PDF-Flip-FlopsThis section is the first dealing with sequential circuits.

1 Elec 326 Elec 326 FlipFlopsrol a lamp from two pushbutton switches labeled S and R If we push switch S the on If we push switch R the lampafter releasing R Assume that the same time R 3 Elec. http://www.comp.nus.edu.sg/~cs2100/. Sequential Logic. (AY2015/6 . Semester 1). CS2100. Sequential Logic. 2. WHERE ARE WE NOW?. Number systems and codes. Boolean algebra. Logic gates and circuits. Simplification. t0 t2 t3 t4 t5 t6 t7 t8 t9 1.4 1.4 1.4 1.4 1.4 1.4 1.4 2.8 2.8 One problem inherent in the SR latch is the fact that if both S and R are disasserted at the same time, we cannotpredict the latch output Up to now we have discussed . combinational. circuits.. In many cases, one can reduce the complexity of the hardware by using . sequential. circuits.. Sequential circuits allow for . more . flexible and more sophisticated circuit realizations with richer . Circuit State Dia g ram State Table ,g, Circuit = State Diagram = State Table StateMinimization State Sequential Circuit Design Example: Sequence Detector le: Binar y Counte r py Circuit, State Dia Sequential Circuits. Part 1. KFUPM. Courtesy of Dr. Ahmad . Almulhem. Objectives. Sequential Circuits. Storage Elements (Memory). Latches. Flip-Flops. KFUPM. Combinational vs Sequential. A . combinational. CPU’s . program counter (PC) . register has address . i . of the . first . instruction. Control circuits “fetch” the contents of the location at that address. The instruction is then “decoded” and executed. Sequential . Logic: Analysis. Read . Mano & . Ciletti. , Sections 5.1 . to . 5.5.. Homework #7 and Lab #7 due next week. . Quiz next week.. Rview. : Useful Building-Block Circuits. Here are some kinds of digital circuits . Organization and Architecture. Sequential Circuits 1. 1. Outline. Sequential Circuits Overview. Clock Signals. Classification of Sequential Circuits. Latches/Flip Flops. S-R Latch. S-R Flip Flop. D Flip Flop. Montek Singh. Sep 26, 2016. 2. Topics. Sequential Circuits. Latches. Flip Flops. Verilog design patterns for . sequential design. Examples. 3. Sequential Circuits. State. of system is . information stored/memorized. Chapter 5. Sequential Circuits. Combinational circuits storage (store binary information). Binary information stored defines the state of the sequential circuit. External input present state determine the binary value of outputs and change state in storage elements. COE . 202. Digital Logic Design. Dr. . Muhamed. . Mudawar. King Fahd University of Petroleum and Minerals. Presentation Outline. Introduction to Sequential Circuits. Synchronous versus Asynchronous. COE . 202. Digital Logic Design. Dr. . Muhamed. . Mudawar. King Fahd University of Petroleum and Minerals. Presentation Outline. Analysis of Clocked Sequential circuits. State and Output Equations. State Table. Sequential Circuits. 1. Logic . Circuits. - . Review. 2. Logic Circuits. Sequential Circuits. Combinational Circuits. Consists of logic gates whose outputs are determined from the current combination of inputs.. Lecture 16: Synchronous Sequential Logic. Assistant Prof. . Fareena. Saqib. Florida Institute of Technology. Fall . 2015, 10/27/2015. Recap. Design Modeling using VHDL . DataFlow. Modeling. Structural Modeling.