System for transferring data through a communication interface using control information in request data for controlling data receiving rates independent of the CPU
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United States of America Patent
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Oct 13, 1998
Issued Date -
N/A
app pub date -
Apr 10, 1996
filing date -
Nov 5, 1992
priority date (Note) -
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Abstract
A data processing apparatus which has a communication interface element for connecting between an external apparatus and outputting element. The outputting element outputs the data received from the external apparatus by a normal speed parallel communication through the communication interface element. The data processing apparatus includes a DMAC for connecting between the communication interface element and the outputting element. Designating data which can be included in the received data designates performing a high speed parallel communication. The DMAC is started in response to the designating.
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