ID information storage
areas
Not used
Number of the connected
modules
Not used
Number of IDs of connected
modules
Connected
module
ID
information storage areas
Not used
Content, Setting range
The ON/OFF status of the input signal of the
slave module is stored.
Address: 0 to 127 (16bit × 8 = 128bit)
-
Various data access commands from the main
unit to the 128ASL-M are stored.
The status information of the 128ASL-M is
stored.
The error code of the 128ASL-M is stored.
The model code of the 128ASL-M is stored.
-
The number of input points set by the rotary
switch is stored.
The number of output points set by the rotary
switch is stored.
The number of input points allowed by the main
unit is stored.
The number of output points allowed by the main
unit is stored.
-
The ON/OFF status of the output signal of the
slave module is stored.
Address: 0 to 127 (16bit × 8 = 128bit)
-
The number of error IDs that send no response is
stored.
The error IDs are stored for the number of error
IDs (BFM#8192) in ascending order.
Up to 128 IDs.
-
The number of slave modules detected by the
automatic address detection is stored.
-
The number of IDs of connected modules is
stored by the automatic address detection.
Up to 128 IDs.
IDs of all the connected slave modules
(BFM#9216) are stored in ascending order.
Up to 128 IDs.
-
7 Buffer Memory
7.2 Buffer Memory List
Default
R/W
Reference
(decimal)
Subsection
R
0
7.3.1
-
-
-
Subsection
R/W
0
7.3.2
Subsection
R
-
7.3.3
Subsection
R
0
7.3.4
Subsection
R
7550
7.3.5
-
-
-
R
-
Subsection
7.3.6
R
-
R
-
Subsection
7.3.7
R
-
-
-
-
Subsection
R/W
0
7.3.8
-
-
-
Subsection
R
0
7.3.9
Subsection
R
0
7.3.10
-
-
-
Subsection
R
-
7.3.11
-
-
-
Subsection
R
-
7.3.12
Subsection
R
-
7.3.13
-
-
-
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