UNIVERSITY OF MADRAS
Bachelor in Computer Applications (BCA)
SEMESTER SYSTEM WITH CREDITS
(Effective from the Academic Year 2003-2004)

SYLLABUS

Semester IV - BCA216 - Microprocessors and Its Applications

Lecturer/Lab Hours per Week: 6
Duration: 3 hrs
Max Makrs: 100
Credit: 4

Unit - I

Introduction to Micro Computers, Microprocessors and Assembly Languages - Microprocessor architecture and its operations - 8085 MPU - 8085 Instruction set and classifications.

Unit - II

Writing assembly levels programs - Programming techniques such as looping, counting and indexing addressing nodes - Data transfer instructions - Arithmetic and logic operations - Dynamic debugging.

Unit - III

Counters and Time delays - Hexadecimal counter - Modulol 0 counter - Pulse Timings for flashing lights - Debugging counter and time delay program - stack - subroutine - conditional call and return instructions.

Unit - IV

BCD to Binary and Binary to BCD conversions - BCD to HEX and HEX to BCD conversions - AS CII to BCD and BCD to ASCII conversions - BCD to Seven segment LED Code conversions - Binary to ASCII and ASCII to Binary conversions - Multibyte Addition - Multibyte subtraction - BCD addition - BCD Subtraction - Multiplication and Division.

Unit - V

Interrupt - Implementing interrupts - Multiple interrupt - 8085 - trap - Problems on implementing 8085 interrupt - DMA - Memory interfaces - Ram & Rom - I/O interface - Direct I/O - Memory mapped I/O.

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