Andy Honecker developed an ultra-low profile OBD to Bluetooth adapter, and= =20 released schematics and PCB gerbers under the Creative Commons license: http://batman.homelinux.com/blog/?page_id=3D99 The adapter is based on the STN1110 interpreter from OBD Solutions: http://www.obdsol.com/stn1110/ --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .