8-61
8 Pulse Outputs
CJ2M CPU Unit Pulse I/O Module User’s Manual
8-8 Related Auxiliary Area Bits
8
Pulse Output 0
Interrupt Feed-
ing Error Flag
A280.09 These flags will turn ON if an overflow or
underflow occurs when an interrupt input is
received, or when the specified number of
pulses is moved, after output from pulse out-
puts 0 to 3 is started with the IFEED(892)
instruction.
ON: No error.
OFF: Overflow/underflow or specified number
of pulses has been moved.
Read • Cleared when power is
turned ON.
• Cleared when operation
starts.
• Cleared when IFEED(892)
instruction processing is
started.
• Turned ON if an overflow
or underflow occurs when
an interrupt input is
received, or if an overflow
or underflow occurs while
the specified number of
pulses is being moved,
after operation is started
with the IFEED(892)
instruction with the origin
defined.
Pulse Output 1
Interrupt Feed-
ing Error Flag
A281.09
Pulse Output 2
Interrupt Feed-
ing Error Flag
A326.09
Pulse Output 3
Interrupt Feed-
ing Error Flag
A327.09
Pulse Output 0
Stop Error
Code
A444 If a Pulse Output Stop Error occurs for pulse
output 0 to 3, the error code is written to this
word.
Read • Cleared when power is
turned ON.
• Cleared when an origin
search is started.
• Refreshed when a fatal
pulse output error occurs
during an origin search.
• Refreshed when the limit
input signal for pulse out-
put is set to be always
enabled in the PLC Setup
and pulse output is
stopped due to the limit
input.
• Cleared when both limit
inputs are disabled and a
fatal pulse output error
code is stored.
Pulse Output 1
Stop Error
Code
A445
Pulse Output 2
Stop Error
Code
A438
Pulse Output 3
Stop Error
Code
A439
Pulse Output 0
Reset Bit
A540.00 The PV of the pulse output (0 to 3) will be
cleared when the corresponding bit is turned
ON.
A276, A278, A322, and A324 contain the
lower 4 digits of the pulse output PV.
A277, A279, A323, and A325 contain the
upper 4 digits of the pulse output PV.
Read/
Write
• Cleared when power is
turned ON.
Pulse Output 1
Reset Bit
A541.00
Pulse Output 2
Reset Bit
A542.00
Pulse Output 3
Reset Bit
A543.00
Name Word/Bit Function
Read/
Write
Refresh timing
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