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MELSEC-Q
5 UTILITY PACKAGE (GX Configurator-DA)
5.5 Automatic Refresh Settings
[Purpose of setting]
Sets the buffer memory for the D/A conversion module to be automatically
refreshed.
[Startup procedure]
"Start I/O No. " "Package name"
"Module model name" Auto refresh
[Setting screen]
[Explanation of items]
(1) Contents of the screen display
Model side Buffer size
: Displays the size of the buffer memory for the
setting item (fixed at one word).
Model side Transfer word count : Displays the number of words to be
transferred to the CPU devices from the
designated address (fixed at one word).
Transfer direction
: " " indicates that data is written from the
device to the buffer memory.
" " indicates that data is read from the buffer
memory to the device.
PLC side Device
: Enter the device in the CPU module to be
automatically refreshed.
The devices that can be used are X, Y, M, L,
B, T, C, ST, D, W, R, ZR. When using bit
devices, K, Y, M, L or B, set a number that
can be divided by 16 points (examples: X10,
Y120, M16).
Also, buffer memory data is stored in 16 point
blocks starting from the device number that
was set. For example, if X10 is set, data will
be stored from X10 to X1F.