| 摘要 |
In a sales management apparatus, control programs necessary for operating in different modes are stored in respective mode keys and any desirable control program is loaded by using a corresponding mode key to realize saving in memory capacity of the apparatus. A sales management apparatus having a memory for writing and reading a control program, a mode key having a memory for storing a control program, means for registering a person in charge according to data provided from the mode key and means for transmitting the control program from the mode key, which can switch a control program to another, e.g., registering, setting, checking or exact calculation program by replacing a mode-key by another. <IMAGE> |
