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Important for Game/Demo DevelopersHello Spectrum-friends, I just finished our new Disc-Magazine SCENE+ with newest games, demos, graphics and sounds from the Spectrum Scene. However,…
... enough memory, do not use RAM below 25000. If you set ... -systems as it needs some RAM for own OS (of course ... RAMTOP to 24499 or even lower, then just try to make ... -
RAM Turbo Interface + DivideHi! I have ordered a Divide (the one without the passthrough) and I obviously want to play using a joystick on my Speccy+. :D Does anyone know (or c…
... (or can try) if the RAM Turbo Interface, which has full ... -
RAM paging and port usageDear users and developers, I'm just trying to find some detail information about RAM paging on the Spectrum 128 and later models, especially those a…
... some detail information about RAM paging on the Spectrum ... we have 4 different RAM pagings depending on the ... TC2068, TS2068
No RAM paging, but always fixed 48k ... the first 8 RAM pages (RAM 0..RAM 7) is paged ... the second 8 RAM pages (RAM 8..RAM 15) is paged ... -
Copy interface ROM content to RamHi all, I have a very rare logitec centronics and disc interface. To save its ROM content I would like to copy it Ram and store it somewhere. How ca…
... would like to copy it Ram and store it somewhere. How ... routine to copy from Ram area to Ram area could be sure ... -
Help using M3 ramFrom the Multiface 3 manual. [quote]6.0 The Use of Extra 8K RAM --------------------------- The MULTIFACE's 8K RAM extension can be accessed and us…
... The Use of Extra 8K RAM
---------------------------
The ... MULTIFACE's 8K RAM extension can be accessed and ... on how to access the RAM extension.[/quote]
... been using the Multiface 128 ram for my own programs, now ... -
Another badly behaved RAM upgradeI have a 48K issue 4A board (yellow it is) that was a 48K machine from new, but only reports 16K working with the Sinclair ZX Test ROM in an Int2. H…
... sockets and installed all new RAM. Same problem!
So ... that are part of the RAM upgrade, they all check out ... thats the whole of the RAM upgrade chippery tested!
ram unity for 16k allows also to plug a joystick?hello I?d like to know if a RAM interface for a 16k spectrum allows also to plug, together, a joystick? Thanks
hello
I?d like to know if a RAM interface for a 16k spectrum allows also to plug, together, a joystick?
ThanksWhat we gotI moved house and I have setup my Spectrum gear, I was looking at all that I have and was thinking what else do others have in there collection? Ok …
... /> Spectrum 128K grey case no mods
Spectrum Plus2B tape mod ... resistor, perfect clear sound.
RAM Turbo Joystick Interface.
Cheetar ...RAM Turbo on +2AHello Spectrum-fans, does anybody know if the RAM TURBO Joystick interface (this with cartridge slot like the INTERFACE2) can be used with a +2A? I …
Hello Spectrum-fans,
does anybody know if the RAM TURBO Joystick interface (this with cartridge slot like the INTERFACE2) can be used with a +2A? I don?t want destroy a machine to test it.
Regards
ThomasThe ---- Games of the decadeIn a few months time, we leave the first decade of the twenty-first century, so to rip off a thread idea from another forum, what are your games of t…
... A.I. (artificial intelligence) was lower than a Commodore owners', cars ... mass of fantastic (and free) mods and add-ons available for ...Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... 32768) and memorable address in RAM
;initialise score
... ,201 at address 33000 in RAM
We'll assemble ... in some free bytes in RAM.
Now for the ... machine stack is in the RAM.
To write to ... /> If it is odd, lower the road position in hl ...Diagnosing Spectrum 48k (faulty RAM chip?)I have a Spectrum 48k (I believe it may be an upgraded 16k model) that doesn't work, and never has ever since the owner gave it to me. When you turn …
... joints for the bottom-left RAM chips seem to be very ... physically on the board which RAM chip the display attributes is ... on. This all points towards RAM for me - I don't ...RAM PagingCan anyone shed some light as to how RAM paging actually works, at a hardware level (so not POKE xxxxx stuff). I know about CE and OE lines on DRAMs …
... some light as to how RAM paging actually works, at a ...How much ram has my ZX Spectrum?How can I see how much ram my ZX Spectrum has? C64 has this info in the title screen, the Spectrum not. Thanks! Micky
How can I see how much ram my ZX Spectrum has? C64 has this info in the title screen, the Spectrum not.
Thanks!
MickyTest single ram chips?Is it possible to test single ram chips? Micky
Is it possible to test single ram chips?
MickyMaking BASIC occupy less RAM?I risk being told to search the forums and the entire archive of type-ins, but here it goes... Is there any known utility to do all the hard work of…
... a BASIC listing in high RAM, and then a routine in ... "uncompressed" listing would fit the RAM just fine. How would I ...Ram joystick interface and Competition ProMy Ram joystick interface does not work probably with a Competiton Pro joystick with autofire (on a ZX 48K). Is this normal? My Competition Pro wit…
My Ram joystick interface does not work probably with a Competiton Pro joystick with autofire (on a ZX 48K). Is this normal?
My Competition Pro without autofire works very well.
MickyMore questions to ponder/argue/ignore as you wish...Just copying some stuff to a memory stick, and I found some old questions I'd intended to post on these forums to provoke debate, that I'd never got …
... footballers are really inferior to lower paid footballers, even inferior to ... Saturday the world of game mods, next Saturday online gaming, next ...Looking for some 48k RAM (upper 32k bank)Greetings, I was wondering where I could find some upper RAM for a 48k (issue 4A). It's the Texas Instruments TMS4532-20NL4 P8419 (or any compatib…
Greetings,
I was wondering where I could find some upper RAM for a 48k (issue 4A).
It's the Texas Instruments TMS4532-20NL4 P8419 (or any compatible RAM).
Thanks,
Thomaszx81 internal ram upgrade?just curious if others have? I mean can you just rip the memory out of the ram-pack and use that.. as I'd rather just have the unit upgraded interna…
... the memory out of the ram-pack and use that.. as ...LDIR timings in contended RAM?The 48K Spectrum technical reference page ([URL="http://www.worldofspectrum.org/faq/reference/48kreference.htm"]here[/URL]) describes the detailed ti…
... the detailed timings of contended RAM. It gives timings for Z80 ... in, or reading/writing, contended RAM.
I can decipher ... 48K, or double buffered -- paging RAM bank 7 into a 128K ...Broken ram or what?Hi! I own ZX Spectrum 48K. When i run command PRINT PEEK 23732 + 256 * PEEK 23733, I should get answer 65535? But i get 49151. In my machine the upp…
... test program which can test ram. It also says that machine ... has broken ram. And if i remove upper ...ZX Spectrum +2A glitchesHi again! I'm very happy to realize that there are so many people ready to help and even argue for how to help better. Hope there is no limit for amo…
... some of higher sectors of RAM, while lower ones still work as ...The incomplete Contact Sam Cruise RAM disassemblyThe incomplete Contact Sam Cruise RAM disassembly is now up at pyskool.ca: [url="http://pyskool.ca/disassemblies/contact_sam_cruise/"]Browse online[…
The incomplete Contact Sam Cruise RAM disassembly is now up at ...Dumb question but deep answer wantedWhy is the ram on the 48k made up of 8 chips. Both upper 32k and lower 16k (4116) are set up like this. Taking the 4116 as an example this us a singl…
Why is the ram on the 48k made up of 8 chips. Both upper 32k and lower 16k (4116) are set up like this. Taking the 4116 as an example this us a single 16k dram chip, so why the need for 8 of them?
I've read so much I am going snow blind;-)broken 48K, strange screenwell I finally socketed all lower 16K ram chips, (8 of them in a row near corner, not those 4 in two rows) and replaced them with new ones but it did…
well I finally socketed all lower 16K ram chips, (8 of them in ... just tested the voltages on RAM chips and they seem to ... wrong :( , maybe those 8 new RAM chips died.
how to ...Win2003 tweaking to make better use of lotsa RAM ?I have a server running Win2003. This machine is fitted with 4 GB of RAM, which is far more than strictly required. It only runs a few apps, and is …
... fitted with 4 GB of RAM, which is far more than ... " 2 GB of the available RAM without losing any steam.
RAM at startup to reduce the ...Speccy boxes with no RAM markingHi people, I noticed the other day that my Issue 1's box is different to the others. All the other boxes have "16K RAM" or "48K RAM" printed on them…
... other boxes have "16K RAM" or "48K RAM" printed on them in ... all, but has a "16K RAM" sticker on one end only ...Spectrums with gold RAM chips?Hey people, This is a first for me: [img]http://www.mutant-caterpillar.co.uk/ian_stuff/blingspeccy.jpg[/img] Is it normal to have gold RAM chips? …
Hey people,
This is a first for me:
[img]http://www.mutant-caterpillar.co.uk/ian_stuff/blingspeccy.jpg[/img]
Is it normal to have gold RAM chips? I've not seen this before!Cheetah 32K RAM PackI acquired a Cheetah 32K RAM Pack this week and took it apart to give it a clean. Unusually all the identification marks on the top of the chips hav…
I acquired a Cheetah 32K RAM Pack this week and took ... .org/Vintage/Sinclair/82/Peripherials/Ram%20extensions/Cheetah%2032K%20Rampack/PCB ...
