Appendices
A-64
CP1E CPU Unit Software User’s Manual(W480)
A327 10 High-speed Counter 5
Count Direction
This flag indicates whether the
high-speed counter is currently being
incremented or decremented. The
counter PV for the current cycle is com-
pared with the PV in last cycle to deter-
mine the direction.
OFF: Decrementing
ON: Incrementing
Cleared Setting used
for high-speed
counter, valid
during counter
operation.
A339 to
A340
Maximum Differentia-
tion Flag Number
These words contain the maximum
value of the differentiation flag num-
bers being used by differentiation
instructions.
See Func-
tion col-
umn.
Cleared Written at the
start of opera-
tion
A295.13
A351 to
A354
(N/NA-t
ype
CPU
Unit
only)
Calendar/Clock Area These words contain the CPU Unit’s
internal clock data in BCD. The clock
can be set from the CX-Programmer,
with the DATE instruction, or with a
FINS command (CLOCK WRITE,
0702).
A351.00 to A351.07:
Seconds (00 to 59)(BCD)
A351.08 to A351.15:
Minutes (00 to 59)(BCD)
A352.00 to A352.07:
Hours (00 to 23)(BCD)
A352.08 to A352.15:
Day of the month (01 to 31)(BCD)
A353.00 to A353.07:
Month (01 to 12)(BCD)
A353.08 to A353.15:
Year (00 to 99)(BCD)
A354.00 to A354.07:
Day of the week (00 to 06)(BCD)
00: Sunday
01: Monday
02: Tuesday
03: Wednesday
04: Thursday
05: Friday
06: Saturday
Note 1 The data will be unstable if the
capacitor becomes dis-
charged. Write the ladder pro-
gram and design the overall
system to handle any prob-
lems that might occur if this
data becomes unstable.
2 In an E-type CPU Uint, or if the
clock data is not set for an
N/NA-type CPU Unit, the data
will be for 1:01.01 on Sunday
January 1, 2001.
Retained Retained Written every
cycle
A360 to
A391
01 to
15
Executed FAL Number
Flags
The flag corresponding to the specified
FAL number will be turned ON when
FAL is executed. Bits A360.01 to
A391.15 correspond to FAL numbers
001 to 511.
Note The flag will be turned OFF when
the error is cleared.
ON: That FAL was
executed
OFF: That FAL wasn’t
executed
Retained Cleared Refreshed
when error
occurs.
A402.15
Address
Name Function Settings
Status
after
mode
change
Status at
startup
Write
timing
Related
flags,
settings
Words Bits
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