//Ex21_8 Pg-1076
clc

dec=253 //decimal number
bin=dec2bin(dec) //binary value of 253
disp("Binary value of 253 =")
disp(bin) 
disp("In TTL for 1s it is represented in 5V and 0s as 0V")
disp("Therefore 253 in TTL voltage terms is")
disp("5V,5V,5V,5V,5V,5V,0V,5V")