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Auxiliary Area Section 9-11
Pulse Output 0
Accel/Decel Flag
A28000 This flag will be ON when pulses are being out-
put from pulse output 0 according to an
ACC(888) or PLS2(887) instruction and the out-
put frequency is being changed in steps (accel-
erating or decelerating).
0: Constant speed
1: Accelerating or decelerating
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts or
stops.
• Refreshed each
cycle during over-
see process.
Pulse Output 0
Overflow/Underflow
Flag
A28001 This flag indicates when an overflow or under-
flow has occurred in the pulse output 0 PV.
0: Normal
1: Overflow or underflow
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts.
• Cleared when the
PV is changed by
the INI(880)
instruction.
• Refreshed when
an overflow or
underflow occurs.
Pulse Output 0 Out-
put Amount Set Flag
A28002 ON when the number of output pulses for pulse
output 0 has been set with the PULS(886)
instruction.
0: No setting
1: Setting made
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts or
stops.
• Refreshed when
the PULS(886)
instruction is exe-
cuted.
• Refreshed when
pulse output
stops.
Pulse Output 0 Out-
put Completed Flag
A28003 ON when the number of output pulses set with
the PULS(886)/PLS2(887) instruction has been
output through pulse output 0.
0: Output not completed.
1: Output completed.
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts or
stops.
• Refreshed at the
start or comple-
tion of pulse out-
put in
independent
mode.
Pulse Output 0 Out-
put In-progress Flag
A28004 ON when pulses are being output from pulse
output 0.
0: Stopped
1: Outputting pulses.
Read only • Cleared when
power is turned
ON.
• Cleared when
operation starts or
stops.
• Refreshed when
pulse output
starts or stops.
Name Address Description Read/Write Times when data is
accessed
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