2. Fixed Point Number a. 139.1552base 10 i. Convert the decimal number to a binary fixed point number where m -3 (Number of bits to use for the fractional part). ii. What is the resolution? b. 1011.1010base 2 i. Convert the fixed point binary numberto a decimal number. ii. What is the resolution? Using examples, explain two scenarios when overflow happens in ARM Cortex-M Microcontrollers