8 bit alu design
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8 Bit ALU is a combinational circuit which accepts two 8-bit numbers gives result.It is designed using the Verilog HDL code which is more useful for bachelor as well as masters engineering students.
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8 Bit ALU
The document describes the design of an 8-bit arithmetic logic unit (ALU) including a block diagram, flowchart, Verilog code, test bench, and simulation results. It also includes the synthesis report, device utilization summary, power and thermal analysis, and discusses future extensions such as parallel processing using pipelining.
ALU
This document discusses the arithmetic logic unit (ALU) and its role in a central processing unit (CPU). It begins with an overview of the ALU and its functions, including that it performs arithmetic and logical operations. The document then shows a typical schematic symbol for an ALU and builds a sample 1-bit ALU circuit. It concludes by mentioning how ALUs can be expanded by connecting more 1-bit circuits in parallel.
Designing of 8 BIT Arithmetic and Logical Unit and implementing on Xilinx Ver...
The main objective of this project was to design and verify different operations of Arithmetic and Logical Unit (ALU). To implement ALU, the coding was written in VHDL (VHSIC Hardware Description Language) and verified in ModelSim. The device was configured and using FPGA (Field-programmable gate array) verification, debugging was done.
8 bit alu design
8 Bit ALU design is a combinational circuit which adds two binary numbers of 8 bit lenth.Which is more useful for both bachelor as well as masters students.
Registers siso, sipo
Registers are used to store binary numbers and consist of groups of flip flops, with one flip flop per bit. There are four basic types of registers: serial in serial out, serial in parallel out, parallel in serial out, and parallel in parallel out. Shift registers are groups of flip flops connected to allow data to be entered and shifted. Data can be shifted either serially or in parallel. Common integrated circuits used include the 74164 for serial in parallel out and 74191 for serial in serial out.
Sequential circuits in Digital Electronics
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verilog
This document contains slides from a lecture on Verilog hardware description language. It introduces Verilog and compares it to other HDLs like VHDL. It discusses both structural and behavioral modeling in Verilog. Structural models describe a design using primitive components and their interconnections, while behavioral models describe the input-output function of a design. The document provides examples of modeling combinational logic like an AND gate and sequential logic like a 4-bit comparator using behavioral and structural Verilog. It also covers Verilog syntax like modules, ports, continuous assignments, always blocks, if/case statements.
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8 Bit ALU
The document describes the design of an 8-bit arithmetic logic unit (ALU) including a block diagram, flowchart, Verilog code, test bench, and simulation results. It also includes the synthesis report, device utilization summary, power and thermal analysis, and discusses future extensions such as parallel processing using pipelining.
ALU
This document discusses the arithmetic logic unit (ALU) and its role in a central processing unit (CPU). It begins with an overview of the ALU and its functions, including that it performs arithmetic and logical operations. The document then shows a typical schematic symbol for an ALU and builds a sample 1-bit ALU circuit. It concludes by mentioning how ALUs can be expanded by connecting more 1-bit circuits in parallel.
Designing of 8 BIT Arithmetic and Logical Unit and implementing on Xilinx Ver...
The main objective of this project was to design and verify different operations of Arithmetic and Logical Unit (ALU). To implement ALU, the coding was written in VHDL (VHSIC Hardware Description Language) and verified in ModelSim. The device was configured and using FPGA (Field-programmable gate array) verification, debugging was done.
8 bit alu design
8 Bit ALU design is a combinational circuit which adds two binary numbers of 8 bit lenth.Which is more useful for both bachelor as well as masters students.
Registers siso, sipo
Registers are used to store binary numbers and consist of groups of flip flops, with one flip flop per bit. There are four basic types of registers: serial in serial out, serial in parallel out, parallel in serial out, and parallel in parallel out. Shift registers are groups of flip flops connected to allow data to be entered and shifted. Data can be shifted either serially or in parallel. Common integrated circuits used include the 74164 for serial in parallel out and 74191 for serial in serial out.
Sequential circuits in Digital Electronics
The document explains about the concepts of sequential circuits in Digital electronics.
This will be helpful for the beginners in VLSI and electronics students.
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This document contains slides from a lecture on Verilog hardware description language. It introduces Verilog and compares it to other HDLs like VHDL. It discusses both structural and behavioral modeling in Verilog. Structural models describe a design using primitive components and their interconnections, while behavioral models describe the input-output function of a design. The document provides examples of modeling combinational logic like an AND gate and sequential logic like a 4-bit comparator using behavioral and structural Verilog. It also covers Verilog syntax like modules, ports, continuous assignments, always blocks, if/case statements.
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Introduction of memory Segmentation
Segmentation is the process in which the main memory of the computer is logically divided into different segments and each segment has its own base address.
Memory segmentation is the methods where whole memory is divided into the smaller parts called segments of various sizes.
A segment is just an area in memory.
The process of dividing memory this way is called segmentation.
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The main objective of project is to design and verify different operations of Arithmetic and Logical Unit (ALU). We have designed an 8 bit ALU which accepts two 8 bits numbers and the code corresponding to the operation which it has to perform from the user. The ALU performs the desired operation and generates the result accordingly. The different operations that we dealt with, are arithmetical, logical and relational. Arithmetic operations include arithmetic addition, subtraction, multiplication and division. Logical operations include AND, OR, NAND, XOR, NOT and NOR. These take two binary inputs and result in output logically operated. The operations like the greater than, less than, equal to, exponential etc are also included. To implement ALU, the coding was written in VHDL . The waveforms were obtained successfully. After the coding was done, the synthesis of the code was performed using Xilinx-ISE. Synthesis translates VHDL code into netlist (a textual description). Thereafter, the simulation was done to verify the synthesized code.
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sequential circuits
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Design and implementation of 32 bit alu using verilog
By A.Athirii , M.Stephen, Sanjay Kumar
Under the Guidance of Shri Manoj Kumar, Assistant professor NIT MANIPUR.
VERILOG CODE
The document contains Verilog code for several digital logic circuits including a 32-bit barrel shifter, 8-bit Booth multiplier, 32-bit ripple carry adder, 32-bit simple adder, and 32-bit carry lookahead adder. Test benches with stimulus are provided to test the functionality of each circuit.
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The main objective of project is to design and verify different operations of Arithmetic and Logical Unit (ALU). We have designed an 8 bit ALU which accepts two 8 bits numbers and the code corresponding to the operation which it has to perform from the user. The ALU performs the desired operation and generates the result accordingly. The different operations that we dealt with, are arithmetical, logical and relational. Arithmetic operations include arithmetic addition, subtraction, multiplication and division. Logical operations include AND, OR, NAND, XOR, NOT and NOR. These take two binary inputs and result in output logically operated. The operations like the greater than, less than, equal to, exponential etc are also included. To implement ALU, the coding was written in VHDL . The waveforms were obtained successfully. After the coding was done, the synthesis of the code was performed using Xilinx-ISE. Synthesis translates VHDL code into netlist (a textual description). Thereafter, the simulation was done to verify the synthesized code.
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Parmar Complex, Phagwara Punjab (India).
Contact : +91 9041262727
web: www.e2matrix.com -- email: support@e2matrix.com
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Typical Schematic Symbol of an ALU:A and B: the inputs to the ALU
R: Output or Result
F: Code or Instruction from the
Control Unit
D: Output status; it indicates cases
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- 1. Prepared by : Shobhan Pujari , M.S.(Northwestern Polytechnic University,USA)
- 2. Abstract Introduction History Importance of ALU Functions Project Details Verilog code Simulation results Conclusion
- 3. Aim Of the project is to design a 8-bit ALU which accepts two 8-bit binary numbers and displays results. It performs arithmetical , logical and relational operations. ALU is designed by using of gates like AND,OR,NAND,NOR,NOT,XOR and XNOR gates. Verilog code is used for designing and EDA tool is used for simulation.
- 4. An arithmetic logic unit (ALU) is a major component of the central processing unit of a computer system. It does all processes related to arithmetic and logic operations that need to be done on instruction words. In some microprocessor architectures, the ALU is divided into the arithmetic unit (AU) and the logic unit (LU).
- 5. Mathematician John von Neumann proposed the ALU concept in 1945. The first ALU was introduced in 1948 that operated on single data bit. In some early microprocessors employed a narrow ALU which performs 32-bit operation in two cycles with a 16-bit ALU. Over time, transistor geometries shrank further and it became feasible to build wider ALUs on microprocessors.
- 10. Verilog code Testbench code Diagram Of ALU Output results Simulation results
- 18. The Arithmetic Logic Unit is an important part of computer CPU’s. We learned how to produce different arithmetic operations and logic functions by using various select singles for a single circuit. The ALU can also be designed using reversible logic gates instead of conventional gates. The reversibility significantly reduces the use and loss of information bits.
- 19. Great teamwork helped us to achieve our project goal!
- 20. Thank you