| 摘要 |
PURPOSE:To solve a problem of a conventional image processing unit that when plural external devices use in common the image processing unit in the case of transfer of data requiring a processing time by an external device, other external devices have to await the end of data transfer by the external device for a long time. CONSTITUTION:Plural data processing sections 3, 4 have a means processing data, external interfaces 51, 61 receiving data from external devices 50, 60 to the plural data processing sections 3, 4, a means using a print control interface section 57 in common, a means outputting a recording medium from a different output section, a means adding a data processing section, a means using read enable memories 56, 65 in common, and a means using an operation section 54 in common and the plural data processing sections 3, 4 process the data received from the external devices 50, 60. |
