Multiple choice technology embedded technologies

What is the voltage Supply needed for the power line in I2C Bus ? and total number of lines dedicated for an I2C bus ?

  1. +5v & 2 lines

  2. +5v (or) +3.3v & 4 lines

  3. +3.3v & 3 lines

  4. +5v (or) +3.3v & 2 lines

Reveal answer Fill a bubble to check yourself
B Correct answer