Determine the control words necessary to program the 8255A for the following configurations: i. Port A – Mode 1, output Port B – Mode 1, input - Port C – not used ii. Port A – Mode 1, input; Port C...


Determine the control words necessary to program the 8255A for the following<br>configurations:<br>i. Port A – Mode 1, output<br>Port B – Mode 1, input<br>-<br>Port C – not used<br>ii. Port A – Mode 1, input; Port C (PC6, PC7) output<br>Port B- Mode 0, input; port C lower not used<br>

Extracted text: Determine the control words necessary to program the 8255A for the following configurations: i. Port A – Mode 1, output Port B – Mode 1, input - Port C – not used ii. Port A – Mode 1, input; Port C (PC6, PC7) output Port B- Mode 0, input; port C lower not used

Jun 11, 2022
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