Looking for a ST419
mcguire at neurotica.com
Fri Oct 31 13:22:57 CDT 2008
On Oct 31, 2008, at 2:16 PM, Eric Smith wrote:
> > What do the signals on the data connector look like? I seem to
> recall that there
> > are some differential pairs on there...are they analog or digital?
> All electrical signals are analog, but I suppose we shouldn't start
> that discussion again.
Well yes, you're preaching to the choir on that one. ;)
> In practical terms, the differential pairs are RS-422, so they are
> digital, but you need RS-422 drivers and receivers to talk to them
> properly, and termination on the receivers. There are many
> suitable quad driver and quad receiver chips, such as the
> MC3486/3487 and Am26LS31/32.
Ahh, that's not so bad.
Is the whole interface spec available anywhere?
Port Charlotte, FL
More information about the cctech