10 Buffer Memory
10.2 Buffer Memory List
95
FX3U-16CCL-M User's Manual
1
Introduction
2
Specification
3
System
Configuration
4
Installation
5
Wiring
6
Introduction of
Functions
7
Data Link
Processing
Time
8
Parameter
Setting
9
Data Link
Procedure
10
Buffer Memory
10.2 Buffer Memory List
The table below provides a brief description and reference information for the FX3U-16CCL-M buffer memory.
→ For details on the buffer memory, refer to the Section 10.3 or later.
*1. Do not write to areas that are prohibited to use. Such write may cause errors.
BFM No.
Item Description
Read/
Write
Reference
Hex. Dec.
#0H to #9H #0 to #9 Parameter information area
Stores the information (parameters) to execute the
data link.
R/W
Section
10.3
#AH, #BH #10, #11 I/O signals to PLC I/O signals to control the master block R/W
Section
10.4
#CH to
#1BH
#12 to #27 Parameter information area
Stores the information (parameters) to execute the
data link.
R/W
Section
10.3
#1CH to
#1EH
#28 to #30 Master block control signal Signals to control the master block R/W
Section
10.5
#1FH #31
Use prohibited
*1
---
#20H to
#2FH
#32 to #47 Parameter information area
Stores the information (parameters) to execute the
data link.
R/W
Section
10.3
#30H to
#DBH
#48 to
#219
Use prohibited
*1
---
#DCH to
#DFH
#220 to
#223
Consistency control
Consistency control flag
(For RX, RY, RWw, RWr flag)
R/W
Section
10.6
#E0H to
#FFH
#224 to
#255
Remote input (RX)
*2
Stores the input status from a remote station and
intelligent device station.
R/O
Section
10.7
#100H to
#15FH
#256 to
#351
Use prohibited
*1
---
#160H to
#17FH
#352 to
#383
Remote output (RY)
*2
Stores the output status to a remote station and
intelligent device station.
R/W
Section
10.8
#180H to
#1DFH
#384 to
#479
Use prohibited
*1
---
#1E0H to
#21FH
#480 to
#543
Remote registers (RWw)
*2
Stores the transmission data to a remote station and
intelligent device station.
R/W
Section
10.9
#220H to
#2DFH
#544 to
#735
Use prohibited
*1
---
#2E0H to
#31FH
#736 to
#799
Remote registers (RWr)
*2
Stores the received data from a remote station and
intelligent device station.
R/O
Section
10.10
#320H to
#3DFH
#800 to
#991
Use prohibited
*1
---
#3E0H to
#5DFH
#992 to
#1503
Slave station offset,
size information
Stores the offset and size of RX/RY/RWw/RWr per
remote station/intelligent device station.
R/O
Section
10.11
#5E0H to
#5FFH
#1504 to
#1535
Link special relay (SB) Stores the data link status.
R/W
*4
Section
10.12
#600H to
#7FFH
#1536 to
#2047
Link special register (SW) Stores the data link status.
#800H to
#3FFFH
#2048 to
#16383
Use prohibited
*1
---
#4000H to
#401FH
#16384 to
#16415
Ver. 2 compatible remote input
(RX)
*3
Stores the input status from a remote station and
intelligent device station.
R/O
Section
10.13
#4020H to
#41FFH
#16416 to
#16895
Use prohibited
*1
---
#4200H to
#421FH
#16896 to
#16927
Ver. 2 compatible remote output
(RY)
*3
Stores the output status to a remote station and
intelligent device station.
R/W
Section
10.14
#4220H to
#43FFH
#16928 to
#17407
Use prohibited
*1
---
#4400H to
#445FH
#17408 to
#17503
Ver. 2 compatible remote registers
(RWw)
*3
Stores the transmission data to a remote station and
intelligent device station.
R/W
Section
10.15
#4460H to
#4BFFH
#17504 to
#19455
Use prohibited
*1
---
#4C00H to
#4C5FH
#19456 to
#19551
Ver. 2 compatible remote registers
(RWr)
*3
Stores the received data from a remote station and
intelligent device station.
R/O
Section
10.16
#4C60H to #19552 to
Use prohibited
*1
---