[SOLVED] CSE306-Assignment 01 ALU

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Description

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Specification for 4-bit ALU Simulation

  • The functional design specification for each group of each section can be found in Appendix A. First, read carefully the specification of your group. Then, go through the next specifications/instructions of this section.
  • Required Flags:
    • Carry
    • Sign
    • Overflow
    • Zero
  • Flags will be affected as per the rules of Assembly Language.
  • Any SSI (AND, OR, NOT, XOR etc.) and MSI (MUX, Decoder, Adder etc.) chip can be used.
  • Emphasis should be given on efficiency of design and minimization of ICs used.
  • Late submission will result in reduced marking.
  • For simulation you can use any simulation software.
  • While demonstration you must bring your group specification.

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  • Simulator used along with the version number
  • Discussion

 

Version

This section contains the version of the assignment. It starts with Version 0. If we find some major problems in this assignment description file, then we shall change this pdf. If that case, we shall increase the version number and list the changes in this section. So, keep an eye on this version number of the pdf in the moodle to see whether the version is changed or not. If it is changed, the first read this section to see where the changes have been made and whether it is applicable for your group. On the other hand, if the changes are minor (for example, correcting the grammatical mistakes), then version number will not be changed.

Version 0

This is the initial version of the problem description pdf.

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Appendix A

Functional design specifications for each group of each section

cin

cs2 cs1 cs0

Functions for
Group 5 Group 6
0        0       0 Add Decrement A
0        1       0 Transfer A Subtract with borrow
1        0       0 Add with carry Transfer A
1        1       0 Increment A Subtract
x        0       1 OR AND
x        1       1 Complement A XOR

For Section A1

cin

cs2 cs1 cs0

  Functions for  
Group 1 Group 2 Group 3 Group 4
0        0       0 Add Decrement A Subtract with borrow Decrement A
0        0       1 Transfer A Subtract with borrow Transfer A Add
0        1       0 Add with carry Transfer A Subtract Transfer A
0        1       1 Increment A Subtract Increment A Add with carry
1        x       0 AND OR AND Complement A
1        x       1 XOR Complement A OR XOR
cin

cs2 cs1 cs0

Functions for
Group 5 Group 6
0        0       0 Subtract with borrow Decrement A
0        1       0 Transfer A Add
1        0       0 Subtract Transfer A
1        1       0 Increment A Add with carry
x        0       1 OR XOR
x        1       1 AND Complement A

For Section A2

cin

cs2 cs1 cs0

  Functions for  
Group 1 Group 2 Group 3 Group 4
0        0       0 Add Decrement A Subtract with borrow Decrement A
0        0       1 Transfer A Subtract with borrow Transfer A Add
1        0       0 Add with carry Transfer A Subtract Transfer A
1        0       1 Increment A Subtract Increment A Add with carry
x        1       0 AND OR AND Complement A
x        1       1 XOR Complement A OR XOR
cin

cs2 cs1 cs0

Functions for
Group 5 Group 6
0        0       0 Subtract with borrow Decrement A
0        1       0 Subtract Transfer A
0        x       1 OR XOR
1        0       0 Transfer A Add
1        1       0 Increment A Add with carry
1        x       1 AND Complement A

For Section B1

cin cs2 cs1 cs0   Functions for  
Group 1 Group 2 Group 3 Group 4
0        0       0 Add Decrement A Subtract with borrow Decrement A
0        0       1 Add with carry Transfer A Subtract Transfer A
0        1       x AND OR AND Complement A
1        0       0 Transfer A Subtract with borrow Transfer A Add
1        0       1 Increment A Subtract Increment A Add with carry
1        1       x XOR Complement A OR XOR
cin

cs2 cs1 cs0

Fu nctions for
Group 5 Group 6
    0      0        0 Add Decrement A
    0      1        0 Add with carry Transfer A
    0      x        1 XOR OR
    1      0        0 Transfer A Subtract with borrow
    1      1        0 Increment A Subtract
    1      x        1 AND Complement A

For Section B2

cin cs2 cs1 cs0   Functions for  
Group 1 Group 2 Group 3 Group 4
0        0       0 Add Decrement A Subtract with borrow Decrement A
0        0       1 Add with carry Transfer A Subtract Transfer A
0        1       0 Transfer A Subtract with borrow Transfer A Add
0        1       1 Increment A Subtract Increment A Add with carry
1        0       x OR AND OR XOR
1        1       x XOR Complement A AND Complement A