ECET 330 WEEK 1 HOMEWORK

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ECET 330 Week 1 Homework

1. Convert the following binary numbers to Hexadecimal.

I. 10010011
II. 10110111

2. Find the 2’s complement of the following binary numbers.

I. 10010101
II. 11100111

3. Why must every computer have some amount of nonvolatile memory?

4. Find the organization and capacity of memory chips with the following pins.

I. EEPROM        A0-A14, D0-D7 II. SRAM        A0-A12, D0-D7

5. Answer the following:

I. How many bytes are 32 bits?
II. How many Kbytes is one megabyte?
III. How many megabytes is one gigabyte?

6. In a given byte-addressable computer, Memory Locations 10000H to 9FFFFH are available for user programs. The first location is 10000H and the last location is 9FFFFH. Calculate the following: 

I. The total number of bytes available (in decimal);
II. The total number of kilobytes (in decimal);

7. What are the differences between a microcontroller and a microprocessor?