Difference between revisions of "ButtonBoxes"

From TSG Doc
Jump to navigation Jump to search
Line 68: Line 68:
  
 
== Matlab Settings ==
 
== Matlab Settings ==
 
<nowiki>
 
===================================================================================================
 
function handle = serial_buttonbox_common(cmd,varargin)
 
% to initialize connection:
 
% handle = serial_buttonbox('open',se)
 
%    settings (se):
 
%      define settings as a structure, i.e.:
 
%      se.Device    = 'COM1';
 
%      se.BaudRate  = 115200;
 
%      se.DataBits  = 8;
 
%      se.StopBits  = 1;
 
%      se.Parity    = 0;
 
%      se.PTBPath  = 'c:\MyToolboxes\PsychToolbox'
 
%
 
% to close the connection:
 
% serial_buttonbox('close',handle);
 
 
persistent old_hdl
 
 
% set defaults
 
se.Device    = 'COM1';
 
se.BaudRate  = 115200;
 
se.DataBits  = 8;
 
se.StopBits  = 1;
 
se.Parity    = 0;
 
se.PTBPath  = 'c:\Pgrogram Files\PsychToolbox';
 
 
if nargin < 1
 
  cmd = 'open';
 
end
 
if nargin > 1
 
  % user overwrites default settings
 
  flds = fields(varargin{1});
 
  for n = 1 : numel(flds)
 
      se.(flds{n}) = varargin{1}.(flds{n});
 
  end
 
end
 
 
 
switch cmd
 
  case 'open'
 
      addpath(genpath(se.PTBPath));
 
      % get handle to serial device
 
      handle = open_buttonbox(se.Device);
 
      return
 
  case 'close'
 
      handle = varargin{1};
 
      IOPort('close',handle);
 
      return
 
  case 'run'
 
      % read incoming data
 
      if isempty(old_hdl)
 
        help serial_buttonbox_common
 
        error('Buttonbox not yet initialized');
 
      end
 
      handle = old_hdl;
 
  otherwise
 
      fprintf('Unknown option %s\n',cmd);
 
      return
 
end
 
 
% only gets here when cmd = 'run'
 
while 1 
 
  % start polling for characters (indicating start of scan)
 
  navailable = IOPort('BytesAvailable', handle);
 
  if navailable
 
      data = [];
 
      while navailable
 
        % read incoming data
 
        [newdata, ~, err] = IOPort('Read', handle, 0, navailable);
 
        if ~isempty(err), disp(err); end
 
        data = [data newdata];
 
        %pause(0.001); % if possible just add a small pause to not claim entire core
 
        navailable = IOPort('BytesAvailable', handle);
 
      end
 
      if numel(data)>1
 
        fprintf('\nReceived characters: %d\n',numel(data));
 
      end
 
      for n = 1 : numel(data)
 
%        disp(char(data(n)));
 
        fprintf('incoming: %d\t%s\n',data(n),char(data(n)));
 
      end
 
  end
 
 
 
 
 
end %while 1
 
 
  function hdl = open_buttonbox(device)
 
      % open handle to serial device (mini buttonbox)
 
      try
 
        hdl = IOPort('OpenSerialPort',device,['BaudRate=' num2str(se.BaudRate)]);
 
      catch
 
        if ~isempty(old_hdl)
 
            IOPort('close',old_hdl);
 
        end
 
        hdl = IOPort('OpenSerialPort',device,['BaudRate=' num2str(se.BaudRate)]);
 
      end
 
      old_hdl = hdl;
 
     
 
      fprintf('Wait for device buttonbox....\n');
 
      tic
 
      while ~IOPort('BytesAvailable', hdl) && toc<10
 
        % wait for welcome message device
 
      end
 
      pause(0.5);
 
 
      % clear buffer
 
      %IOPort('flush', hdl);
 
      IOPort('purge', hdl);
 
  end
 
 
end
 
</nowiki>
 
  
 
== Inquisit Settings ==
 
== Inquisit Settings ==
  
 
== E-Prime ==
 
== E-Prime ==

Revision as of 10:24, 24 March 2014

General

Hardware

E-Prime "Serial Response Box"


Revisions

Revision 1


Revision 3

Revision 4

Presentation Settings

File:Buttonbox1.png

Psychopy Settings

 #!/usr/bin/env python

 from psychopy import core, visual, event from rusocsci import buttonbox import logging, time

 ##Setup Section
 #logging.getLogger().setLevel(logging.DEBUG) # use this for debug info

 win = visual.Window([400,300], monitor="testMonitor") bb = buttonbox.Buttonbox()

 ##Experiment Section

 b = bb.waitButtons(maxWait = 10.0, buttonList=['A']) print("b: {}".format(b))

 ##Cleanup Section

 core.quit() The following script lights the LEDs under the buttons pressed.

 #!/usr/bin/env python
 #from __future__ import print_function

 import logging, time, sys from rusocsci import buttonbox

 ##Setup Section

 led = [False]*8

 ##Experiment Section

 bb = buttonbox.Buttonbox() while True:

  buttons = bb.getButtons()
  if len(buttons):
  for c in buttons:
  if ord(c) >= ord('a') and ord(c) < ord('a')+8:
  led[ord(c) - ord('a')] = False
  elif ord(c) >= ord('A') and ord(c) < ord('A')+8:
  led[ord(c) - ord('A')] = True
  bb.setLeds(led)
  #print("buttons ({:3d}): {}{}".format(len(buttons), buttons, " "*50), end="\r")
  #sys.stdout.flush()

Matlab Settings

Inquisit Settings

E-Prime