Number: 1365 Date: 6-Jun-84 12':39':29 Submitter: Sannella.PA Source: masinter.pa Subject: Make sure that instructions for making RS232 cable are correct for Carol Release Assigned To: Jonl Attn: Status: Closed In/By: Carol Problem Type: Documentation Impact: Serious Difficulty: Easy Frequency: Everytime Priority: Absolutely System: Communications Subsystem: RS232 Machine: Disk: Lisp Version: Source Files: Microcode Version: Memory Size: File Server: Server Software Version: Disposition: I''ve just now (6-Jun-84) gotten a copy of the Carol Release notes, and reviewed the RS232 part; looks very good to me. One minor suggestion is being forwared to Marty. -- JonL --' ["Sannella.PA" "16-Aug-84 11':51':15" Status':(Fixed->Closed) In/By': Description':] Description: ' From': masinter.pa' Date': 5-Jun-84 19':40':36 PDT' Subject': RS232 instructions, fix for Carol release' To': lispsupport, 1100support' ' This should probably have an AR priority absolutely around it. Please send all internal folks who got these messages the AR number, OK?' ' ' ----------' ' Date': 5 Jun 84 14':00 PDT' From': halvorsen.pa' Subject': [Lauri Karttunen ': RS232 on Dandelions]' To': Jonl,Masinter' ' ' I sent Lauri a message asking what the error in the instructions in the Fugue release manual according to him are, or what cable configuration they are now using.' ' ' ----- Forwarded Messages -----' ' ' ' ' Received': from SRI-AI.ARPA by PARC-MAXC.ARPA; 5 JUN 84 13':45':06 PDT' Date': Tue, 5 Jun 84 13':46':48 PDT' From': Lauri Karttunen ' Subject': RS232 on Dandelions' To': RPerrault@SRI-AI.ARPA, Shieber@SRI-AI.ARPA, Hans@SRI-AI.ARPA' cc': Tyson@SRI-AI.ARPA, Martin@SRI-AI.ARPA, Halvorsen.PA' ' After many tries, I''ve finally succeeded in making RS232CHAT and' RS232FTP to work between my Dandelion and SRI-AI machine at 1200 baud.' The reason it never worked before is that we did not have the right kind' of cable to connect to the Printer port on the back of the Dandelion.' Mabry and Paul built a cable for it exactly as specified in the' instructions we got from PARC. Apparently they were incorrect. Last' night Stan Reifel came over with his electronic tool and instrument kit' to figure out what wires need to get connected to what pins. Success at' last!' ' I''ve chatted to SRI-AI and ftp''d some files back and forth with no' problems. Moving files is VERY slow but it seems to work OK.' ' If you want to build a cable for your machine, don''t follow the' old instructions, copy mine instead.' -------' ----- End of Forwarded Messages -----' ' -----' ' Date': 5 Jun 84 22':54 PDT' From': JonL.pa' Subject': Re': RS232 instructions, fix for Carol release' In-reply-to': masinter.pa''s message of 5-Jun-84 19':40':36 PDT' To': masinter.pa' cc': lispsupport.pa, 1100support.pa' ' fyi -- two notes I sent to Halvorsen':' ' ' Date': 5 Jun 84 15':44 PDT' From': Jo0繓,圃bject': Re': [Lauri Karttunen ': RS232 on Dandelions]' In-reply-to': halvorsen.pa''s message of 5 Jun 84 14':00 PDT' To': halvorsen.pa' cc': Jonl.pa, Masinter.pa' ' Could you find out what Lauri *thinks* the instructions were? They were distributed in the November 1983 Fugue Release manual, page 13, and I think we called that to his attention. Those directions are correct, and many others have successfully been able to follow them without extra help.' ' -- JonL --' ' ' ' Date': 5 Jun 84 18':24 PDT' From': JonL.pa' Subject': RS232 cable Instructions in Fugue Release Notes' To': Halvorsen' cc': JonL.pa' ' These notes, sigh, do say "null modem", in quotes; I remember at the time protesting to the folks down south that the cable is not a null modem, and my documentation sent to them didn''t call it that. But they had already printed up the manual (probably someone down there compared the similarities, and chose to call it a "null mode" -- it really is a minor difference).' ' Despite this somewhat misleading terminology, the wiring is explicitly described in the next sentence; hence the only possible explanation for a customer''s confusion is that he read the first sentence, and decided to ignore second. ' ' All that being said, I still don''t have any sympathy for their case; just an explanation for it.' ' -- JonL --' ' -----' ' Date': Wed, 6 Jun 84 13':24 PDT' From': Raim.pasa' Subject': Re': RS232 instructions, fix for Carol release' In-reply-to': "masinter.pa''s message of 5-Jun-84 19':40':36 PDT"' To': masinter.pa' cc': Halvorsen.PA, lispsupport.pa, 1100support' ' LARRY,' ' "If you want to build a cable for your machine, don''t follow the' old instructions, copy mine instead."' ' We stand behind the cabling instructions in the Fugue.6 version of the Xerox 1108 Users Guide. However, those instructions do not specify a connection to the SRI-AI machine (a 2060?). ' ' What I need to know is':' ' 1. What old instructions did he follow?' ' 2. Why were they wrong.' ' 3. What kind of cable worked?' ' --Marty' ' -----' ' Date': 6 Jun 84 14':35 PDT' From': JonL.pa' Subject': RS232 cable documentation in Carol Release notes.' To': Raim.pasa,1100Support.pasa' cc': JonL.pa,Halvorsen.pa,Masinter.pa,LispSupport.pa' ' Looks very good!!' ' Only thing that I''d recommend is to say something that may forstall any possible confusion about the 1108-to-1108 connection. If should be stressed that' 1) only 1 cable is to be built for this purpose, not two cables (one might think he needs a separate cable for each 1108, and that the two cables would be joined somehow in the middle by another adaptor);' 2) the connector on the other end, for the "other" 1108, must also have Pins 4 and 8 shorted together.' ' -- JonL --' ' -----' ' Date': 6 Jun 84 15':02 PDT' From': Masinter.pa' Subject': Re': RS232 instructions, fix for Carol release' In-reply-to': Raim.pasa''s message of Wed, 6 Jun 84 13':24 PDT' To': Raim.pasa' cc': masinter.pa, Halvorsen.PA, lispsupport.pa, 1100support.pasa' ' marty,' ' I merely forwarded the messages because I saw them and I thought they were relevant to you. I know nothing else about this. If you want to know more, contact JonL and the user (Lauri Karttunen at SRI) directly.' ' Thanks,' ' Larry' ' ' Workaround: Test Case: Edit-By: Sannella.PA Edit-Date: 16-Aug-84 11':51':20