Microsoft Word - Digital Logic Design v_4_6a
Subtraction (indirect method) If you write subtraction as addition with a negative number, then the previous method can be use ...
1.9. Binary Codes Binary codes are used to translate human symbols to one and zeros. The most important of the symbols is the al ...
number of characters became an important competitive question. Up to that point, the language of computer interfacing was Englis ...
1.10. DC Electrical Circuit Fundamentals The basic components used here are resistors and power supplies. The power supply provi ...
Solution R= Vg/Ig = 1000/0.005 = 200 kΩ Pr = Ig^2 R = (.005)^2 (200,000)= 5 W Circuit simplification by combining resisto ...
series with them. 2) Redraw the circuit and apply Ohms law (V=I*R) to find currents. I 1 = V / R = 5 / 1000 = 0.005 A = 5 mA I 2 ...
What is the voltage at the output (vo) when the switch is Opened and closed in the following circuit: Solution: 1 k Ω Vcc Gnd ...
1.11. Additional Resources Wakerly, I. Digital Design. (2006) Prentice Hall Chapter 1 & 2. “introduction” & “Number Sy ...
1.12. Problems Refer to http://www.EngrCS.com or online course page for complete solved and unsolved problem set. ...
Chapter 2. Boolean Algebra, Functions, and Minimization 2.1. Key concepts and Overview Logic Gates Huntington’s First Set of ...
2.2. Logic Gates The rest of the class relies on two-valued Boolean Algebra, i.e. B = {0, 1} We use variables X, Y, Z, A, B, ...
“NOT” symbol Z= X =X’ (Also called the complement) “NOT” truth table X Z=X’ 0 1 1 0 Review the 74LS04 Data sheet on the websi ...
When using three variables, the operation is performed on two at a time as shown below: X⊕Y⊕Z=(X⊕Y)⊕Z “XOR” is commonly used ...
2.3. Huntington’s First Set of Postulates Postulates, Axioms or propositions are self-evident mathematical statements that are s ...
2.4. Principle of Duality Dual of an expression is obtained by: Interchanging “0” and “1” Interchanging “.” and “+” (Exp ...
2.5. Boolean Functions Pure form X.Y.Z is called the product of terms when literals are ANDed together X+Y+Z is called the ...
Example – Basics of Digital Logic Develop a system diagram and truth table for two gates that ensure only one fish leaves the ...
2.6. Boolean Algebra Theorems Purpose of Theorems The Theorems & Huntington’s Postulates are key in our ability to reduce ...
Theorem 9 “DeMorgan’s Theorem (2-Variable form)” a) X+Y=X.Y b) X•Y=X+Y Theorem 10 “DeMorgan’s Theorem (General form)” a) X 1 ...
B F(A,B) A ...
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