386
Clock Section 6-8
Auxiliary Area Flags and Words
Time-related Instructions
Name Addresses Contents
Start-up Time A510 and
A511
The time at which the power was
turned ON (year, month, day of month,
hour, minutes, and seconds).
Power Interruption Time A512 and
A513
The time at which the power was last
interrupted (year, month, day of month,
hour, minutes, and seconds).
Power ON Clock Data 1 A720 to A722 Consecutive times at which the power
was turned ON (year, month, day of
month, hour, minutes, and seconds).
The times are progressively older from
number 1 to number 10.
Power ON Clock Data 2 A723 to A725
Power ON Clock Data 3 A726 to A728
Power ON Clock Data 4 A729 to A731
Power ON Clock Data 5 A732 to A734
Power ON Clock Data 6 A735 to A737
Power ON Clock Data 7 A738 to A740
Power ON Clock Data 8 A741 to A743
Power ON Clock Data 9 A744 to A746
Power ON Clock Data 10 A747 to A749
Operation Start Time A515 to A517 The time that operation started (year,
month, day of month, hour, minutes,
and seconds).
Operation End Time A518 to A520 The time that operation stopped (year,
month, day of month, hour, minutes,
and seconds).
User Program Date A090 to A093 The time when the user program was
last overwritten (year, month, day of
month, hour, minutes, and seconds).
Parameter Date A094 to A097 The time when the parameters were
last overwritten (year, month, day of
month, hour, minutes, and seconds).
Name Mnemonic Function
HOURS TO SECONDS SEC(065) Converts time data in hours/minutes/sec-
onds format to an equivalent time in seconds
only.
SECONDS TO HOURS HMS(066) Converts seconds data to an equivalent time
in hours/minutes/seconds format.
CALENDAR ADD CADD(730) Adds time to the calendar data in the speci-
fied words.
CALENDAR SUBTRACT CSUB(731) Subtracts time from the calendar data in the
specified words.
CLOCK ADJUSTMENT DATE(735) Changes the internal clock setting to the set-
ting in the specified source words.
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