Warning: Unsuccessful read: A timeout occurred before the Terminator was reached..

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delete(instrfindall);
close(instrfindall);
clear all;
clear s;
global s;
s =serial('COM3','BaudRate',9600,'DataBits',8);
set(s,'timeout',2)
% --- Outputs from this function are returned to the command line.
function varargout = dht111_OutputFcn(hObject, eventdata, handles)
% varargout cell array for returning output args (see VARARGOUT);
% hObject handle to figure
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
% Get default command line output from handles structure
% --- Executes on button press in pushbutton3.
function pushbutton3_Callback(hObject, eventdata, handles)
x1 = [];
x2 = [];
global s;
time=100;
i=1;
fopen(s)
while(i<time)
fprintf(s, 'Your serial data goes here')
out = fscanf(s);
Temp(i)=str2double(out(1:4));
% disp(Temp);
x1 = [x1 Temp(i)];
plot(handles.axes1,x1);
grid on;
xlabel(handles.axes1,'Time(seconds)');
ylabel(handles.axes1,'Temperature');
title(handles.axes1,'Real Time Temperature Graph');
pause(1)
grid;
Humi(i)=str2double(out(5:9));
% disp(Humi);
x2 = [x2 Humi(i)];
plot(handles.axes5,x2);
grid on;
xlabel(handles.axes5,'Time(seconds)');
ylabel(handles.axes5,'humi');
title(handles.axes5,'Real Time Humidity Graph');
pause(1)
set(handles.edit1,'String',num2str(Temp(i)));
set(handles.edit2,'String',num2str(Humi(i)));
drawnow;
i=i+1;

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