What is the file extension is used to load in a microcontroller to execute an instruction? Q & A › What is the file extension is used to load in a microcontroller to execute an instruction? 0 Vote Up Vote Down Admin Staff asked 4 years ago What is the file extension is used to load in a microcontroller to execute an instruction? a).doc b).c c).txt d).hex Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading... 1 Answers 0 Vote Up Vote Down Admin Staff answered 4 years ago d).hex Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading...