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Page 58 of 93

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY

HYDERABAD

III Year B.Tech. IT I-SemT P C

032

MICROPROCESSORS AND INTERFACING LAB

I. Microprocessor 8086 :

1. Introduction to MASM/TASM.

2. Arithmetic operation – Multi byte Addition and Subtraction, Multiplication and Division – Signed and unsigned Arithmetic operation, ASCII – arithmetic operation.

3. Logic operations – Shift and rotate – Converting packed BCD to unpacked BCD, BCD to ASCII conversion.

4. By using string operation and Instruction prefix: Move Block, Reverse string, Sorting, Inserting, Deleting, Length of the string, String comparison.

5. DOS/BIOS programming: Reading keyboard (Buffered with and without echo) – Display characters, Strings.

II. Interfacing :

1. 8259 – Interrupt Controller : Generate an interrupt using 8259 timer.

2. 8279 – Keyboard Display : Write a small program to display a string of characters.

3. 8255 – PPI : Write ALP to generate sinusoidal wave using PPI.

4. 8251 – USART : Write a program in ALP to establish Communication between two processors.

III. Microcontroller 8051

1. Reading and Writing on a parallel port.

2. Timer in different modes.

3. Serial communication implementation.

and

Equipment required for Laboratories:

1.

8086 µP Kits

2.

8051 Micro Controller kits

3.

Interfaces/peripheral subsystems

i)

8259 PIC

ii)

8279-KB/Display

iii)

8255 PPI

iv)

8251 USART

4.

ADC Interface

5.

DAC Interface

6.

Traffic Controller Interface

7.

Elevator Interface

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