7. A microcontroller is before the ISR is finished. What happens? executing an interrupt function, or ISR. Another interrupt occurs New interrupt stops original ISR, new ISR executes, and then old ISR finishes b. a. New ISR is ignored since original ISR hasn't finished c. Original ISR finishes, and new interrupt is addressed afterwards. d. Original ISR stops, new ISR executes, and then program resumes from 8. The number 38900 is sent to the microcontroller from a PC as a string. What is the ber value? minimum size of the byte array needed to further convert the string to a num If the variable x is a signed int used to represent the number, will the number b represented correctly? a. 5, No b. 5, Yes c. 6, No d. 6, Yes