--- In minimigtg68@yahoogroups.com, Vadim Akimov <lvd.mhm@...> wrote:
>
> Hello!
>
> You should try openmsp430 core from opencores.org.
> It is quite powerful totally 16bit core with 1 clock per memory access
> (including instruction read and data read) speed. It resembles a bit
> pdp-11 architecture, but with 16 16-bit general-purpose registers.It
> has unified 2-address architecture where both source and destination
> can be memory word or register.
>
> It is much smaller than tg68 (1600-1700 LE without debug capabilities)
> and easily approaches 35 MHz (which is 35MIPS for register-register
> ops) in cyclone II.
>
> mspgcc is quite good compiler for that. At least, it is far better than
avr-gcc.
>

Hello Vadim,

thanks for this tip. It might be useful on the C64 side if I am a little bit
short with LEs.
For the boot menu, the TG68 is mandatory since I want to access more than 64KB
of RAM.

Regards,

Frederic