xopti inside - CABLES You can purchase the cables at the Buell store link. Race bikes Only Please note these same cables work with the FOLLOWING. These fit: PC VersionsEcmspy Ecmspy Mono DirectlinkDDFI3Tuneboy ProtuneXB tuner OSB COM UtilityPFU (twin cycles) They fit any rs232 to ttl 5 voltI can do special order 3 volt cables. PALM CIRCUIT BOARD note: below is the cable for non ttl palm see the pinouts.ru website for your palm and other devices. Also a car phone charger makes a good source for a cable to convertas it has a 12 volt converter already made for you. Photos courtesy of fellow members in the Buell community!Pinouts for palmPinouts for buell ecm 2003 to 2007 PC CABLE INSTRUCTIONS note : you will want to use a heat tube on the wire coming out of the cable.