$$ Compile and test the blink state$-$machine code

$($code provided$)$

$$ Modify the code to make $3$ LEDs $($min $$ you

can use more $)$ to create a blinking LED Binary

counter

$$ LEDs should blink this sequence:

$000,001,010,011,100,101,110,111$

$$ Once it ends $,$ it your choice if to go to zero or to go in

reverse