| 摘要 |
<p>PURPOSE:To control transfer of the data with a piece of terminal, by carrying out the data transfer via the address of an external device in case the data within an address region is transferred into an address region corresponding to a destination address in accordance with the source address. CONSTITUTION:A data processing system 1 using a microcomputer contains a data transfer request signal terminal 1a, a CPU2 and a memory 3. The CPU2 reads in the source address which has to perform the data transfer and a destination address through a console 4 when the data transfer request TRQ signal is supplied and after the instruction which is under execution is over. Then the data is read out of the source address which is designated by the read- in address and transferred to the desitnation address. If a prescribed address in the address space of the system 1 is set previously at an address of the console 4, the data can be transferred via the set address.</p> |
