From: Lasse Jensen [rdx@worldonline.dk] Sent: Monday, April 29, 2002 3:31 PM To: Info-VAX@Mvb.Saic.Com Subject: Re: VAXstation 4000 90 and serial console? Holi - Holitska András wrote: > In article <3ccd276f$0$97316$edfadb0f@dspool01.news.tele.dk>, Lasse Jensen > writes: >> I have a digital VAXstation 4000 90 i want to connect to a PC with Linux >> and minicom, theres a MMJ serial port on the VAX and a DB9 on the PC, i >> have tried several different console cable layouts i found on the net, >> but none of them worked, so what pins should i connect and what settings >> should i use to get the VAX running a terminal on my PC? I can't wait to >> get my own VMS machine up running. >> > > Is the S3 switch near the HALT button (under a cover on the front > side) in the upper position? If it's in the lower position, then > the VAX is in graphical console mode, but you need serial console > mode. > > Here is a figure, on how to make a cable: > > ________________ [DEC MMJ] <25 pin> <9 pin> > / / / /| =========== =========== =========== > / /_______/ / | pin meaning pin meaning pin meaning > / ____________ / | 5 RD+ --- 2 TXD === 3 TXD > / / / / / / / / / | 2 TD+ --- 3 RXD === 2 RXD > / /6/5/4/3/2/1/ / / 4 RD- -+- 7 GND === 5 GND > / /_/_/_/_/_/_/ | / 3 TD- -^ > | |D|R|G|G|T|D| | / > | |S|D|N|N|D|T| | / 6 DSR --- 20 DTR === 4 DTR > | |R|+|D|D|+|R| |/ 1 DTR --- 6 DSR === 6 SR > |_|_|_|_|_|_|_|_| > | . . |/ > \____/ > > Signs: > > --- just connect them > -+- a connection point > -^ connect the left side to where the arrow points > === these pins have equal meaning on the connectors > > 9600 bps, 8 bit, 1 stop bit, no parity. That helped a lot! I still can't write anything to the console, but at least i now know my VAX is working. Thanks. -- Lasse Jensen [rdx at worldonline dot dk] [lasse@Earth ~]$ uname -a Linux earth.lan 2.4.7-10smp #1 SMP Thu Sep 6 17:09:31 EDT 2001 i686 unknown [lasse@Earth ~]$ uptime 4:01pm up 3:55, 4 users, load average: 0.03, 0.03, 0.00