You also need an EEPROM for it to load your program. The propeller is like an FPGA in that respect, it runs from RAM but needs to load it at powerup time. Bob On Wed, 08 Jun 2011 14:19 -0400, "Peter Johansson" wrote: >=20 >From what I've read, it seems like the propellor can be programmed > with nothing more than a serial port, and with DIP availability, it > seems as if you can dive in with nothing more than a $7 chip and a > breadboard. --=20 http://www.fastmail.fm - Faster than the air-speed velocity of an unladen european swallow --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .