saving data from serial port communication

i have a problem with serial communication the problem is that i m using arduino to get sound with microphone i m recieving into the matlab but i cant save it as a vector

s = serial('COM4');
fopen(s)
record(s,'on')
fprintf(s,'*IDN?')
out = fscanf(s);
fclose(s)

this part of my program

could you help me ?

Answer 1

[Walter Roberson]

http://matlab.wikia.com/wiki/FAQ#How_can_I_share_data_between_callback_functions_in_my_GUI.3F