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2 MULTIPLE CPU SYSTEM
2.2 Starting Up the Multiple CPU System
This section describes a standard procedure to start up the Multiple CPU system.
2.2.1 Startup Flow of the Multiple CPU System
Refer to the "QCPU User's Manual" (Function
Explanation/Program Fundamentals)".
Install the selected module on the main
base unit and extension base unit.
Definition of functions with Multiple CPU
system
Control and function executed in each
CPU module are defined.
START
Application and assignment of device
When automatic refresh of the CPU
shared memory is performed, the
number of refresh points is continuously
obtained.
Selection of module
Select the module to achieve the
function with the Multiple CPU system.
Installation of module
Start-up GX Developer
(Ver. 8.48A or later).
Start-up of GX Developer
Create the parameter such as Multiple
CPU setting and control CPU setting,
and the PLC program.
Creation of parameters, etc.
Connection of PC to the PLC CPU
module of CPU No. 1
Connect the PC that started
GX Developer to the PLC CPU module
of CPU No. 1 with the RS-232 cable/
USB cable.
Multiple CPU system power ON
Turn ON the power of Multiple CPU
system in the following state of PLC
CPU module of CPU No.1.
RUN/STOP/RESET switch : STOP
Refer to Section 2.3
Refer to the "Q173DCPU/Q172DCPU User's
Manual"
Refer to the "Q173DCPU/Q172DCPU User's
Manual"
Refer to the GX Developer Manual.
Create the parameters for CPU No. 1 to 4 and
PLC programs.
PLC CPU
Motion CPU
PLC CPU
Write parameter and PLC program in
the PLC CPU of CPU No. 1.
For PLC CPU other than CPU No. 1,
select the applicable PLC CPU by
specifying the connection.
Write of parameter and program
PLC CPU
1)