340
System Setup, Auxiliary Area Allocations, and Built-in I/O Allocations
Appendix C
Address
Bits
Name
Function
Controlled
by
A608
00
High-speed
counter 1 status
Target Compar-
ison In-
progress Flag
OFF: Target value comparison is not being performed for
CTBL(882).
Note
This flag is always OFF for range comparison.
ON: Target value comparison is being performed for CTBL(882).
Note
Target comparison is continued without interruption once it
has been started (as opposed to range comparison), so this flag
can be used to check whether target comparison is in progress.
Module
01
PV Overflow/
Underflow Flag
OFF: There is no counter overflow or underflow in Linear Counter
Mode. This flag will always be OFF in Circular Counter Mode.
ON: There is a counter overflow or underflow in Linear Counter
Mode. The counter PV will be fixed at the overflow or underflow
limit. This flag will be cleared when the High-speed Counter Start
Bit is turned OFF.
02
Reserved
---
03
Phase Z Input
Reset Flag (ON
for one cycle)
ON for one cycle when the counter PV is reset with the counter
reset method set to a phase Z + software reset.
Note
This flag will turn ON for one cycle after the counter PV is
reset if the phase Z signal (reset input) turns ON while the High-
speed Counter Reset Bit (A610.01) is ON.
04
Absolute No. of
Rotations Read
Error Flag
OFF: No error
ON: Error
05
Absolute No. of
Rotations Read
Completed
Flag
OFF: Rotations being read or reading has not been executed.
ON: Reading has been completed (Turned ON when serial recep-
tion of the number of rotations has been completed.)
06
Measuring Flag
(measurement
mode 1 or 2)
OFF: Changes in the counter PV or the counter frequency is not
being measured.
ON: Changes in the counter PV or the counter frequency is being
measured.
In measurement mode 1, this flag will turn ON at the beginning of
the sampling time after the Measurement Start Bit (A610.02) is
turned ON.
Note
Valid when Counter Data Display in System Setup is set to
Counter Movements (mode 1) or Frequency (mode 2).
07
High-speed
Counter Oper-
ating Flag
OFF: Counter is not operating.
ON: Counter is operating.
08
Count Latched
Flag
OFF: Count has not been latched.
ON: Latching the count has been completed for the latch input.
09 to 11
Reserved
---
12
Absolute Off-
set Preset
Error Flag
OFF: No error occurred when saving the absolute offset.
ON: An error occurred when saving the absolute offset.
13 to 15
Reserved
---
Содержание HOME SECURITY SYSTEM - MOTION SENSOR FQM1-CM001
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