IDEC MICROSmart FC6A Series, User Manual

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11: SD M
EMORY
C
ARD
11-10 FC6A S
ERIES
MICROS
MART
U
SER
’
S
M
ANUAL
FC9Y-B1722
Recipe Execution Example
The following shows the processing flow and execution example for when the write trigger device or the read trigger device is on
in user program END processing.
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Processing flow
Notes:

When the auto write function is executed, the first scan starts after recipe block writing has finished.

If an error occurs during recipe block processing, the recipe function is not executed for subsequent channels.

If reading and writing are simultaneously executed for the same channel, reading has priority.
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Execution example
When the trigger devices are simultaneously turned on for multiple channels in the same recipe block
Processing is executed in order from the lowest channel number.
Scan
Block
Number
Trigger Device
Recipe Execution Status
Channel 1 Channel 8 Channel 15
1st scan
1
OFF OFF OFF No operation
2nd scan OFF -> ON OFF -> ON OFF -> ON Execute channel 1
3rd scan ON ON ON Execute channel 8
4th scan ON ON ON Execute channel 15
5th scan ON ON ON No operation
Has the trigger device been turned on?
YES
NO
NO
Is the execution channel
information in the recipe
execution queue?
Take out the channel at the head
of the queue and execute the recipe.
YES
Update the execution status.
Start
End
Using the information for trigger device
that was turned on in the same scan, add
the recipe execution channel information
to the queue.
Information is stored in the queue in
ascending block number order and
ascending channel number order.