14-43
14 Serial Communications
CP2E CPU Unit Software User’s Manual(W614)
1
4
-7 Mo
db
us-
R
T
U Sla
ve F
unc
tion
14
14-7-2 F
lo
w
of Oper
ation
Built-in RS-2
3
2C, Built-in RS-4
8
5 or Serial Port Tab Page
14-7-2 Flow of Operation
1
Connect CP2E CPU Unit and Modbus-RTU master
device using RS-2
3
2C or RS-422A/4
8
5 ports.
Select
Built-in RS2
3
2C, Built-in RS4
8
5
or
Serial Port
in
the PLC Setup and transfer the PLC Setup from the CX-
Programmer to the CP2E CPU Unit.
•
Set the seial communication mode to Modbus-RTU
Slave
•
Set the baud rate and format
•
Set Modbus Slave address
2
When receiving a Modbus-RTU command from a
Modbus-RTU Master, it automatically responds without a
ladder program.
3
14-7-3 PLC Setup
Parameter
Settings
Communications Settings
Set the communications settings to the same values as the connected Mod-
bus-RTU master device.
If the connected device is set to 19,200 bps, one stop bit, and even parity,
select the
Cu
s
tom Option
. Set the baud rate to 19,200 and the format to
8
,1,E
.
Mode
Select
Modbu
s
RTU Slave
.
Modbus Slave Address
Set the CP2E slave address.
Wiring comm
u
nic
a
tion
s
PLC
S
et
u
p
Cyclic t
as
k
s
Interr
u
pt t
as
k
s
Cre
a
te
l
a
dder
progr
a
m
Summary of Contents for SYSMAC CP Series
Page 3: ......
Page 32: ...1 Overview 1 4 CP2E CPU Unit Software User s Manual W614 ...
Page 44: ...3 CPU Unit Operation 3 8 CP2E CPU Unit Software User s Manual W614 ...
Page 116: ...6 I O Allocation 6 8 CP2E CPU Unit Software User s Manual W614 ...
Page 144: ...7 PLC Setup 7 28 CP2E CPU Unit Software User s Manual W614 ...
Page 170: ...10 Interrupts 10 14 CP2E CPU Unit Software User s Manual W614 ...
Page 200: ...11 High speed Counters 11 30 CP2E CPU Unit Software User s Manual W614 ...
Page 272: ...12 Pulse Outputs 12 72 CP2E CPU Unit Software User s Manual W614 ...
Page 278: ...13 PWM Outputs 13 6 CP2E CPU Unit Software User s Manual W614 ...
Page 460: ...18 Programming Device Operations 18 28 CP2E CPU Unit Software User s Manual W614 ...
Page 576: ...Revision 2 CP2E CPU Unit Software User s Manual W614 ...
Page 577: ......