I was in the wrong impression the orientation of the Dotty buttons didn’t really matter. I did place them all in the same orientation, didn’t mix it up but didn’t check also. Later found out I was lucky on most of the Dotty’s I build.
The buttons are read by a 4051 chips 8 buttons at a time I call them rows. All four rows worked most of the time. But one build had a problem with row three. When installed in one way the buttons Dotty stop recording steps. I rotated the buttons and Dotty worked again.
Thought it was strange never had it before on the previous versions, put it aside as a glitch to sort out. Then a beta tester reported the same. Now I had to dive into this problem and fix it.
Continue reading “Dotty: Buttons orientation (thanks Beta Testers)”