clc;
clear;
sanjiao_value=linspace(128,255,2^8);               
sanjiao_value = uint8(sanjiao_value);             
len =length(sanjiao_value);
fid = fopen('sanjiao_value.txt','w');               
for i = 1 : len
        fprintf(fid,'%X',i-1);   
         fprintf(fid,':'); 
        fprintf(fid,'%X',sanjiao_value(i));
        fprintf(fid,';');
end
fclose(fid);