Hexadecimal to Seven segment || Combinational Logic || Bcis Notes
Hexadecimal to Seven segment The hexadecimal to seven segment encoder has 4 bit input and 7 output. Depending upon the input number, some of the […]
Digital Systems
Sequential and Combinational Circuit || Combinational Circuit || Bcis Notes
Sequential circuit A sequential circuit is the assimilation of a combinational logic circuit and a storage element. With the applied inputs to the combinational logic, […]
Data Flipflop (D-flipflop) || Sequential Logic || Bcis Notes
Introduction The Data flipflop is designed to overcome the problem of forbidden states and rest condition. It has single inputs that are inverted using NAND […]
BCD to Seven Segment Display || Combinational Logic with MSI and LSI || Bcis Notes
BCD to seven segment BCD numbers are made up of using four data bits similarly to hexadecimal numbers but BCD numbers only range from 0 […]
Features of Synchronous || Register and Counters || Bcis Notes
Features of Synchronous Features of Synchronous are as follows. construction is very simple in design. All the flip-flops are interconnected and will be driven by […]
3-Bit Asynchronous UP Counter || Registers and Counters || Bcis Notes
3-Bit Asynchronous UP Counter A 3-bit asynchronous binary counter is shown below. The basic operation is the same as that of the 2-bit asynchronous counter. […]
Types Of Counter || Registers and Counters || Bcis Notes
Types Of Counter The main purpose of the counter is to record the number of occurrence of some input. There are many types of counter […]
Serial In – Serial Out || Registers and Counters || Bcis Notes
Serial In – Serial Out SISO – Definition A shift register is a digital memory circuit found in calculators, computers and data-processing systems. Bits enter […]
Parallel In Serial Out || Registers And Counters || Bcis Notes
Parallel In Serial Out Parallel In Serial Out(PISO) PISO stands for the Parallel Input to Serial Output. The PISO shift register acts in the opposite […]
Clock Sequential Circuit || Sequential Circuit || Bcis Notes
Clock Sequential Circuit The behavior of a clock sequential circuit is determined from its inputs, outputs, and state of the flip-flops. The clock signal plays […]
J-K Flip-flop And T-Flip-flop || Sequential Logic || Bcis Notes
J-K Flip-flop And T-Flip-flop J-K Flip-flop And T-Flip-flop both are the types of flip-flops. J-K flip-flop is basically a gated S-R flip-flop with the addition […]
Set(S)-Reset(R) Flipflop || Sequential Logic || Bcis Notes
Set(S)-Reset(R) Flipflop The Set(S)-Reset(R) flipflop also knew as S-R latch can be considered as one of the most basic sequential logic circuits possible. This simple […]
Code Conversion || Combinational Logic || Bcis Notes
Code Conversion The availability of a large variety of codes for the same discrete elements of information results in the use of the different codes […]
NAND and NOR Implementation || Simplification of Boolean Function || Bcis Notes
NAND and NOR Implementation Digital circuits are more frequently constructed with NAND or NOR gates than with AND and OR gates. NAND and NOR gates […]
Karnaugh Map || Simplification of Boolean Functions || Bcis Notes
Karnaugh Map The Karnaugh map (KM or K-map) is a method of simplifying Boolean algebra expressions. Maurice Karnaugh introduced it in 1953 as a refinement […]
Adders and Subtractors || Combinational Logic || Bcis Notes
Adders and Subtractors Adders and Subtractors are described below:- Adders The most common operation performed is a digital computer is arithmetic operations. Generally, Adders are […]
Combinational Circuit || Combinational Logic || Bcis Notes
Combinational Circuit Combinational Circuit consists of logic gates whose output at any instant of time are determined by the present combination of input. Basic building […]
Digital Logic Gates || Boolean Algebra and Logic Gates || Bcis Notes
Digital Logic Gates Digital Logic Gates are the representation of signals and sequences of a digital circuit through numbers. It is the basis for digital […]
Boolean Functions || Boolean Algebra and Logic Gates || Bcis Notes
Boolean Functions A Boolean function is an expression formed with binary variables (variables that takes the value of 0 or 1), the two binary operators […]
Basic Theorems & Properties of Boolean Algebra || Boolean Algebra and Logic Gates || Bcis Notes
Basic theorems & Properties of Boolean algebra: Duality The Huntington postulates have been listed in pairs and designated by parts (a) and part (b). One […]