/learn/learning-center/stem-academy/codebug/b/blog/posts/codebug-project-clockWith its 5x5 LED matrix, a binary coded decimal (BCD) clock is easy to create. BCD is pretty easy - each column represents a digit, with the individual LEDs equating to 1, 2, 4 and 8. If the first two LEDs in a column are lit then that means the...en-USTelligent Community 12https://community.element14.com/learn/learning-center/stem-academy/codebug/b/blog/posts/codebug-project-clockTue, 20 Oct 2015 08:52:01 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:d0ff44d2-f7c9-4eca-a0ba-f3a1fded990djc20481<p>That&#39;s nice - I like binary/BCD clocks.</p><p>&nbsp;</p><p>Have you thought of doing a stopwatch? Tens of seconds, seconds, tenths, and hundreths? One button to start the other to stop?</p><p>&nbsp;</p><p>Would be fun to play with.</p><p>&nbsp;</p><p>Could also be adapted to time signals on the inputs. Light beams and photodetectors would give the means to time a pendulum or work out the speed of a Scalextric car.</p><img src="https://community.element14.com/aggbug?PostID=635&AppID=127&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/learn/learning-center/stem-academy/codebug/b/blog/posts/codebug-project-clockSun, 18 Oct 2015 07:30:12 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:d0ff44d2-f7c9-4eca-a0ba-f3a1fded990dmcb10<p>knowing you that would be 0339 ... just when you finished playing with it.</p><p>&nbsp;</p><p>&nbsp;</p><p>Well done.</p><p>mark</p><img src="https://community.element14.com/aggbug?PostID=635&AppID=127&AppType=Weblog&ContentType=0" width="1" height="1">