专利汇可以提供Picture data outputting device for computer专利检索,专利查询,专利分析的服务。并且PURPOSE: To make a printing-out simple by receiving the transfer of the basic input output control program of a computer main body, branching an interrupting address which can mask and selecting by an external switch.
CONSTITUTION: When a pause witch 11 is pressed to copy a screen on a display, the ON condition of a switch 11 is detected, the operation is jumped to a pause routine and at the computer main body, the execution of an application program is stopped. In such a condition, when a copying switch 12 is turned on, a system program is jumped to a copying routine program, the picture data stored into a video RAM3 are converted to a bit image data and outputted to the printer output terminal of the computer main body. The picture data are all outputted, and a pause switch is turned off, and then, the branching of interruption is returned to an original condition.
COPYRIGHT: (C)1986,JPO&Japio,下面是Picture data outputting device for computer专利的具体信息内容。
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