AVR-Chat

Re the below... let me guess that the register definitions files in
use are not the ones for the AVR chip that is the target, or R16 has
been redefined.

This has to be cockpit trouble; it's too basic.

can you post the source for a minimal example of the problem?

> When you can't have something this simple work:
> 
> ldi R16,3 ;Post instruction, R16 still contains 0
> 
> 
> Then there's something VERY wrong...
>