Microprocessor and Interfaces

What is a Microcontroller?

Define ALU (Arithmetic Logic Unit).

What is a Stack?

Define Flag Register.

What is Polling?

Define Memory Segmentation.

What is I/O Port?

Define Machine Cycle.

What is Pipelining?

Define Coprocessor.

Explain the architecture of 8086 microprocessor.

Describe the memory segmentation in 8086.

Explain the concept of real mode and protected mode in 8086.

Discuss the 8259 Programmable Interrupt Controller (PIC).

Explain the concept of Serial Communication and UART.

Describe the interfacing of ADC and DAC with microprocessor.

Explain the concept of memory interfacing techniques.

(a) Explain the 8086 instruction set categories. (b) Write assembly language programs for: (i) Sorting an array (ii) Finding the largest element in an array.

(a) Explain the 8086 addressing modes with examples. (b) Discuss the concept of segmentation and offset addressing in 8086.

(a) Explain the interrupt structure of 8086. (b) Discuss the 8259 PIC in detail and explain the process of interrupt handling.

(a) Explain the interfacing of 8255 with 8086. (b) Discuss the concept of keyboard interfacing and display interfacing.

(a) Explain the concept of Coprocessor (8087 NDP). (b) Discuss the multiprocessor systems and the concept of bus arbitration.