69
Auxiliary Area Data Allocation Section 4-3
High-speed Counter
0
Range 1 Compari-
son Condition Met
Flag
A27400 These flags indicate whether the PV is within the
specified ranges when high-speed counter 0 is
being operated in range-comparison mode.
0: PV not in range
1: PV in range
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts.
• Refreshed each
cycle during over-
seeing process.
• Refreshed when
PRV(881) instruc-
tion is executed
for the corre-
sponding counter.
High-speed Counter
0
Range 2 Compari-
son Condition Met
Flag
A27401 Read only
High-speed Counter
0
Range 3 Compari-
son Condition Met
Flag
A27402 Read only
High-speed Counter
0
Range 4 Compari-
son Condition Met
Flag
A27403 Read only
High-speed Counter
0
Range 5 Compari-
son Condition Met
Flag
A27404 Read only
High-speed Counter
0
Range 6 Compari-
son Condition Met
Flag
A27405 Read only
High-speed Counter
0
Range 7 Compari-
son Condition Met
Flag
A27406 Read only
High-speed Counter
0
Range 8 Compari-
son Condition Met
Flag
A27407 Read only
High-speed Counter
0
Comparison In-
progress Flag
A27408 This flag indicates whether a comparison opera-
tion is being executed for high-speed counter 0.
0: Stopped.
1: Being executed.
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts.
• Refreshed when
comparison oper-
ation starts or
stops.
High-speed Counter
0
Overflow/Underflow
Flag
A27409 This flag indicates when an overflow or under-
flow has occurred in the high-speed counter 0
PV. (Used only when the counting mode is set to
Linear Mode.)
0: Normal
1: Overflow or underflow
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts.
• Cleared when the
PV is changed.
• Refreshed when
an overflow or
underflow occurs.
Name Address Description Read/Write Times when data is
accessed