A microcontroller at least should consist of:

ExamLookup

Internet of Things and its Applications : Sensors, Actuators and Microcontrollers

A microcontroller at least should consist of:

A. RAM, ROM, I/O ports and timers

B. CPU, RAM, I/O ports and timers

C. CPU, RAM, ROM, I/O ports and timers

D. CPU, ROM, I/O ports and timers

Solution

C. CPU, RAM, ROM, I/O ports and timers