When you call function int sum(int a, int b). what Will be behavior of stack?
Firmware Engineer Interview Questions
2,133 firmware engineer interview questions shared by candidates
most "difficult" was a discussion of an IO driver, embracing merits/demerits of implementation methods, including polled v's interrupt, OS impact, buffering, layering etc
Explain how RS232 works from a hardware level? What are the areas of concern when writing firmware to drive an RS232 UART when strictly using GPIO pins?
Calculate the output voltage of a Schmidt trigger circuit.
Describe project experience and any hobby projects listed or not listed in resume.
Questions related to interest in QA and experience. Why QA role?
Can you explain how you would debug a firmware issue in an embedded system?
Basic questions about C like storage class, strings, bitwise operations
Basic questions by recruiter. Create a function to count the number of set bits in an integer. No other questions.
What's your background?
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