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Category Archives: Digital Logic

Introduction : In digital systems, the binary information is divided into data and control information. Data information is manipulated by various operations like arithmetic, shift,… Read More
Prerequisite – Counters in Digital Logic  Problem :Design 4 bit up-down synchronous counter  Verilog Hardware Description Language along with Testbench Design Specification : Block diagram… Read More
Prerequisite : 3 bit down counter.  Overview:  These types of counters fall under the category of synchronous controller counter. Here the mode control input is… Read More
Prerequisite – Prolog | An Introduction Overview :Digital circuits or digital electronics is a branch of electronics which deals with digital signals to perform the… Read More
In this article, we will discuss the overview of the Synchronous controlled counter and will discuss its circuit diagram, circuit excitation table, timing diagram in… Read More
Prerequisite : Counter , Synchronous counter. 3 bit Synchronous Down Counter : In synchronous counter clock is provided to all the flip-flops simultaneously. Circuit becomes… Read More
What is 4 Bit Binary Decrementer ?It subtracts 1 binary value from the existing binary value stored in the register or in other words we… Read More
Prerequisite : Ripple counter. In asynchronous/ripple counter output of the first flip-flop is provided as the clock to the second flip-flop i.e flip-flop(FF) are not… Read More
In various digital applications(For example : hardwired control unit) control signals are needed to start, execute and step various operations in a particular time sequence.… Read More
The value of N can be different from power of 2. Also, the counting sequence may be random for example some cyclic code (8421, 2423… Read More
What is 4 Bit Binary Incrementer ?It adds 1 binary value to the existing binary value stored in the register or in other words we… Read More
Synchronous Counter: It is a digital circuit that performs counting in binary numbers with the help of flip-flops and all flip-flops triggered simultaneously. Synchronous Counter… Read More
In the digital system, logic gates are the basic building blocks.  In these logic gates, we can find the gates having more than one input,… Read More
Prerequisite: Half Subtractor in Digital Logic Given two inputs of Half Adder A, B. The task is to implement the Half Subtractor circuit and Print… Read More
If we see RAM physically then we notice that RAM is made up of a few chips. We can design the required RAM size using… Read More

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