I think appletalk cables were 8-pin mini-din cables. Not sure they ever did them that short though. On 5 February 2016 21:21:02 CET, "Michał Pleban" <lists@michau.name> wrote: >Hello! > >A quick update: Today I tried various resistor values between GND and >RDATA to no avail. So I decided the best solution for me would be a >shorter cable. I got a pair of scissors and began to cut the cable into >and shorter parts, while one of its end was still plugged into the C65. >I wrote a simple BASIC program which tries to download the disk >directory 100 times and gives the percentage of successful operations. > >Here is the success rate as a function of cable length: > >100 mm - 15% >60 mm - 70% >50 mm - 90% >40 mm - 95% >30 mm - 100% > >Not bad - with a 30 mm cable I can read the directory reliably. SO to >test things further, I created a 64 kB SQL file, then used the DOS COPY >command to duplicate it, and finally used TYPE to display it on the >screen. All the operations were performed without errors. > >So I conclude that a 30 mm cable does not cause any problems with disk >operations. Perhaps it would be best to make it 25 mm just in case - >the >signals will also need to go a bit over the PCB and the flat ribbon >cable before they reach the drive. > >The big question is now: where can I get a 25 mm mini-DIN8 cable? :-) > >Regards, >Michau. > > Message was sent through the cbm-hackers mailing list -- Sent from my Android phone with K-9 Mail. Please excuse my brevity. Message was sent through the cbm-hackers mailing listReceived on 2016-02-05 22:01:00
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