D-10
FX Series PLC User's Manual - Data Communication Edition
Computer Link
2 Specifications
2.2 Link Specifications
2.2
Link Specifications
2.2.1
Applicable commands and number of device points
*1.
Available only in FX
3S
, FX
3G
, FX
3GC
, FX
3U
and FX
3UC
PLCs.
*2.
32 points when 32-bit counters (C200 to C255) are specified.
*3.
32-bit counters (C200 to C255) are not applicable.
*4.
6 points when 32-bit counters (C200 to C255) are specified.
*5.
5 points when 32-bit counters (C200 to C255) are specified.
Name
Command
Contents of processing
Number of points processed in
one-time update
Sym-
bol
ASCII
code
FX
0N
, FX
1S
FX
2
(FX),
FX
2C
,
FX
1N
, FX
1NC
,
FX
2N
, FX
2NC
FX
3S
,
FX
3G
, FX
3GC
,
FX
3U
, FX
3UC
Device memory
Batch
reading
Unit:
Bit
BR
42H, 52H Reads bit devices in 1 point units.
54
256
256
Unit:
Word
WR 57H, 52H
Reads bit devices in 16 point units.
13 words
208 points
32 words
512 points
32 words
512 points
Read word devices in 1 point units.
13
*4
64
*2
64
*2
QR
*1
51H, 52H
Reads bit devices in 16 point units.
—
—
32 words
512 points
Read word devices in 1 point units.
—
—
64
*2
Batch
writing
Unit:
Bit
BW
42H, 57H Writes bit devices in 1 point units.
46
160
160
Unit:
Word
WW 57H, 57H
Writes bit devices in 16 point units.
10 words
160 points
10 words
160 points
10 words
160 points
Writes word devices in 1 point units.
11
*5
64
*2
64
*2
QW
*1
51H, 57H
Writes bit devices in 16 point units.
—
—
10 words
160 points
Writes word devices in 1 point units.
—
—
64
*2
Test
(random
writing)
Unit:
Bit
BT
42H, 54H Specifies bit devices arbitrarily in 1
point units, and sets or resets them.
10
20
20
Unit:
Word
WT
57H, 54H
Specifies bit devices arbitrarily in 16
point units, and sets or resets them.
6 words
96 points
10 words
160 points
10 words
160 points
Specifies word devices arbitrarily in 1
point units, and writes them.
6
*3
10
*3
10
*3
QT
*1
51H, 54H
Specifies bit devices arbitrarily in 16
point units, and sets or resets them.
—
—
10 words
160 points
Specifies word devices arbitrarily in 1
point units, and writes them.
—
—
10
*3
PL
C
Remote RUN
RR
52H, 52H Requests remote RUN or remote
STOP to PLC.
—
—
—
Remote STOP
RS
52H, 53H
PLC model
name reading
PC
50H, 43H Reads PLC model name.
Global
GW 47H, 57H
Turns global signal ON or OFF
(M8126 in FX Series) in all PLCs
connected in computer link.
1
1
1
On-demand
—
—
Set the sending request flag to ON in
PLC (only when 1-to-1 connection is
adopted in system configuration).
Maximum
quantity
specified in
sequence
program:
13 words
Maximum
quantity
specified in
sequence
program:
64 words
Maximum
quantity
specified in
sequence
program:
64 words
Loop-back test
TT
54H, 54H Returns received characters back to
the computer as they are.
25
characters
254
characters
254
characters
Summary of Contents for FX-485ADP
Page 2: ......
Page 120: ...B 2 FX Series PLC User s Manual Data Communication Edition N N Network ...
Page 188: ...C 2 FX Series PLC User s Manual Data Communication Edition Parallel Link ...
Page 244: ...D 2 FX Series PLC User s Manual Data Communication Edition Computer Link ...
Page 344: ...E 2 FX Series PLC User s Manual Data Communication Edition Inverter Communication ...
Page 700: ...H 2 FX Series PLC User s Manual Data Communication Edition Programming Communication ...
Page 752: ...I 2 FX Series PLC User s Manual Data Communication Edition Remote Maintenance ...
Page 817: ......