This file is indexed.

/usr/share/psychtoolbox-3/PsychHardware/PR655Toolbox/PR655close.m is in psychtoolbox-3-common 3.0.11.20131230.dfsg1-1build1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
function PR655close
% PR655close
%
% Exit PR655 Remote Mode, Close serial port, Reset serial global.
% 
% 01/16/09    tbc   Adapted from PR650Toolbox for use with PR655
%

global g_serialPort;

% Exit Remote Mode
PR655write('Q');

% Close and clear serial port
if ~isempty(g_serialPort)
   IOPort('close', g_serialPort);
   g_serialPort = [];
end

return