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Category Archives: Computer Organization & Architecture

Problem – Write an assembly language program in 8085 microprocessor to check whether the 8 bit number which is stored at memory location 2050 is… Read More
Problem – Write an assembly language program to swap two 8-bit numbers stored in 8085 microprocessor. Assumption – Suppose there are two 8-bit numbers. One… Read More
Problem – Write an assembly language program to add three 16 bit numbers stored in register HL, DE, BC and store the result in DE… Read More
Problem – Write an assembly language program in 8085 microprocessor to access Flag register and exchange the content of flag register F with register B.… Read More
Problem – Write a program in 8086 microprocessor to sort numbers in ascending order in an array of n numbers, where size “n” is stored… Read More
Problem – Write an assembly language program in 8085 microprocessor to find sum of digit of an 8 bit number. Example –Attention reader! Don’t stop… Read More
Problem – Write an assembly language code for calculating the nth power of a number using 8085 microprocessor. Example –Attention reader! Don’t stop learning now.… Read More
A computer performs a task based on the instruction provided. Instruction in computers comprises groups called fields. These fields contain different information as for computers… Read More
Problem – Write an assembly level language program to convert 8 bit BCD number to its respective ACSII Code. Assumptions – Starting address of program:… Read More
Problem – Write a program in 8086 microprocessor to find out the largest among 8-bit n numbers, where size “n” is stored at memory address… Read More
Data transfer instructions are the instructions which transfers data in the microprocessor. They are also called copy instructions.  Following is the table showing the list… Read More
Prerequisite – 8085 program to find 1’s and 2’s complement of 8-bit number Problem – – Write a program to find 1’s and 2’s complement… Read More
Problem – Write a program to find 1’s and 2’s complement of 8-bit number where starting address is 2000 and the number is stored at… Read More
Problem – Write a program to subtract two 16-bit numbers where starting address is 2000 and the numbers are at 3000 and 3002 memory address… Read More
Problem – Write a program to add two 16-bit numbers where starting address is 2000 and the numbers are at 3000 and 3002 memory address… Read More