16 Other Functions
16-8
CP2E CPU Unit Software User’s Manual(W614)
z Time-related Instructions
Precautions for Correct UsePrecautions for Correct Use
The clock may stop if a battery is not installed or the battery voltage is low. If the clock stops, it
cannot be set during 3 seconds after the power is ON. Please set the clock 3 seconds after the
power is ON.
If set the clock during 3 seconds after the power is ON, the following error response will occur.
• DATE instruction: The clock cannot be set. Error flag (P_ER) is ON.
• When the clock is set with a FINS command (command code 0702), the response end code
will be 2108 (Cannot be set during clock initialization).
Name Mnemonic Function
CALENDAR ADD CADD Adds time to the calendar data in the specified words.
CALENDAR SUBTRACT CSUB Subtracts time from the calendar data in the specified words.
CLOCK ADJUSTMENT DATE Changes the internal clock setting to the setting in the speci-
fied source words.