Hi Rob, the used ROM set should be basic 1 according to http://zimmers.net/anonftp/pub/cbm/firmware/computers/pet/README.also I found a youtube video that claims to show 'A successful pass of the diagnostic rom': http://www.youtube.com/watch?v=l5E8mpfBbZg Unfortunately no further information :( Could you take a look at the documentation and dongles ? Christian Am 11.12.2013 21:13, schrieb Rob Clarke: > Yes, but it was only in the basic 1 ROM set. I have an original set of > documentation and dongles somewhere if you can't find it on-line. > > I don't recall if it displays anything though, I think it used the red > LED on the mainboard. > > Rob > > On 11/12/2013 21:08, Christian Dirks wrote: >> Hi all, >> does anyone know, if there really is a diagnostic routine in the PET >> ROMs, and if so, what it should do/display ? >> When I power up my 2001-8C with the daignostic pin connected to GND, it >> blanks the screen and nothing more seems to happen. >> A quick test with a 'hello world' basic program works. >> The used ROM set is: >> 6540-019, -013, -015, -016, -012, -014, -018. >> > > > Message was sent through the cbm-hackers mailing list -- Christian Dirks Toast_r@Idealine.info Message was sent through the cbm-hackers mailing listReceived on 2013-12-11 21:04:14
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