Draw a block diagram of a microprocessor based system interfaced with $8255,$

$8254,8259,8237$ and RAM. Also show clock generator, buffers, transceivers and

address decoder in the diagram:

i$)$ Section$-$A

use $8088$ in minimum mode

ii$)$ Section$-$B

use $8088$ in maximum mode

iii$)$ Section$-$C

use $8086$ in minimum mode

iv$)$ Section$-$D

use $8086$ in maximum mode