Re: Serial console on second port?

[Lyle Bickley <lbickley%bickleywest.com@localhost>]

On Monday 30 March 2009, Martin Husemann wrote:
> I have a Vax Station 4000 M96 and would like to use it with serial
> console. It apparently has two serial ports, one MMJ and another one for
> the printer with a DB25 connector.
>
> Since MMJ adapters (or even connectors) are pretty hard to get hold of
> here (or unreasonable expensive) - is there an easy way to just use the
> DB25 connector instead?

MMJ connectors are actually easy to find and inexpensive. Here are some 
suppilers:

http://www.cables4computer.com/Cabling_Products/Connectors_UTPComponents_RJ12_MMJ_Connector.html
http://www.cablestogo.com/product.asp?cat_id=418&sku=01935&st=mmj

Here are the pinouts:

http://www.allpinouts.org/index.php/DEC_MMJ_Serial

I've also been able to purchase many MMJ to RS-232 cables at scrappers and 
electronic flea markets.

Cheers,
Lyle
-- 
Lyle Bickley
Bickley Consulting West Inc.
http://bickleywest.com
"Black holes are where God is dividing by zero"