AVR-Chat

At 11:56 AM 10/8/2004, upand_at_them wrote:



>For transmit, does checking TXC instead of UDRE limit the max 
>transmit speed? 

Well, you can't shove chars in faster than they go out..

> And what is the lag between writing to UDR and it 
>getting put into the transmit shift register?

Essentially zero.
I've never measured it, but it's not much.