From: Jeff Campbell [jcampbell@ins-msi.com]
Sent: Tuesday, September 24, 2002 2:48 PM
To: Info-VAX@Mvb.Saic.Com
Subject: Re: Hardware flow control to terminal port using QIO's

JF Mezei wrote:
> 
> In case you didn't have the info:
> 
> An MMJ connector on the terminal side has:
> 
> 1 - DTR
> 2 - TD +
> 3 - TD -
> 4 - RD +
> 5 - RD -
> 6 - DSR
> 
> The cable gets inverted so that DTR gets fed to DSR at the other device, TD
> gets fed to RD etc.

Gentle correction:

  1 - DTR
  2 - TD +
  3 - TD -
  4 - RD -
  5 - RD +
  6 - DSR

The signals are mirror image connector to connector.

Jeff Campbell
n8wxs@arrl.net