hello my friend, your contribution is very good, but I possess prolemas with a 6131 that it was wet now this failing the hall sensor, I made the test of your diagram and to my view they are well but I have doubt with the r2401 that I don't know if this should give continuity with gnd, with which another element or if I have to make any jumper
here the results:
http://rapidshare.com/files/20959907...n2400.jpg.html
thank you ahead of time for any help
PD: I don't know how to upload images to this forum