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8. COMMUNICATIONS USING DEDICATED PROTOCOLS
MELSEC-A
8.10 Special Function Module Buffer Memory Read and Write
8.1 0.1 Commands and designation
(1)
ACPU common commands
54H,
Reads from special func-
%
1 1
2
1
t
i m o d b
e m e m o .
64 words
1
1
#
(1 28 bytes)
Batch
54H,
Writes to special function
write
57H
module buffer memory.
-
Access
t o
PCCPU
I"
Data
Link
Item
Note :
a
.........
Executable
x
.........
Not executable
2
Linkable special function modules, buffer memory head address, and
module numbers
Access
to
A1 SCPU
Number of
Points
Processed
per
Communications
Processing
Command
State of PC CPU
Sym-
b o l
Special-function Module
A1 SD61 high-speed counter module
A l S 6 2 D A digital-analog converter module
~~~i~~
STOP
ASCII
Code
A1 S62RD314 temperature-digital converter module
Head Buffer Address
(hexadecimal)
80H
10H
A1 SJ71C24-R2 computer link module
During RUN
Module No. When Loaded
i n Slot 0
01 H
01 H
1 OH
SW04
ON
01 H
A1 S64AD analag-digital
converter
module
I
400H
SW04
OFF
01 H
80H
01 H
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