C 4. Microprocessor? - I see!
By this point we have reached the door - it will open to understand the computer as what it is - a versatile machine.
You may see the principle of the controlled inverter as the fundamental of the microprocessor.
Only by that you can use always the same computer to do completely different things after aou have loaded the convenient program ("App" nowadays).
B< the "ALU" (Arithmetic Logical Unit), the operating center of the computer, we find this principle multiplied in every direction. Many double-inputs are combined by several controlling inputs to make a variety of output combinations...
move on