181. How do you ensure that micro controller can properly sample the analog input?
182. How is RESET input of micro controller controlled in hardware? What is the significance?
183. If on a board, you cannot avoid to have oscillator far from micro controller, what care do you take in terms of design to ensure proper operation?
184. Draw the characteristic curve of Ferrite bead.
185. What are the differences between SMPS and Linear supply?
186. What are the differences between SGMII and RGMII?
187. What care do you take in the design for reliable USB communication?
188. Let us assume you have an embedded board A with micro controller. You have to communicate with another board B which also has micro controller. How do you design a simple protocol for UART communication between Board A and Board B?
189. What are the various frequency bands used for UHF communication?
190. What are the advantages and disadvantages of using chip antenna on the boards?
191. What are the different project management tools used in your career?
192. What is the largest PCB stack up you have worked with and what were the challenges?
193. What is an overload switch?
194. How do you achieve power sequencing in your circuit?
195. How do you select optimal switching frequency of the switching regulator?
196. What is Faraday cage?
197. What are the different safety standards you are familiar with?
198. Have you performed costing analysis for your project? Explain the steps and criteris considered.
199. What are the different steps you do as a part of Reliability analysis?
200. Have you worked on any debugging tools?
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