| 摘要 |
PURPOSE:To automatically replace a system program in accordance with a date by extracting a system program corresponding to a date from a program storing means and loading the program to execute operation control. CONSTITUTION:A main control part 14 for controlling the operation of a transaction mechanism loads a system program accumulated in an external storage device 20 to be a program storing means and execute control operation. An FDD21 and HDD22 are arranged in the storage device 20. The FDD and HDD21, 22 respectively include registration table storing areas 24 to be registration table storing means for storing a registration table for registering the dates to switch the system programs and area numbers storing the programs. The date of a calendar obtained from a clock device 23 is compared with the switching date of the registration table and a system program corresponding to a date is loaded. |
