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3.
LINKING TO THE A2CCPU
MELSEC-A
3.5
Programming
This section explains how to create a program when an A64RDC is used as
the remote terminal module of an A2CCPU.
3.5.1
Programming procedure
The following shows the programming procedure for data read/write between
the A64RDC and a PC CPU.
Program creation
I
J
disabling program.
only the channels used for
Create a program to enable
conversion.
Create a program to specify
the type of platinum tempera-
ture-measuring
resistor.
I
<Will
averaging be done?>
1
f
Creation of a program to
1
T
Initial setting
specify the averaging time
(Sampling processing)
Creation of an averaging
program
Creation of a program to read
detected temperature values
Create a program to read the
error code.
T
f
Complete
7
I
Only use the above-mentioned procedure to perform the initial settings.
If
average processing is specified before setting averaging time or count,
a write data error occurs. To avoid this, batch writing
of the initial setting
data is recommended.
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