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Everything posted by xrbrevin
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Anyone know how to burn a single standard OS ROM?
xrbrevin replied to xrbrevin's topic in Atari 8-Bit Computers
the EEPROM is an Atmel AT27C256R-70PU maybe it needs to be a slower ns model? -
Anyone know how to burn a single standard OS ROM?
xrbrevin replied to xrbrevin's topic in Atari 8-Bit Computers
hmmm.. no joy with the 27C256, i can only get the 65xe to boot with the original (bad) OS ROM and sys-check II set to system test. it says the OS ROM is bad. i will root out a star raiders cart and see if that runs. do you know if there are jumpers to allow EPROM use - you know, like the 1200xl and 1050 have? -
Anyone know how to burn a single standard OS ROM?
xrbrevin replied to xrbrevin's topic in Atari 8-Bit Computers
hi, nice one, i'll set to work on it now i already know how to merge 2x ROM files into 1x 32k file so i think i have enough to do the job -
Anyone know how to burn a single standard OS ROM?
xrbrevin replied to xrbrevin's topic in Atari 8-Bit Computers
Hi, thanks for your help - ive made a single EPROM from a 27C128 with my TL866 but i also have an XE case with a hole already drilled in it the size of a chrome switch and im tempted to populate it!! can anyone advise if there is a way to use a 27C256 and a switch to have 2x OS ROMs available? Im sure i saw a guide somewhere but i cant for the life of me find it now. i think it said you pull a certain pin high or low to select the OS... thanks in advance! -
many thanks!!
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would the AtariAge sysop allow upload space on here?
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thanks, but i was hoping there was an instant conwenient link.. so filezilla it be...
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anyone know of a single download link for the holmes discs? via the pigwa site would entail masses of single downloads and i'd have to rebuild the directory structure!!... thanks
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the "glap" is to add stability - to prevent the contacts from cracking loose in the event of shock impact to the unit
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Lotharek site down? Are they still in business?
xrbrevin replied to Gunstar's topic in Atari 8-Bit Computers
must be a negative reality inversion... -
can you advise which chips you need then fellow atari people can assist in finding the best deal?
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hi, in general, it is worth cleaning the heads with isopropyl alcohol and also check the head rails are nice and free - light oil if required. my indus used to do intermittent G5 errors and it turned out to be the socket for the ROM chip. i pulled the chip and the socket pins were 'aged' a dark dull grey so i fitted a new socket and all is well. its good practice to reseat all the chips tho hope this helps!
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i would like 1 cart please
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its clear he likes her - perhaps he's he's trying to win her affections via a feat of strength?...
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Hi Nir, like the new intro and also your array of flash carts!!
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unusual casing too...
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600XL w/512K Expansion board and DIN composite out - DONE!
xrbrevin replied to NISMOPC's topic in Atari 8-Bit Computers
here is the link to the OS ROM file: https://atariage.com/forums/topic/206880-130xe-reverse-option-key-for-basic/page-2 it also reverses the option key functionality just burn it to a 27C128 EPROM and bung it in! -
its the kind of game that needs a no damage hack!
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Atari 800xl repair log / bad video output
xrbrevin replied to shoestring's topic in Atari 8-Bit Computers
a significant improvement! nicely done all round -
Looking for hard to find magazine TYPE IN GAME "Chicken Out"
xrbrevin replied to seastalker's topic in Atari 8-Bit Computers
a page on atarimania refers to it - but sadly no download... http://www.atarimania.com/game-atari-400-800-xl-xe-chicken-out_32474.html -
How do I make a copy of a non-dos floppy image?
xrbrevin replied to rcgldr's topic in Atari 8-Bit Computers
+1 for this arrangement -
cool - would look nice in a 400/800
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looks like a decent variant of berzerk and robotron but didnt jon williams also do the music for star wars?! hehe https://www.youtube.com/watch?v=sk1Kv44qXE4
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How do I make a copy of a non-dos floppy image?
xrbrevin replied to rcgldr's topic in Atari 8-Bit Computers
one method is to load your sector copy program (e.g. mycopyr ) into your atari via an SIO2PC device and a drive emulator software such as aspeqt you can then use your atari disk drive not only to copy disks, but also to create real bootable disks from ATR files and conversely to create ATRs from real disks -
check out this little gem for all your needs: http://www.mushca.com/f/atari/index.php?idx=0
