Omron CP1H CPU Operation Manual page 687

Auxiliary Area Allocations by Address
Address Name
Words Bits
A321 A321.00 High-speed
Counter 3
Range 1 Com-
parison Condi-
tion Met Flag
A321.01 High-speed
Counter 3
Range 2 Com-
parison Condi-
tion Met Flag
A321.02 High-speed
Counter 3
Range 3 Com-
parison Condi-
tion Met Flag
A321.03 High-speed
Counter 3
Range 4 Com-
parison Condi-
tion Met Flag
A321.04 High-speed
Counter 3
Range 5 Com-
parison Condi-
tion Met Flag
A321.05 High-speed
Counter 3
Range 6 Com-
parison Condi-
tion Met Flag
A321.06 High-speed
Counter 3
Range 7 Com-
parison Condi-
tion Met Flag
A321.07 High-speed
Counter 3
Range 8 Com-
parison Condi-
tion Met Flag
A321.08 High-speed
Counter 3
Comparison
In-progress
Flag
A321.09 High-speed
Counter 3
Overflow/
Underflow
Flag
A321.10 High-speed
Counter 3
Count Direc-
tion
Function
These flags indicate whether the PV
is within the specified ranges when
high-speed counter 3 is being oper-
ated in range-comparison mode.
Cleared when operation starts.
Cleared when range comparison
table is registered.
OFF: PV not in range
ON: PV in range
This flag indicates whether a com-
parison operation is being executed
for high-speed counter 3.
Cleared when operation starts.
OFF: Stopped.
ON: Being executed
This flag indicates when an overflow
or underflow has occurred in the
high-speed counter 3 PV. (Used with
the linear mode counting range only.)
Cleared when operation starts.
Cleared when the PV is changed.
OFF: Normal
ON: Overflow or underflow
This flag indicates whether the high-
speed counter is currently being
incremented or decremented. The
counter PV for the current cycle is
compared with the PC in last cycle to
determine the direction.
OFF: Decrementing
ON: Incrementing
Settings Status Status
after at star-
mode
change
--- --- Cleared
--- --- Cleared
--- --- Cleared
--- --- Cleared
Appendix D
Write Related
timing flags, set-
tup tings
Refreshed ---
each cycle
during
oversee-
ing pro-
cess.
Refreshed
when
PRV(881)
instruction
is exe-
cuted for
the corre-
sponding
counter.
Refreshed ---
when com-
parison
operation
starts or
stops.
Refreshed ---
when an
overflow or
underflow
occurs.
Setting ---
used for
high-speed
counter,
valid dur-
ing counter
operation.
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