[sdiy] dsPIC33 60mips with USB and I2S!

[karl dalen]

>This has been kicking around in the  development world for
>a few months now. 

Noticed that just after i posted, anyhow and as mentioned earlier
i have just been bugged by the USB absence and the odd design choice
of both I2S and DAC in some models and in others no I2S at all.

The 60Mips, well i over-clock the PIC's i use to 50Mhz with no problem.

> Con:
> * R/W access to internal peripheral regs is 2x slower
> * Read access to Flash is 2x slower
> * IRQ latencies are 3x longer
> * Penalty for jump/call/branch is 2x longer

Interesting.