Precautions During Programming FP0
8 − 30
8.10 Setting the Clock/Calendar Timer (T32CT type only)
− Setting and changing using a program
1. Transfer the value to be written into special data registers DT90054 to DT90057 that
are allocated in clock/calendar timer setting area.
2. Write H8000 to DT90058.
Note: Execute the transfer using ”P” type (derivative execution) instruction or transfer in
the order of H8000 to H0000.
Example: With X0 on, adjust to the 5th day, 12:00:00.
X0
DF
F0 MV, H 0, DT9054
F0 MV, H 512, DT9055
F0 MV, H8000, DT9058
Set 5th day, 12 o’clock
Adjust time
Set 0 minutes and 0 seconds
Caution regarding backup of clock/calendar timer data
− Clock/Calendar timer values are backed up in the secondary battery.
− Do not use until the secondary battery has been sufficiently charged.
− When first used no value has been determined; therefore, please write values using a
programming tool or similar.
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