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  • Gary C's Avatar
    October 31st, 2019, 12:28 AM
    Gary C replied to a thread 8050 in Commodore
    Thanks, it works but I now need to adjust my program to cope with the drive number with a bit of parsing
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 30th, 2019, 05:37 AM
    Gary C replied to a thread 8050 in Commodore
    Forgive me, I mean, when type LOAD"XXX",8 and XXX is not on the disk, should the PET just stick at displaying LOADING, or should it display an error...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 29th, 2019, 12:30 PM
    Gary C started a thread File not found in Commodore
    Mentioned in my other thread but wanted to ask the specific question With my 8050, if I try to load a file thats not on the disk, the drive...
    0 replies | 102 view(s)
  • Gary C's Avatar
    October 29th, 2019, 03:46 AM
    Gary C replied to a thread 8050 in Commodore
    Is that with BASIC 4.0 or should it be the same with BASIC 2.0 ? The GPIB is working fine so its either the 8050 or the PET, I am having...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 28th, 2019, 12:31 PM
    Gary C replied to a thread 8050 in Commodore
    Moving along quite nicely. Downloaded the drive manual and it talks about the drive performance test disk. couldn't find it anywhere except for a...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 26th, 2019, 03:27 AM
    Gary C replied to a thread 8050 in Commodore
    Sorted by reading file size and pulling EOI low when the last byte is send. Largely working now, managed to load breakout.prg which just contains a...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 25th, 2019, 03:33 PM
    Gary C replied to a thread 8050 in Commodore
    Thanks for the pointers Found a ref and indeed I need to keep loading into memory, a file even after the basic 00 00 00 delimeter (as suspected)....
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 25th, 2019, 05:03 AM
    Gary C replied to a thread 8050 in Commodore
    Thanks Yes, I did ask earlier in the thread how MC programs are saved and transmitted over the GPIB. The McGrath IEEE book describes the load &...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 24th, 2019, 10:11 AM
    Gary C replied to a thread 8050 in Commodore
    Well, as they say, its all about timing. Seems as if a file written by an arduino is accessed slower than one put there by a PC but it might also...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 23rd, 2019, 11:28 AM
    Gary C replied to a thread 8050 in Commodore
    Very bizarre progress. I copied a non-working file over the top of a working file, and it now loads fine. Even though the files were identical,...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 23rd, 2019, 10:48 AM
    Gary C replied to a thread 8050 in Commodore
    Its my program and it is finding both files ok, due to FAT32 and how the Arduino C works, im working with a fixed file name format with 0's as...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 23rd, 2019, 04:37 AM
    Gary C replied to a thread 8050 in Commodore
    Odd I have loaded a program called Tanks from a TAP file (and it works) then saved it to the 8050 and the Arduino. I can load and run the...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 21st, 2019, 04:16 AM
    Gary C replied to a thread 8050 in Commodore
    The PCB has the GPIB connector a little to close to the edge of the board so there is a risk of touching the USB connector case, needs moving back a...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 20th, 2019, 11:06 AM
    Gary C replied to a thread 8050 in Commodore
    Works fine together with the 8050, I can access the Arduino as device 9 and the 8050 as device 8. Cant see why buffers would be needed. The PET...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 19th, 2019, 02:04 AM
    good old BB !
    423 replies | 10427 view(s)
  • Gary C's Avatar
    October 18th, 2019, 12:49 PM
    It wasn't that bad today ! were you next door ?
    423 replies | 10427 view(s)
  • Gary C's Avatar
    October 17th, 2019, 09:20 AM
    What a massive step forward Top remote diagnostics Dave !
    423 replies | 10427 view(s)
  • Gary C's Avatar
    October 12th, 2019, 03:41 PM
    Gary C replied to a thread 8050 in Commodore
    Have attached the Arduino and my 8050 together and they almost play nice. I can load/save to the arduino then load/save to the 8050, however, while I...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 12th, 2019, 01:21 PM
    Gary C replied to a thread 8050 in Commodore
    The next thing I need to work out is, how are machine language programs saved? I can load basic programs from my tape emulator and save them over...
    43 replies | 1923 view(s)
  • Gary C's Avatar
    October 12th, 2019, 12:11 PM
    Gary C replied to a thread 8050 in Commodore
    While refurbishing the drives, ive also been working on my Arduino interface. Basically, it seemed unnecessary to have GPIB buffer chips when the...
    43 replies | 1923 view(s)
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About Gary C

Basic Information

About Gary C
Biography:
Started with the UK national electricity company, the CEGB in 1983. Moved in to engineering and worked on DPS6, Intel Multibus, DEC VAX/PDP and programmed in CEGB CUTLASS.
Now in operations
Location:
Lancashire
Interests:
Vintage computers and old cars
Occupation:
Assistant shift manager - Nuclear operations

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