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I decided to use the 2 gate level version of the XOR in the 1 bit ALU, however, in my code to compete with my friends, I decided to use XOR gates with 50ps ...
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students.washington.edu/gaber/471/lab2_writeup.doc
students.washington.edu/gaber/471/lab2_writeup.doc
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The diagram, however only represents a 1-bit ALU. Most likely, an 8-bit ALU is more convenient for useful operations. To create an 8-bit ALU, this diagram ...
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library.thinkquest.org/25111/alu.shtml
library.thinkquest.org/25111/alu.shtml
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component mux3_1T port(mux_and, mux_or, mux_fa : in std_logic; mux_Opcode : in std_logic_vector(1 downto 0); mux_result : out std_logic); end component; signal s1, s2, s3: std_logic; begin s1 <= a and b after 5 ns;
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www.lv.psu.edu/cad18/cse331/handouts/alu_code.shtml
www.lv.psu.edu/cad18/cse331/handouts/alu_code.shtml
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We have designed, fabricated, and tested a rapid single flux quantum (RSFQ) 1 bit arithmetic logic unit (ALU) block. The circuit consists of three DC current driven SFQ switches and a half-adder.
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www.iop.org/EJ/abstract/0953-2048/17/6/006
www.iop.org/EJ/abstract/0953-2048/17/6/006
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staff.science.uva.nl/~jesshope/web-site-08236/Ch4_lectu...
staff.science.uva.nl/~jesshope/web-site-08236/Ch4_lectures.f/Ch4_l010.htm
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1-bit ALU. Each 1-bit ALU accepts two corresponding bits (data signals) from the input operand values and produces a result bit as output. In addition, each 1-bit ALU accepts a CarryIn signal that indicates if the previous ALU had a CarryOut signal asserted from its ALU.
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www.cs.fsu.edu/~hawkes/cda3101lects/chap4/script.html
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Next, we use two half-adder circuits plus two and-gates and an or-gate to design a 1 bit binary adder circuit. This circuit has 3 inputs and 2 outputs. The inputs are the two binary digits a, b and a carry input cin. ... 4.9.1 4-BIT-ALU Model...
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www.cs.trinity.edu/cs2321/circuits/04.comp.cir.j.html
www.cs.trinity.edu/cs2321/circuits/04.comp.cir.j.html
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Design and build a 1-bit ALU with ADD, AND, NOT, and PASS functions. ... Use Cascading techniques to create a 4-bit ALU from a 1-bit ALU. ... The diagram below shows what a block diagram of the 1-bit ALU might look like. You will not be entering your design into Aldec as a schematic but rather you will be specifying your design...
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www.et.byu.edu/groups/ece224web/labs/1_Bit_ALU/1Bit_ALU...
www.et.byu.edu/groups/ece224web/labs/1_Bit_ALU/1Bit_ALU.html
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All the inputs can either be on or off (represented by logical 1 or 0), so a 1-bit ALU can only add 3 bits together at the most. That's including the Carry In. Each section of the ALU is responsible for handling a different part of this process.
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www.ardenstone.com/projects/cs63/alu/diagrams.php
www.ardenstone.com/projects/cs63/alu/diagrams.php
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