| 摘要 |
PROBLEM TO BE SOLVED: To prevent confusion by making a device print total time zone with correct time distribution and recognize time shift due to time switching even time switching time. SOLUTION: A CPU 10 judges whether or not the present time stored in a present time memory 12A comes to the specific date and time stored in a summer time switching set memory 12B according to the time count of a clock 26. When it comes to the specific time, the CPU shifts the present date and time stored in the present time memory 12A for a specific time stored in the summer time switching set memory 12B. In the case of shifting the present time for the specific time, the fact is printed as a message on a paper for printing sales data using a printer 24. |
