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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
Summary of Contents for CJ1M-CPU21
Page 1: ...Cat No W395 E1 03 CJ series Built in I O CJ1M CPU21 22 23 CJ1M CPU Units...
Page 2: ...CJ series Built in I O CJ1M CPU21 22 23 CPU Units Operation Manual Revised August 2004...
Page 3: ...iv...
Page 19: ...xx...
Page 79: ...50 Wiring Examples Section 3 3...
Page 217: ...188 Origin Search and Origin Return Functions Section 6 3...
Page 220: ...191 Built in Outputs Section 7 1...
Page 247: ...218 Built in Outputs Section 7 1...
Page 251: ...222 Combinations of Pulse Control Instructions Appendix A...
Page 255: ...226 Using Pulse Instructions in other CPU Units Appendix B...
Page 263: ...234 Index...
Page 265: ...236 Revision History...