PL/M for Wang 600

2019-04-02 Thread Klemens Krause via cctalk
Yesterday a visitor in our museum told me, that they used a PL/M compiler on their Wang 600 at the highschool in the mid-70ies. First I couldn't believe this, but he had some handwritten (typwriter) documention about this system. I scanned the papers and put them on our ftp-server: ftp.informati

Re: What 6502 macro assembler was used for the AIM-65 Monitor ROM?

2019-03-27 Thread Klemens Krause via cctalk
On Fri, 22 Mar 2019, Mike Stein via cctalk wrote: - Original Message - From: "Glen Slick via cctalk" To: "General Discussion: On-Topic and Off-Topic Posts" Sent: Friday, March 22, 2019 1:28 PM Subject: Re: What 6502 macro assembler was used for the AIM-65 Monitor ROM? On Fri, Mar

Re: behaviour of classic PDP-8 frontpanel

2018-10-31 Thread Klemens Krause via cctalk
On Tue, 30 Oct 2018, Brent Hilpert via cctalk wrote: If you haven't tried it already, a good exercising with contactr cleaner (stay away from the stuff with oil in it) or isoprop will often clear up excessive contact bounce on old switches. Getting contact May be, but this would only solve o

behaviour of classic PDP-8 frontpanel

2018-10-30 Thread Klemens Krause via cctalk
Is there anybody out with a working classic PDP-8? For a long time we had the problem, that starting a program on our 8 by pressing keys, this program crashed. Examining the memory contents showed, that typically one or two words short behind the starting adress after such a crash had inadve

Re: ICL 1501 terminal available in Sweden.

2017-09-21 Thread Klemens Krause via cctalk
On Sun, 17 Sep 2017, Ed Sharpe via cctalk wrote: looks like a good catch for someone... we have never seen these before Ed# Sent from AOL Mobile Mail On Sunday, September 17, 2017 Torfinn Ingolfsen via cctalk wrote: On Sun, Sep 17, 2017 at 10:01 PM, Mattis Lind via cctalk wrote: In a