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Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
... the ASIC to page the ram out when you pull on ... in fuse?
/me goes bug hunting! -
Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
... ZX basic. Allram pages for paging in low 16kB instead zx ... rewritable in high 16kB of ram. For possibility use true allram ... (512kB flash eeprom + 512kB static ram with battery backup). If PROFI ... use internal ram instead rom, then can disable ... -
Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
...
This should disable peripherals paging in their own ROM when ... 311,13 @@
machine_current->ram.special = 0;
normal_memory_map( ... br /> }
machine_current->ram.current_page = page;
machine_current-> ... -
Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
... ;645984]This should disable peripherals paging in their own ROM when ... +3 is in a special paging mode, does this address your ... values in the rom and ram together or something heh.
ESXDOS v0.8.0 released (with NMI Browser)Hello, To celebrate the speccy's 30th birthday, here's the latest version of ESXDOS for DivIDE users. The full changelog is too long to post here, s…
... all snapshots
;Z80 snapshot - ram pages is loaded to correspond ... adress (ram 5 load to adress 16384 ... and ram 2 to adress 32768 )
;fixed rom paging for ...ATOM HDD interface for SAM COUPEHere is original old schematic of ATOM HDD interface: [url]http://8bit.yarek.pl/interface/sam.atom/atom.gif[/url] My first ATOM: [url]http://velesof…
... , fixed bug in FDD clocks 8MHz (use new oscilator), 512kB ram on ...128kB snapshot on ZX48kBWhat is best way for 128kB snapshot loading on 48kB models ? Some Z80 snapshots are 128kB versions (Z80 v2 or v3) but contain 48kB games. Same proble…
... high 16kB in any extra ram page then is dangerous ... 128kB snapshot on ZX48 with ram page 0 from 49152. ( ... stack is in incorrect ram page and CPU jump to ... (for example zx128 use ram page 4 + disable paging), then it's ... runable on ZX48. Only ram pages 5,2 and 4 ...copying between RAM pagesSay I'm storing stuff in RAM pages 0,1,3,4 which gets used in 6,7 (which I am) and I might want to transfer up to 7kb at a time (which I do) and I do…
... the registers, which requires no RAM, and would be a lot ... chunks, but the cost of paging isn't that high and ...copying between RAM pagesSay I'm storing stuff in RAM pages 0,1,3,4 which gets used in 6,7 (which I am) and I might want to transfer up to 7kb at a time (which I do) and I do…
... RAM configs to copy directly.
The Speccy 128's paging ...DooM on Spectrum 128kHello my fellow WoS'ers My hope is that you can help me, recently I discovered a DooM clone -esque on the Humble spectrum, - here is a [URL="https:/…
... working OK by resolving the paging problem so that I can ... reload blocks from a RAM backup rather than tape. I ...ESXDOS v0.8.0 released (with NMI Browser)Hello, To celebrate the speccy's 30th birthday, here's the latest version of ESXDOS for DivIDE users. The full changelog is too long to post here, s…
... all snapshots
;Z80 snapshot - ram pages is loaded to correspond ... 16384 and ram 2 to adress 32768 )
;fixed rom paging for ... 16384 and ram 2 to adress 32768 )
;fixed rom paging for ... code
;fixed all ports (paging port value is always 7FFD ...Spectrum in black TS1500 case with grey "Sinclair ZX Spectrum" labelAt the Spectrum30 event yesterday, someone had brought a Spectrum like object with an unusual case and I never did find out whose it was or where it …
... 2068 can run with 16k RAM or not
[/quote]
bug in the initialization? I only ... not to release a 16k RAM version lol.Spectrum in black TS1500 case with grey "Sinclair ZX Spectrum" labelAt the Spectrum30 event yesterday, someone had brought a Spectrum like object with an unusual case and I never did find out whose it was or where it …
... couldn't, aside from a bug in the initialization? I only ... not to release a 16k RAM version lol.[/QUOTE]
Spectranet Module InstallerAnother thing which might be useful to people is my "module installer" creator. This packages up a spectranet rom module with a small installer prog…
I should say, ethup does work, sort of. Just not properly. I haven't narrowed the bug down but if you try to send a spectranet module it crashes after sending some of the data. If you send, say, a .scr to the screen ram it works just fine.Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…
... using IM2. But that 64K RAM mode with the screens always ... uses all the contended RAM banks at once. So does ... initially was that thing about paging in the alternate screen. The ...Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…
... using IM2. But that 64K RAM mode with the screens always ... uses all the contended RAM banks at once. So does ... of our games had the bug: we had always tested them ... on +2As, where the bug simply didn't happen.
Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…
... using IM2. But that 64K RAM mode with the screens always ... it would otherwise make that RAM configuration fail.
[ ... it ever actually care. The RAM page holding the current screen ... initially was that thing about paging in the alternate screen. The ...Conversion of Paralactika DemoHello, we are producing our disk magazine SCENE+ and wanted to release the demo PARALACTIKA by DeMarche. However, we failed to contact that group, b…
... is intended to switch between RAM pages, but that only works ... track of the currently active paging. This doesn't happen in ... , we need to do the paging directly, using an OUT to ...Conversion of Paralactika DemoHello, we are producing our disk magazine SCENE+ and wanted to release the demo PARALACTIKA by DeMarche. However, we failed to contact that group, b…
... is intended to switch between RAM pages, but that only works ... track of the currently active paging. This doesn't happen in ... , we need to do the paging directly, using an OUT to ...Wolfenstein / Doom for 48k SpectrumHi, is there any game / demo of this kind that runs on 48k machines? Thanks.
... the player code to Uncontended RAM making it sound much better ...RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…
... +3 can have four RAM pages active at the same ... 0000-$3fff can have a RAM page as well as ...
Normal: ROM 2, RAM 5,2,1
fe00 ... boot sector)
Special: RAM 4,7,6,3
Normal: ROM 3, RAM 5,2,3
8000 ... I didn't have the paging right. Now that I ...The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... - ď?đň ńňđŕ?č? ďŕě˙ňč (memory paging port)
Pal - ď?đň ďŕ?čňđű (videopalette port)
PLLFC - ď?đň ??? ?ŔĎ? (port RAM Phase ...RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…
... ,$07 (Select ROM0 or 2, RAM 7)? Is it so important ... it is executed we're paging from ROM3 (I think the ...What kind of Spectrum year was 2012 for you?2012 was for me a low Spectrum year, I coded just 1 game and that was only during the Spectrumdays in Cambridge. So on Spectrumfront it was low, but…
... Profi-interface, and managed to bug Velesoft about a keyboard problem ... try my 32K issue 1 ram board in my 16K issue ...SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]
... to the lower 16KB of RAM so the picture doesn't ... prevent an external device from paging in an external ROM and ...How to check the whole memory on a +2 greyHi everybody!!! I suspect that i have a bad memory chip on my +2 Grey. Does anybody know if exist any utility to check the whole memory? Thanks a …
... ; so it does the RAM I/O, paging & checksums.
... /> ; Spectrum +2 (not +2A!) RAM test
; assemble & run ... br /> [list=a]
[*]"RAM pass, excluding page [2 or ... )
[*]"RAM fail: address 0000, page x" (ULA paging error)
Adding TAP file contents to a Spectrum +3e DOS PartitionHello my fellow WoS'ers, This thread is a companion to a great little guide from a fellow AmiBayer [B]mnjnurney[/B] you can view his thread by [URL…
... programs load data into main RAM and then move it to ... recently; see my posts in "RAM used / corrupted by +3DOS" at ... 'd be no problems with paging or machine code. When I ...Another cause for DivIDE problems on 48K'sThe last months some topics were opened to discuss problems with 48K ZX Spectrums and DivIDE. Sofar we found: - Bad Z80's because of poor fanout (si…
... that will select a ROM paging routine depending on the Spectrum ... must backup part of ZX ram and move here small ... to detection routine in zx ram
- routine read some ... from detection routine in zx ram to FATWARE is used ... time here connect external ram.Converting games to disk: difficult loadersThis thread has an spanish version in foro speccy, but I haven't gathered enough information to overcome my problems. I've been converting some game…
... conditional breakpoint watching the memory paging port (WPORT=32765) and other ... that puts data into paged RAM so I can write down ... , and the rest of the RAM from 24576 to the end ... the small block into paged RAM; then it moves the 1280 ...Red DwarfA Red Dwarf video game - good or bad idea? (given its recent resurgence in popularity in the UK) My ideas: [b]Plots[/b] - An interquel which bridg…
... . One of them is called paging.
Memory in the ... takes the first 16K and RAM takes the last 48K of ... as it contains the video RAM. If you use extra 16K ...
