Vertical Sync sensor: Difference between revisions

Jump to navigation Jump to search
← Older editNewer edit →
Line 200: Line 200:
% reset marker
% reset marker
bb.sendTrigger(0)                % Note: if resetting the marker is not possible at this moment in code, you can decide to do this later as long as it has taken place long enough before the next marker has to be sent.
bb.sendTrigger(0)                % Note: if resetting the marker is not possible at this moment in code, you can decide to do this later as long as it has taken place long enough before the next marker has to be sent.
</syntaxhighlight>
BITSI extended mode:
<syntaxhighlight lang="matlab" line style="overflow:auto;">
samplerate = 500;
pulseLen = 2000/samplerate;
% select a function
bb.sendTrigger(uint8('X'));  % select pulse time
bb.sendTrigger(pulseLen);            % set time of duration pulse to (2000/samplerate) ms
val = 1;                                    % val: this is your marker code, range code 1-255
bb.sendTrigger(uint8('M'));  % select marker out
bb.sendTrigger(val);              % val: this is your marker code, range code 1-255
</syntaxhighlight>
<syntaxhighlight lang="matlab" line style="overflow:auto;">
% At the end of your script, close the buttonbox serial object
    :
bb.close();
</syntaxhighlight>
</syntaxhighlight>
Retrieved from "https://tsgdoc.socsci.ru.nl/index.php/Vertical_Sync_sensor"