Hi ÃÂ I haven't been able to find any specifikation on memory usage. ÃÂ How much RAM/ROM does a minimal configuration need ? I would prefere the numbers for the PowerPC, but otherÃÂ targetsÃÂ are also ok. ÃÂ ONLY for the eCos..... not for application thread's stack, e.g. ÃÂ Best regards Per ÃÂstergaard, B.Sc.E.E.S. University of Southern Denmark per@k64.dk ÃÂ