AVR-Chat

>
>Interrupt_Entry:
>    Start a conversion.  (Whatever the mux is passing along
>to the adc should be stable.)
>    Do some other stuff while the conversion completes.
>    Store the results.  Use the same variable that controls
>the mux as an index into the array you store the results in.
>    Roll the mux to the next input.
>    Exit interrupt.

I think it was something like:

Int:
Read data.
Change channel.
Store data.
Short delay (couple instructions?)
Start conversion.
Exit int.