Controller

阅读:432发布:2022-12-06

专利汇可以提供Controller专利检索,专利查询,专利分析的服务。并且PURPOSE: To use a control board used in common corresponding to a various kinds of application or grade-up commonly even when the same software is used by providing a ROM/RAM operation switching circuit.
CONSTITUTION: On the control board 1 used in common, a system ROM 7 having a program transfer and a program execution functions, a RAM 8, and the ROM/RAM operation switching circuit 6 are provided. System software at the control board 2 side prepared at every kind of application in the system RAM 8 on the control board 1 is written by a system ROM operation, and after that, an operation can be switched from the system ROM operation to a system RAM operation by a command from the control board 2 at the ROM/ RAM operation switching circuit 6. In such a way, it is possible to use the control board 1 corresponding to the various kinds of application or grade-up even when the same software of the control board 1 used commonly is used.
COPYRIGHT: (C)1989,JPO&Japio,下面是Controller专利的具体信息内容。

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