www.gusucode.com > Introductory Communication Systems Course Using SDR工具箱 > Introductory Communication Systems Course Using SDR/Lab05/generateMessage.m
%% generateMessage.m % Generates binary bit sequence for transmitting ASCII text with Ettus B200 USRP. % % Cory J. Prust, Ph.D. % Last Modified: 7/18/2018 clear all; close all; %% Create message. a = dec2bin('MSOE University\n',8); numChars = size(a,1); fprintf(char(bin2dec(a))); % this line converts binary strings into vectors a = a - '0'; % reshape into a vector of bits; 8 bits per character a = reshape(a.',8*numChars,1)'; % make sure string is properly recovered b = reshape(a, 8, numChars).'; b = num2str(b); fprintf(char(bin2dec(b))); %% Build transmit packet pre = [0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1]; message = [pre a]; numSymsTot = length(message);