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Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …
... your SAM and allocates 6 RAM pages
( 96K) which the ... for workspace. In total, 10 RAM pages are used
( 160K ... way, assuming that I have access to everything and I keep ... -
ZXSpin probsOK, clearly I'm getting it wrong.... Trying to use ZXSpin 0.61 to load CJMC.TZX one of the new games. Either in 48k mode LOAD"" ENTER or 128 tape …
... anything I get :
Access violation at address 00000000 read ... pro service pack 4 1GB ram.
Not getting any ... -
Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…
... page in ROM 3 and RAM 0, and somehow replicate the ... in the manual that some RAM is used for the stack ... corrupt the basic program in RAM (i'm not talking about ... could use already written (including access to+3DOS, though the documentation ... -
Any interest in new low-cost mass-storage interface with 512K RAM?I've recently added support to ResiDOS and the +3e ROMs for SD/MMC card interfaces; in particular, ZXMMC (which has no onboard RAM and so is only sup…
... (which has no onboard RAM and so is only supported ... of on-board non-volatile RAM (which would allow it ... be the 512K battery-backed RAM and a snapshot button. ... in the built-in RAM and are instantly available ... run from the built-in RAM, including ZX80 and ZX81 ... -
How to call plus3dos from high ram?Hello. I'm working in basizx disk access in spectrum version. The problem is tha basizx code is loaded in addresses above C000h, and plus3dos must b…
... 'm working in basizx disk access in spectrum version. The problem ... -
Wanted 10 - 4116 Ram ChipsHi Can any one help I am trying to get hold of 10 4116 RAM chips for a 48K Spectrum. Does any one know who might stock them. I can get a minimum of …
Hi
Can any one help I am trying to get hold of 10 4116 RAM chips for a 48K Spectrum. Does any one know who might stock them. I can get a minimum of 50 from Hong Kong but only need 10.
Best wishes
Martin Baugh -
Couldn't Access To Http MirrorsI'm trying to access to Norwegian or USA http mirrors, and they don't let me download files: ('Page not Found') or ('404 not Found'). Why? :???:
I'm trying to access to Norwegian or USA http mirrors, and they don't let me download files: ('Page not Found') or ('404 not Found'). Why? :???: -
Testing RAM Chips After RemovalHi I am going to use Winstons Hot Air Gun method of removing the RAM chips from a 4S circuit board. I wish to check the RAM chips, I have a Logic Pr…
... Gun method of removing the RAM chips from a 4S circuit ... . I wish to check the RAM chips, I have a Logic ... -
Unconventional way of diagnosing a faultHi everyone Some time ago I got a 48k Spectrum (issue 3B board) in a pretty bad condition. I believe the power supply transistor TR4 failed, causing…
... in theory access and check Spectrum's RAM from Galaksija ... ULA will no longer access video RAM in sync with ... CAS/RAS signals to these RAM chips.
... from accessing the video RAM) without affecting the part ... the lower 16KB of RAM? What happens if you ... -
Ram Turbo InterfaceHi all, Can any one tell me if the Ram Turbo Joystick Interface is compatible with Kempston Joysticks? Or are both the Joystick ports Sinclair 1 and…
Hi all,
Can any one tell me if the Ram Turbo Joystick Interface is compatible with Kempston Joysticks?
Or are both the Joystick ports Sinclair 1 and 2
It is the one with the Rom port on it. -
New Spectrum HardwareHi all. Well its Friday so it seems as good a time as any (business is a bit slack at the moment) to start up a thread about creating new Spectrum ha…
...
Z80 processor
256k RAM (at least)
ZX BASIC ... /> Floppy disk interface
Internet access
eMail client
Web ... -
Disable onboard memoryWould this work...? Access to onboard I/O can be disabled by holding IORQGE high. Would it be possible to create a MEMRQGE in a similar way to disa…
... work...?
Access to onboard I/O can ... MEMRQ +----+--/\/\/\/---+------>ULA, top 32K RAM
| | |
| |
... could selectively disable CPU access to any piece of ... -
+2B ram chips?Hi all, I have got 2 Plus2B`s and 1 Plus2 gray case. Ok the one Plus2B don`t work, so I tried to see if I could pin down the problem. I changed the …
... br />
There are 4 ram chips on sockets on board ... Plus2B.
The one ram chip IC6 had a pin ... br /> I then removed 2 ram chips IC6 and IC4 replace ... dwith 2 other ram chips that to be honest ... br />
If its the ram chips then I shall buy ... -
+D and RAM Turbo interfaceJust a quick note to let a few guys in particular know that my RAM Turbo does in fact work with my +D interface. I checked continuity through the RA…
... particular know that my RAM Turbo does in fact ... I checked continuity through the RAM Turbo, and found all lines ... used to have a second RAM Turbo, and of course ... is a clone. The other RAM Turbo, which, alas, ... external devices, or som RAM Turbo interfaces don't ... -
Using a multiface to exit to BasicBack in the days I was always fascinated with the idea of getting access to BASIC listings inside a program or game. I was able to work a way around …
... with the idea of getting access to BASIC listings inside a ... code, especially if the whole ram contents were saved. I also ... games use all the available ram and overwrite the system variables ... -
Alternative chips for upper RAM blockDoes anybody know of a way to use 4464 chips instead of 4164 for the upper RAM block in a 48K machine? If not 4464 then something a little more avai…
Does anybody know of a way to use 4464 chips instead of 4164 for the upper RAM block in a 48K machine? If not 4464 then something a little more available than the 4164. Winston? Piters??
TIA -
What I hate about computers and/or video gamingYesterday I spent approximately four months (subjecively that is, objectively it was around two to three hours) fixing my mate's PC. I won't bore you…
... for word-processing and 'net access (but no good for games ... XBox only having 64MB of RAM (which is shared between the ... program and the video RAM). The game authors did wonders ... with this tiny amount of RAM, but more would have been ... -
Wipe Out by KB RamWhilst doing a long-overdue update for Speccy Spoilers, I noticed that one of the latest additions is a game which doesn't appear to be in the archiv…
... was written by a KB. Ram in 1987. It's very ... -
IDE-media only Spectrum games?A similar discussion is taking place at Speccy.org's forums, but I thought it was worth to start the topic here. Now that we have several IDE interfa…
... using these interfaces to get access to hundreds of .tzx files ... being used, work accordingly and access the data contained in the ... as a gateway to virtual ram, and as the end of ... .
Having full IDE access just to be able to ... -
Compatible SpectrumsFollowing some recent coding exploits I've been thinking about compatibility of various models of ZX Spectrum. Yes, it's a common question on the for…
... ... you'd lose any disc access, but you would get a ... had different pages of contended RAM (I think 1, 3, 5 ... -
Testing the Ram on a Toastrack 128KHi All My "new" 128K is misbehaving, all the demos I have loaded for it crash instantly, Ghostbusters 128K is playable but one of the background scr…
... have no clue how to access the 128Ks pages being a ... -
RAM electronics music machineHiya, Just bought a Ram electronics Music Machine from E-bay, and was wondering where I could get some docs for this product, I have managed to find…
Hiya,
Just bought a Ram electronics Music Machine from E- ... -
Spin: "Error reading ListView1.Items.Data: Access violation"Hi, I've tried to run various versions of ZX Spin (I've also tried the latest 0.666) and many times I get this error: [INDENT]Error reading ListView1…
... ]Error reading ListView1.Items.Data: Access violation at address 004333C4 in ... program loops with messages like: "Access violation at address 0. Read ... -
The direct bus or indirect one... that is the questionThe Ethernet project continues...and I'm in a quandry. So I've managed to implement enough socket library for the W5100 that socket, bind, listen, a…
... appears as simply 32K of RAM, with the registers in ... as you would some paged RAM. That's what I' ... ethernet board's ROM and RAM, and then only two ... also need a register access will require three I/ ... much slower than one memory access. However, copying data will ... -
MS Access - HelpI'm basicly SQL litterate but am having trouble using MS Access, is there anyone here who can help me. I am creating a report and want to know if it…
... am having trouble using MS Access, is there anyone here who ... -
MS ACCESS Driving me crazyI have a table in Access as follows: Table: EvaluatorWorkingGroups GroupID NUMBER EvaluatorID NUMBER GroupDate DATE FORMAT Short Date …
I have a table in Access as follows:
Table: ... -
RAM Upgrade for ZX Spectrum?Check out this [url=http://cgi.ebay.co.uk/ZX-SPECTRUM-ZX-PANDA-16K-EXPANDABLE-RAM-PACK_W0QQitemZ290193305868QQihZ019QQcategoryZ50223QQrdZ1QQssPageNam…
... -SPECTRUM-ZX-PANDA-16K-EXPANDABLE-RAM-PACK_W0QQitemZ290193305868QQihZ019QQcategoryZ50223QQrdZ1QQssPageNameZWD3VQQcmdZViewItem?_trksid=p1723.m144]EBay ... 't have had a 16K Ram expansion pack because a) none ... -
DRAM (:baffled:)Hi, Can someone explain to me the definitive rules on DRAM access times in terms of suitability for a particular speed of processor? Specifically, …
... the definitive rules on DRAM access times in terms of suitability ... places I read that faster RAM isn't an issue, and ... -
RAM Joystick Interface on a Spectrum +2Having sold one of my competition pro joysticks to a customer who has a grey Spectrum +2, I provided him with a RAM Turbo joystick interface (Kempsto…
... , I provided him with a RAM Turbo joystick interface (Kempston compatible ... -
Source of 4116 ramSomeone on eBay was selling 500 pieces of 4116 ram. The auction ended without bids, but he's willing to sell it in lots of 50 now. Someone in Spain a…
... selling 500 pieces of 4116 ram. The auction ended without bids ...
