| 摘要 |
PURPOSE:To utilize a user screen during the application of software by preparing a key which performs the switch between a CPU carrying out the software and a CPU carrying out the user screen control. CONSTITUTION:The software works on a CPU(A) and a memory (A) while a user screen changeover switch 8 is not pushed. When the switch 8 is pushed, the CPU(A) is halted and execution of the software 3 is interrupted. Then a CPU(B) carries out a user screen control program stored in a memory (B), and a keyboard part and a display part are used as the memory functions. When the switch 8 is released, the CPU(A) and the memory A restart the execution of the interrupted software. |
