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Embedded Systems Engineer
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Critical Sections

Embedded Systems Engineer

Critical Sections questions

7 questions on Critical Sections for embedded systems engineers, easiest first.

Easy 2

Short critical section in FreeRTOSeasy
vTaskSuspendAll compared with a critical sectioneasy

Medium 2

Nested disable and enable of interruptsmedium
k_sched_lock compared with irq_lockmedium

Hard 3

Blocking while the scheduler is suspendedhard
Critical section inside an ISRhard
Two ISRs and a task share a bufferhard

More Embedded Systems Engineer skills

Microcontrollers and peripherals 244 RTOS 199 Embedded C 183 Firmware and hardware debugging 161 Performance and debugging 46 Airflow and orchestration 31 Synchronisation 31 System design 24 Cortex M 18 Ota Updates 16 Real Time Concepts 15 Timing 15 Math and simulation 13 Queues 11 Can 10 Debug Probes 9 Tasks 8 Resilience and fault tolerance 7 Linker Scripts 7 Fault Analysis 7 C Language 6 Flash 6 Test automation frameworks 5 Function Pointers 5

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