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MCU & System Architecture
Driver Design
Driver Design Interview Questions
8 questions in
MCU & System Architecture
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When would you use HAL vs bare-metal register access? Give a real example.
Driver Design
HAL vs Bare Metal
foundational
0
How do you access a hardware register in C? What is the role of volatile?
Driver Design
HAL vs Bare Metal
foundational
0
What are the downsides of using STM32 HAL in production?
Driver Design
HAL vs Bare Metal
foundational
#4
0
Design a simple UART driver API — what functions would you expose?
Driver Design
Driver Patterns
foundational
#5
0
Blocking vs non-blocking driver design — what are the tradeoffs?
Driver Design
Driver Patterns
foundational
#6
0
How would you test a hardware driver without the actual hardware?
Driver Design
Driver Patterns
foundational
#7
0
What is CMSIS and how does it differ from vendor HALs?
Driver Design
Portability & Abstraction
foundational
#8
0
How do you make a driver portable across MCU families?
Driver Design
Portability & Abstraction
foundational
