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9
PROGRAMMING
CHAPTER9 PROGRAMMING
This chapter explains parameter setting methods and program examples when setting
parameters with a sequence program.
Before using the program examples introduced in this chapter in an actual system, fully
check that there is no problem in control on the target system.
For the QJ71MB91, parameters can be also set on-screen using the utility package (GX
Configurator-MB).(
9.1 Parameter Setting
9.1.1 Automatic communication parameters
(1) Automatic communication parameter setting method
(2) I/O signals used for automatic communication parameter setting
9
- 1
9.1 Parameter Setting
9.1.1 Automatic communication parameters
CHAPTER 8)
Set the automatic communication parameters with sequence program as follows.
1) Store parameters in the Automatic communication parameter area of the buffer
memory (address: 0200
2) Turn ON the Automatic communication parameter setting request/Automatic
communication start request (Y4/YC).
The automatic communication parameters are set using the following I/O signals.
Table9.1 I/O signals used for automatic communication parameter setting
Signal
CH1
CH2
Module READY
X0
ON : Accessible
OFF : Not accessible
Automatic communication parameter setting, normally completed
X4
XC
ON : Normally completed
OFF : -
Automatic communication parameter setting, error completed
X5
XD
ON : Error completed
OFF : -
Automatic communication operation status
X6
XE
ON : Operating
OFF : Stopped
Intelligent function module switch setting change status
X10
ON : Setting being changed
OFF : Setting not changed
Automatic communication parameter setting request/Automatic communication start
request
Y4
YC
ON : Being requested
OFF : No requested
to 037F
/0380
to 04FF
H
H
H
Signal name
).
H
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