close
clear all
clc
figure('doublebuffer','on', ...
'CurrentCharacter','a', ...
'WindowStyle','modal')
t=text(.5,.5,datestr(now),'Hor','center');
while (1)
% your code here
set(t,'String',datestr(now));
% your code ends
pause(.01); % added to pause and allow screen/ keyboard buffer to update
if double(get(gcf,'CurrentCharacter')) == 113 % check if 'q' key pressed, change to 27 for escape
choice = menu('Quit code yes or no?','Yes','No');
if choice==1 | choice==0
break; % break from while loop
end
set(gcf,'currentch',char(1)) % Sets current char as 1 or it would just keep asking to quit
end
end
set(t,'String','While loop exited, finished');
set(gcf,'WindowStyle','normal');
Tuesday, 21 April 2015
Matlab - exit infinite while loop with a keypress
This code is for an infinite while loop in Matlab, it will check to see if the 'q' key has been pressed, it when then ask do you really want to quit (Yes/No) and then exit the while loop.
Friday, 17 April 2015
How to update National Instruments myRIO firmware and Real-Time
The National Instruments myRIO requires to have the same Real-Time module installed on as the one that is installed with LabVIEW to be able to use, if an old version is installed on the myRIO then when you plug the myRIO in the "NI myRIO USB monitor" will disable LabVIEW from the menu (see fig 1), if you are using the latest version of LabVIEW then you will need to update the firmware* or use an older version of LabVIEW.
* Updating the firmware will delete all code installed on the myRIO. Instructions on how to update the BIOS and firmware on the myRIO:
* Updating the firmware will delete all code installed on the myRIO. Instructions on how to update the BIOS and firmware on the myRIO:
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