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Choose your specialization and master electronics through hands-on coding challenges designed by industry experts

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VLSI

Design & Verification Challenges

Master chip design, verification, and digital circuit optimization with industry-standard tools

Key Topics:

Logic Design Mastery

870+ interview-style MCQs across number systems, Boolean algebra, combinational & sequential logic, counters, memory, and logic families

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Embedded C Coding Challenges

Write embedded C in the browser: conditions, loops, arrays, strings, pointers and enums with instant test results, plus RTOS, GPIO and protocol fundamentals

Key Topics:

Amplifiers, Op-Amps & Filters

640 interview & GATE-style MCQs across diodes, BJT/FET amplifiers, op-amps, oscillators, power amplifiers, regulators, and active filters

Key Topics:

Scheduling & Concurrency for Firmware Engineers

Industry-scenario practice — CPU scheduling, priority/RTOS decisions, processes vs threads, all graded like a real technical interview

10 Challenges

45 min

Key Topics:

Scheduling Algorithms

Core Embedded Systems

Synchronization & Memory Under the Hood

Race conditions, mutexes/semaphores, deadlocks, virtual memory and stack-vs-heap bugs from real embedded/industrial firmware scenarios

Key Topics:

Write & Debug Real Firmware Code

Code in the browser: bit manipulation on registers, volatile and static bugs, memory layout and struct padding, checked against test cases

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Coming Soon

Automation

Control & Robotics Challenges

PLC programming, industrial automation, and robotics control systems

Key Topics:

PLC Programming

HMI

SCADA

Coming Soon

Electrical Systems

Power & Energy Solutions

Power systems, motor control, and energy management solutions

Key Topics:

Power Systems

Motor Control

Energy Management

Coming Soon

Firmware

Low-level Programming

Bare-metal programming, drivers, and system optimization techniques

Key Topics:

Bare Metal

Device Drivers

Boot Loaders