clear
clc

s = serialport("COM5",115200)
idx0 = uint8(1);
idx1 = uint8(2);
idx2 = uint8(3);
idx3 = uint8(4);
idx4 = uint8(5);
idx5 = uint8(6);
idx6 = uint8(7);
var = 0;
while (var<50000)
    write(s,idx0,"uint8");
    write(s,idx1,"uint8");
    write(s,idx2,"uint8");
    write(s,idx3,"uint8");
    write(s,idx4,"uint8");
    write(s,idx5,"uint8");
    write(s,idx6,"uint8");
    var = var + 1;
end