Mode 1 of 8255 for input operation.

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written 7.4 years ago by

teamques10 ★ 65k

• modified 7.4 years ago

Mumbai University > Computer Engineering > Sem 5 > Microprocessor

Marks: 10M

Year: May 2015

microprocessors and applications

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written 7.4 years ago by

teamques10 ★ 65k

In order to use port A or port B for handshake input or output operation, we initialize that port in mode 1. Some of the pins of port C function as handshake lines.

For port B in this mode, PC0, PC1 and PC2 pins function as handshake lines.

If port …

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