Computer Science, asked by Kaberi4221, 9 months ago

What is the format for control word in I/o mode?

Answers

Answered by Zisha7

Answer:

The control word format of the 8255 is shown in Fig. below. The contents of the control register are called the control word that specifies the input/ output functions of each port. ... Port-C operates in BIT SET/RESET (BSR) mode with D_7=0.

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