F-73
FX Series PLC User's Manual - Data Communication Edition
Non-Protocol Communication (RS/RS2 Instruction)
8 Creating Programs (RS2 Instruction)
8.3 Operation of Control Line
A
Comm
on I
te
ms
B
N:
N N
etwo
rk
C
Paral
le
l Li
nk
D
Com
puter Li
nk
E
In
verter
C
omm
uni
cation
F
N
on-Proto
col
C
ommunicati
on
(R
S/RS
2 Instru
ction
)
G
No
n-
Protoc
ol
Co
mmuni
ca
tion
(FX
2N
-2
32IF)
H
Programm
ing
Comm
uni
cation
I
Re
mo
te
Ma
intenance
Apx.A
D
isco
nti
nued
models
2. When the control line is in the standard mode
Use this mode when only sending or receiving.
1) When only sending is executed
2) When only receiving is executed [The DR (DSR) signal is not used.]
3. When the control line is in the modem mode
OFF ON
ON
OFF
OFF
OFF
ON
ON
Message
1
Message
1
Message
2
RS2
instruction
driving
SD (TXD)
Send data
Sending
request
M8402
ER (DTR)
DR (DSR)
Reset it in a sequence program.
While it remains ON, the PLC cannot receive the next set of data.
OFF
OFF
ON
ON
OFF
ON
ON
Message
1
Message
2
RS2
instruction
driving
RD (RXD)
Receive data
ER (DTR)
Receiving
complete
M8403
Reset it in a sequence program.
While it remains ON, the PLC cannot receive the next set of data.
OFF
OFF
ON
ON
OFF
ON
ON
OFF
ON
OFF
ON
Message
1
Message 4
Message 2
Message 3
RS2
instruction
driving
SD (TXD)
Send data
ER (DTR)
Receiving
complete
M8403
RD (RXD)
Receive data
Sending
request
M8402
DR (DSR)
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 ...
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