Appeal No. 95-3800
Application 08/046,109
This is a decision on the appeal under 35 U.S.C. § 134
from the examiner’s rejection of claims 13-22, which
constitute all the claims remaining in the application. An
amendment after final rejection was filed on August 24, 1994
and was entered by the examiner.
The disclosed invention pertains to a data processing
system having a microprocessor and a memory. The memory
stores special input/output control code for controlling input
and output between the microprocessor and input/output
devices. The microprocessor causes the special input/output
control code to be executed each time an input/output
instruction is executed by the microprocessor.
Representative claim 13 is reproduced as follows:
13. A system including a microprocessor and a memory,
said microprocessor having means for executing a series of
instructions, said microprocessor having a plurality of
input/output ports, said series of instructions including
input and output instructions:
special input/output control code stored at addresses
beginning at a particular address in said memory for
controlling input and output between said microprocessor and
said ports;
special register means for storing said particular
address of the beginning of said special input/output control
code;
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