MP (B-TECH electronics and communication engineering 5th)

Unit I

INTRODUCTION TO 8085 MICROPROCESSOR: History and evolution of

Microprocessors, 8085 Microprocessor, Memory Interfacing, Memory mapped I/O and

peripheral mapped I/O 8085 Microprocessor Programming model. Introduction to 8085

instructions, programming techniques, counters and time delays, stack and subroutines,

interrupts.

Unit II

8051 MICROCONTROLLER: Comparison of Microprocessor and Microcontroller,

micro controller and embedded processors, Architecture and pin configuration of 8051

Unit III

8051 ASSEMBLY LANGUAGE PROGRAMMING: Introduction to 8051 Assembly

programming, Data Types and directives, 8051 flag bits and PSW register. Register

banks and stack. Jump loop and call instructions, I/O Port programming: Addressing

modes and accessing memory using various addressing modes. Arithmetic instructions and

programs, Logic instructions and programs, Single bit instructions and programming,

Timer/counter programming in the 8051.

Unit IV

SERIAL COMMUNICATION: 8051 connection to RS 232, 8051 serial communication

programming, interfacing of 8051microcontroller: LCD, ADC and DAC, Stepper motor.