On Wed, 2011-06-08 at 22:49 +0100, Michael Watterson wrote: > On 08/06/2011 19:37, Bob Blick wrote: > > 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. >=20 > You mean it's like an ordinary processor and not like PIC 18F / 16F=20 > etc.. Back in the olden days before FPGAs existed we had EPROMs Or=20 > Occasionally battery backed static RAM/ Yes, but in those cases program execution happened from the ROM. Unless you had a shadowing situation, in which case the propellor type process was done. > I don't believe Intel has made an x86 yet either with on board flash.=20 > They all run from RAM :-) Yes, but again, unlike FPGAs and the propeller, the RAM is external for x86 (ignoring things like caches). TTYL --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .