https://sudonull.com/c-questions-for-microcontrollers
Theoretical minimum for embedded developers: volatile, interrupts, RTOS, toolchain. Practical questions from interviews. Prepare for work with MCU.
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https://sudonull.com/microcontrollers-for-gps-gadget
Comparison of STM32H743, RA8M1, i.MX RT1176 for wearable device with GNSS, BLE, AI. Requirements for RAM, crypto, RTOS. Choose MCU for prototype — read the analysis.
https://sudonull.com/linked-lists-cache-misses-and-benchmarks
Why linked lists are 30 times slower than arrays: analysis of cache misses, memory overhead, and optimizations. Benchmarks, code examples for middle/senior dev. Study real tests.
From the web
FreeRTOS™
https://www.freertos.org/
FreeRTOS™ Real-time operating system for microcontrollers and small microprocessors FreeRTOS is a market-leading embedded …
Real Time Operating System (RTOS) - GeeksforGeeks
https://www.geeksforgeeks.org/operating-systems/real-time-operating-system-rtos/
Aug 27, 2026 · Real-time operating systems (RTOS) are used in environments where a large number of events, mostly external to …
Real-time operating system - Wikipedia
https://en.wikipedia.org/wiki/Real-time_operating_system
A real-time operating system (RTOS) is an operating system (OS) for real-time computing applications that processes data and …
Complete Guide to RTOS for Embedded Systems (2026)
https://nerdyelectronics.com/complete-guide-to-rtos-for-embedded-systems/
Jul 11, 2026 · Complete guide to RTOS for embedded systems. Learn task management, scheduling, semaphores, queues, memory …
Comparison of real-time operating systems - Wikipedia
https://en.wikipedia.org/wiki/Comparison_of_real-time_operating_systems
This is a list of real-time operating systems (RTOSs). This is an operating system in which the time taken to process an input stimulus …
What is a real-time operating system (RTOS)? - IBM
https://www.ibm.com/think/topics/real-time-operating-system
A real-time operating system (RTOS) is a specialized operating system designed to handle time-sensitive tasks with precise timing …
RTOS Fundamentals - FreeRTOS™
https://rcc.freertos.org/Documentation/01-FreeRTOS-quick-start/01-Beginners-guide/01-RTOS-fundamentals
An overview of real-time operating systems Introduction A Real-Time Operating System (RTOS) is a type of computer operating …
RTOS Basics Tutorial - Key Concepts, Types, Needs, Applications
https://embetronicx.com/tutorials/rtos/freertos/rtos-basic-tutorial-for-beginners/
Sep 24, 2023 · Learn the fundamental concepts and basics of RTOS. Discover various types of RTOS and uncover their applications …
What Is RTOS? Guide to Real-Time Operating Systems
https://px5rtos.com/what-is-rtos/
What Is an RTOS? A Real-Time Operating System (RTOS) is a software platform for real-time computing applications that process …
OSRTOS - Open Source Real-Time Operating Systems
https://osrtos.com/
Oct 10, 2026 · Open Source Real-Time Operating Systems Discover the best Open Source RTOS solutions for embedded systems …
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