libftdi Archives

Subject: Re: Some realizations about the FT2232D...

From: John Oyler <john.oyler@xxxxxxxxxxxxxx>
To: libftdi@xxxxxxxxxxxxxxxxxxxxxxx
Date: Mon, 30 Aug 2010 14:18:18 -0500
On Aug 30, 2010, at 1:48 PM, Michael Plante wrote:

> Given this, I'd suggest one of two approaches (with the same end goal):
> 1) build everything bottom-up cleanly, like I did, and never set a high
> latency timer
> OR
> 2) get some basic code working with a very high latency timer (sounds like
> 64 might be good.  think the max is 255), and then insert all your sync code
> later when you want to speed things up
> I wouldn't suggest leaving the latency timer high forever, because that's
> not a solid fix.  I mentioned it just to get you off the ground, if
> possible

I intend to do this cleanly at some point, this is definitely very alpha for 
now. Just waiting until i can get it to work.

>>> answers always seem to sync up  with commands.
> You might also try the "send immediate" byte, and see if answers pop up when
> you send that, too.  I don't remember.

I had tried that, but it was before I had a clearer understanding of how it all 
works. I'll try that too.

John O.
libftdi - see for details.
To unsubscribe send a mail to libftdi+unsubscribe@xxxxxxxxxxxxxxxxxxxxxxx

Current Thread