| 摘要 |
<P>PROBLEM TO BE SOLVED: To quickly transfer print data by using the isochronous transfer of a UBS interface. <P>SOLUTION: Print data are added with a header, and divided into packet sizes set by a USB interface, and the packet data are copied so that a plurality of packets whose data are the same can be prepared. Those packets are assigned with numbers. The packet whose data error is detected is not basically used, and only the correctly received data are linked so that print data can be prepared. <P>COPYRIGHT: (C)2004,JPO |
