State Machine Pattern in C — With Practical Examples
Learn the State Machine design pattern in C with practical examples. Organize complex logic with explicit states and transitions instead of tangled if/else.
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Embedded Systems
Comprehensive tutorials on embedded systems — from microcontroller basics and GPIO to RTOS, power management, and security. All examples use C code targeting real hardware.
Strategy Pattern in C — With Practical Examples
Learn the Strategy design pattern in C with practical examples. Swap algorithms at runtime using function pointers without modifying calling code.
Energy Harvesting for Embedded and IoT Devices
Learn energy harvesting techniques for embedded systems: solar, thermoelectric, piezoelectric, and RF harvesting. Covers harvester ICs, storage options, system architecture, and practical design examples.
Secure Boot and Firmware Updates in Embedded Systems
Learn secure boot and OTA firmware updates for embedded systems. Covers chain of trust, firmware signing, A/B partitions, flash encryption, and security best practices for… Read More »Secure Boot and Firmware Updates in Embedded Systems
Encryption and Authentication Techniques for Embedded Systems
Learn encryption and authentication for embedded systems: AES, ECC, hashing, TLS, mutual TLS, certificate-based auth, and secure key storage with practical examples for ESP32 and… Read More »Encryption and Authentication Techniques for Embedded Systems
Encapsulation and Information Hiding in C — With Examples
Learn encapsulation and information hiding in C with examples. Use opaque pointers, static functions, and header/source separation to protect internal details.
Refactoring Techniques in C — With Practical Examples
Learn 5 essential refactoring techniques in C: extract function, replace magic numbers, guard clauses, explaining variables, and consolidate duplicates.
Law of Demeter (Principle of Least Knowledge) in C — With Examples
Learn the Law of Demeter (Principle of Least Knowledge) in C with examples. Reduce coupling by only talking to immediate friends, not reaching through struct… Read More »Law of Demeter (Principle of Least Knowledge) in C — With Examples
Coupling and Cohesion in C — A Deep Dive With Examples
Deep dive into coupling and cohesion in C with examples. Learn to build modules with high cohesion and low coupling for maintainable code.
Defensive Programming in C — With Practical Examples
Learn defensive programming in C with practical examples. Validate inputs, prevent buffer overflows, use assertions, and handle errors gracefully.