Exercise #$2$:

Write an assembly language program to configure PPI$-1$ port $A$ as input port and port $B$ as

output port.

Write an assembly language program to send a number say $27h$ to port B of PPI$-$P$1.$

Write an assembly language program which continuously take the input from port A

of PPI$-$P$1$ and send to port B of PPI$-$P$2.$