Rev 2A now available!!

New boards, rev 2A are available.
Major improvements:

- polarity inversion diode now is a schottky diode 2A
- full compatibility with pic32mx220f032b
- improved silkscreen
- solder jumpers on the bottom are now more visible

New usage demos are coming:

- retreiving data from GPS with coordinates conversion
- clock/calendar with internal RTCC

Sorry but for now are available only to italian users.