ECE 2325                                S.Norr                                     September 4, 2002

 

 

Homework 1:                        Due Wednesday, September 11, 2002

 

 

  1. How many actual bytes are there in a 64Mbyte memory module?  How many address lines would the module need if the memory was arranged as a 1 Byte wide array?  How many address lines would be required if the memory was ordered as 2 Bytes wide?

 

 

 

 

 

  1. Perform the following addition operations on the Hexidecimal Numbers shown below:

 

 

FF                           9C2                         E375

                          +    2C                     +    63D                    +   FFFF

 

 

               

  1. Perform the following subtraction operations the Hex Numbers, using the normal “Borrow” technique:

 

FF                           9C2                         E375

                          -     2C                     -     63D                    -    DFFF

 

 

 

 

  1. Repeat the the subtraction operations above using 16’s complement.