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Learn AND gate logic with a two-key security system. Both keys must be pressed to unlock the door. Perfect introduction to digital logic gates.

Buffer circuits demonstrating signal amplification and tri-state control. Learn about high-impedance states and bus systems.

Multiple OR gates controlling a lighting system. Any switch can turn on the lights. Great for understanding parallel control systems.

Simple NOT gate demonstration showing signal inversion. Input high makes output low and vice versa. Fundamental logic inversion concept.

Multi-sensor alarm using OR gates. Any sensor activation triggers the alarm. Learn how OR gates enable multiple trigger sources.

Interactive OR gate demonstration. Learn how OR gates work with visual feedback - any input can activate the output.

Basic tri-state buffer with enable control. Learn about high-impedance state and shared bus concepts in digital systems.

2 Bit Adder

2 bit full adder Chain

Explore cascaded AND gates with a three-key treasure chest. All three keys must be active to open the chest. Demonstrates multiple gate combinations.

Basic XOR-based difference detector with NOT gate. Simple introduction to change detection using exclusive OR logic.

Multi-bit difference detection using XOR gates with oscilloscope visualization. Learn how XOR gates detect changes between inputs.

Counts from 0000 to 1111 (0-15) using cascaded T-type flip-flops. Each flip-flop triggers the next, creating a "ripple" effect. Binary output: Bit3 Bit2 Bit1 Bit0 (MSB to LSB)

NAND gate demonstration showing its universal property. Learn how NAND can implement other logic functions. Essential for understanding digital design.

NOR gate demonstration showing its universal property. Explore how NOR gates can create other logic functions. Complement to NAND universal logic.

Comprehensive XOR and XNOR gate demonstration. Learn exclusive OR logic and its complement. Essential for understanding difference detection and parity.

Half adder component demonstration with digit displays. Introduction to packaged arithmetic components in digital design.

Single full adder component with carry input and output. Foundation for multi-bit arithmetic circuits.

Template: Template: 1-Bit Half Adder - Fundamental 1-bit addition using XOR and AND gates with digit display. Learn basic binary arithmetic and carry generation.

Basic demultiplexer routing one input to two outputs. Learn data distribution and addressing concepts.

Basic 2-input multiplexer with select control. Foundation for data selection and routing circuits.

Two-bit decoder creating four output lines. Learn address decoding for memory and device selection.

Two-bit binary addition with carry propagation. Demonstrates multi-bit arithmetic using basic gates and carry chain.

Two-bit full adder with carry propagation. Learn how full adders chain together for multi-bit arithmetic.

Four-input priority encoder creating 2-bit output. Learn data compression and priority encoding schemes.

Multi-gate circuit analyzing 3-bit binary numbers. Uses NOT, AND, OR, and XOR gates to detect patterns and properties in binary data.

Advanced security system using NOT and AND gates. Specific combination required to unlock. Demonstrates complex boolean logic implementation.

Full adder circuit using half adders and OR gate. Learn carry input handling and full arithmetic operations.

Complex decision-making circuit using multiple gate types. Robot logic with sensors, NOT gates, AND gates, and OR gates for intelligent behavior.

Four-output demultiplexer with address selection. Demonstrates address decoding and data distribution.

Three-bit decoder with eight outputs. Advanced address decoding for larger memory and I/O systems.

Four-input multiplexer with 2-bit selection. Learn multi-input data routing and selection logic.

4-to-1 multiplexer selecting TV channels. Learn data routing and selection using multiplexer logic for real-world applications.

Template: 3-Bit Binary Adder - Complex 3-bit adder with full carry propagation. Advanced arithmetic circuit demonstrating cascaded carry logic.

Complex 3-bit adder with full carry propagation. Advanced arithmetic circuit demonstrating cascaded carry logic.

Eight-input multiplexer with 3-bit selection. Complex data routing for advanced digital systems.

Eight-input priority encoder with 3-bit output. Advanced data compression and interrupt handling concepts.

Advanced multi-gate circuit using XNOR, AND, and various constants. Complex boolean logic implementation for advanced learners.

Eight-output demultiplexer with 3-bit address selection. Advanced data routing for complex systems.

Simple switch-to-light connections demonstrating basic digital input and output. Perfect starting point for digital circuit exploration.

Multiple independent switch-light pairs. Learn basic digital I/O concepts with visual feedback. Foundation for more complex circuits.

Simple D latch with data and enable inputs. Introduction to digital memory storage and transparent latch operation.

Railroad crossing lights using clock and NOT gate. Learn about timing circuits and alternating outputs. Introduction to sequential timing.

D latch demonstration with clock enable and oscilloscope. Learn level-triggered memory storage and timing analysis.

Set-Reset latch with S and R inputs. Learn basic memory storage using cross-coupled gates and bistable operation.

D flip-flop demonstrating edge-triggered operation. Learn difference between edge and level triggered storage.

D flip-flop with preset, clear, and clock inputs. Learn edge-triggered memory storage with asynchronous controls.

D latch timing analysis with oscilloscope visualization. Study setup time, hold time, and propagation delay.

JK flip-flop with all input combinations and oscilloscope. Advanced flip-flop operation without race conditions.

Template: Template: 4-Bit Binary Counter - Interactive 4-bit binary counter with visual output lights. Learn binary counting sequences and clock-driven operation. Count from 0 to 15 in binary.

4-bit counter with digital display and oscilloscope timing. Learn counter operation and numerical display systems.

Basic 4-bit register with parallel load and clock. Foundation for data storage in digital systems with timing analysis.

This circuit is a 4-bit Serial-In, Parallel-Out (SIPO) Shift Register. Its primary function is to take a stream of data one bit at a time (serially) and store it. Once the data is stored in the register, all four bits can be read simultaneously (in parallel). It essentially converts data from a serial format to a parallel format

Serial-in, serial-out shift register with oscilloscope. Learn data shifting and serial communication concepts.

Simple shift register demonstration with clock and serial input. Introduction to data shifting and delay line operation.

Register with load control and multiplexed input selection. Learn conditional data loading and register control signals.

Toggle flip-flop chain creating frequency division. Learn how T flip-flops divide clock frequencies for timing circuits.

8-bit counter with load, enable, and clear controls. Advanced counter operations with dual display outputs.

8-bit serial-in, parallel-out shift register with dual oscilloscope. Advanced serial-to-parallel data conversion.

RAM memory with program loader and clock control. Introduction to random access memory operation and addressing.

Programmable modulo-N counter with reset logic. Learn custom counting sequences and counter design techniques.

Enhanced RAM system with address and data control switches. Advanced memory operations and data storage concepts.

Complex register-to-register data transfer with multiplexers. Learn data bus operations and register file management.

Complete 4-bit ALU performing arithmetic and logic operations. Advanced combinational circuit for CPU design.

Professional 8-bit ALU with multiple operation modes. Complex arithmetic and logic unit for advanced processor design.

Complete serial communication system with transmit and receive shift registers. Learn UART-style data transmission.

Processor flags register with condition code inputs. Learn status flag operation in CPU design and condition testing.

Interactive ROM memory demonstration circuit featuring sequential address generation with an 8-bit Program Counter, binary counting display (0-15), and control signal testing for Chip Select (CS) and Output Enable (OE). Ideal for learning memory addressing, tri-state logic, and active-LOW control signals.

Basic CPU with program counter, ROM, and instruction register. Learn instruction fetch and execution cycles in processor design.