343
Note 1. If
there are several elements that can cause interrupts or if the interrupt peri
-
od
is shorted than the average interrupt processing time, the interrupt sub
-
routine
will be executed and the main program will not be executed. This will
cause
the cycle monitoring
time to be exceeded and an F
ALS 9F error will be
generated, stopping PC operation.
2. The
maximum interrupt program execution time is contained in SR 262 and
SR 263.
Interrupt Input Pulse Width The
pulse width input to Interrupt Input Units must be
set to within the conditions
shown in the following diagram.
0.5
ms min.
0.2 ms min.
ON time: 0.2 ms min.
OFF time: 0.5 ms min.
I/O Response Time Section 6-4
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