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The 8 2 5 5 Programmable Peripheral Interface is used as described below. ( i ) An A / D converter is interface to a
The Programmable Peripheral Interface is used as described below.
i An AD converter is interface to a microprocessor through an
The conversion is initiated by a signal from the on Port C A signal on Port
C causes data to be strobe into Port A
ii Two computers exchange data using a pair of s Port A works as a
bidirectional data port supported by appropriate handshaking signals.
The appropriate modes of operation of the for i and ii would be
A Mode for i and Mode for ii
B Mode for i and Mode for ii
C Mode for i and Mode for ii
D Mode for i and Mode for ii
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