It can be anywhere from 1 to 3 different labels in this case. Also helps to look at the block diagram on page 5. Page 21 explains the parallel I/O. Port A has 3 input and 4 output pins, Port B is an 8 ...
In our last session we looked at the basic structure and operation of a microcontroller (MCU). Now let’s look at some of the hardware (peripheral circuitry) required to support the microprocessor. In ...