This is absolutely crazy.
I'm building a digital clock and I did proto it. However, when I built the actual board my bcd converters show numbers 4-9 corrcty, but go crazy when displaying 0-4. For example 0000 comes out as a backwards six. How is this possible?
Here is a video of it
http://www.youtube.com/watch?v=vg5rZDmEbcs&feature=youtube_gdata_player
I'm building a digital clock and I did proto it. However, when I built the actual board my bcd converters show numbers 4-9 corrcty, but go crazy when displaying 0-4. For example 0000 comes out as a backwards six. How is this possible?
Here is a video of it
http://www.youtube.com/watch?v=vg5rZDmEbcs&feature=youtube_gdata_player