1.

What are the conditions which are necessary for using a parallel port?1. Initializing by placing appropriate bits at the control register2. Calling on interrupt whenever a status flag sets at the status register3. Interrupting servicing (device driver) programmingSelect the correct answer using the code given below.

A. 1 and 2 only
B. 1 and 3 only
C. 1, 2 and 3
D. 2 and 3 only
Answer» D. 2 and 3 only


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