peter :

1.some application of me very nearb t0 64kB then very danger for me two project of me near 64kB

A. MCU based 3 phase power analyzer (58kB now !) and near the danger point (64kb) i use c8051f020

B. MCU based Hand held (64kB limit me to add new ability ) i use c8051f020


2. dont forget cygnal is System On chip then all of need in single chip then i design single board to many of application dont forget simple hardware can do faster design project and below bug in hardware !

the jtag in real Rapid develpoment design is other powerfull point

no in my company big project by using cygnal only design and product only in 20-40 day
i get it by RAD software managment and use SOC hardware the time get 25% of last !