RS6k 7012/320H woes

[Paul Berger]

On 2018-11-06 10:58 PM, Carlos E Murillo-Sanchez via cctalk wrote:
> Grant Taylor via cctalk wrote:
>> On 11/06/2018 05:39 PM, Carlos E Murillo-Sanchez via cctalk wrote:
>>> As for the null modem cable, I actually tried several schemes in an 
>>> RS-232 break-out box, but none worked.
>>
>> Are you connecting a computer to act as a client?  Or are you 
>> actually connecting a (dumb) terminal
> I am actually connecting a Macbook Pro with Serial.app (worth the $$$) 
> and a USB-RS232 adapter; this has worked fine with many kinds of 
> hardware.  The only real terminals that I have are a vt220 and two IBM 
> 3151's that actually came with this system.
>
> carlos.
You might try one of the 3151 they are known to work..... for 
diagnostics set comm parms to 9600,N,8,1

Paul.