5 ms·
Arduino + IR beams https://www.dropbox.com/s/yyof9imgl6ps1aq/2015-01-22%2022.32.37.jpg?dl=0 https://www.dropbox.com/s/yyof9imgl6ps1aq/2015-01-22%2022.32...
by bigx 12y ago
Arduino + IR beams https://www.dropbox.com/s/yyof9imgl6ps1aq/2015-01-22%2022.32.37.jpg?dl=0 https://www.dropbox.com/s/yyof9imgl6ps1aq/2015-01-22%2022.32...