Question

EE 263 Homework Assignment 1   

Perform the following conversions:

Convert 51 (decimal) to binary and to hex

Convert 0xD1 (hexadecimal) to binary and to decimal

Convert 0b11001001 (binary) to hex and to decimal

Find the 2’s complement of the following 4-bit numbers

1101

0101

Perform the following 4-bit unsigned operations. For each, indicate the 4-bit result and the carry bit, and indicate if the answer is correct or not.

5 + 8

2 + 12

13 – 7

4 – 12

Perform the following 4-bit signed operations. For each, indicate the 4-bit result and indicate if there is an overflow or not.

4 + 1

-5 + -6

-7 + 7

3 – 8

A computer has an 8-bit register that is holding the value 0xD8 (hexadecimal).

What is the binary equivalent?

In unsigned numbers what is the decimal equivalent?

In signed numbers what is the decimal equivalent?

Answer 1