How would you use a DMM (digital multimeter) to debug hardware?
Firmware Engineer Interview Questions
2,355 firmware engineer interview questions shared by candidates
Differences between for and while loop
Basics of C programming, protocol details of I2C and SPI. Asked about the enumeration process of USB.
Hiring manager asked a few more behavioral questions and experience questions. Describe a time when you solved a challenging problem or a time when you had a disagreement with someone. Describe a challenging problem you debugged and solved or didn't solve and process to solve it.
What is a DMA controller?
talk about a project that can best show your set of skills
How to Sort an array in ascending and descending order?
Standard firmware questions. Questions about IoT and cloud computing.
Project experience and design choices.
Standard questions like: - Reverse bits in a 32bit unsigned integer - Swap two bits in an unsigned integer - Implement a scheduler in an embedded RTOS - Lots of bit manipulation and XOR tricks
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