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divIDE issuesI discovered a few issues with the divIDE hardware and FATware software that may be of interest to some people. 1. ROM paging If your Spectrum is a…
... delay of ROM-routine execution time, no software can detect this technique ... -
+3 disc imaging (idea + SDP)Following a bit of research, which you can probably see in the "old code" thread, I had an idea for a bit of software that may be useful (for me, and…
... the protection system can therefore detect a copied disk. If the ... does (after setting up the ROM/RAM stuff) is call some ... -
How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…
... used to use was to detect loaders using a simple memory ... a bunch of loaders - a ROM loader, Bleepload, Speedlocks of various ... block we only had to detect once. I went on to ... -
How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…
... worked for some things. The ROM loader and BleepLoad work ok ... wide variety of loader edge-detect routines to see how/if ... -
z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…
... not rely on the spectrum ROM or interrupts, and scans the ... immediately.
in_KeyPressed() can detect if any single key is ... -contained and independent of the ROM. A fast function.
Playing an AVI Video on an XBOX.I have a standard unmoded XBox. I wants to watch a video I have downloaded on the big screen and have no spare blank DVDs to hand but a stack of sta…
... 't (it can read CD-ROM, audio CD, DVD and DVD ... use XBox Live!, as Microsoft detect it and ban it. I ...Dirty Disks on XboxI`ve had an Xbox now for about 3 years with hardly any problems, however just recently i`ve been getting the dreaded `Dirty Disk` bollocks! Granted, …
... at all. Every emulator, every ROM (game) for the emulator, etc ... chip is on, then Microsoft detect it and don't let ...DivIDE and RWAP's DiwIDE*Opps, sorry, wrong forum, this thread must be in hardware topic.* I was planning to get a divide from Rwap, but I'm too afraid of long way the devi…
... /> I think the possible RAM/ROM extension should be a matter ... to switch between, say, four ROM pages (the amount of RAM ... it would be possible to detect which ROM has caused a page ...divIDE ProductionJust to let everyone know that we have made further progress with the updated divIDE. Board design has been completed and changes have been made to …
... be blown directly onto the ROM with an EPROM programmer, although ... load several firmwares into the ROM, and then allow users to ... . Possibly this could try to detect the firmware dependent on the ...divIDE ProductionJust to let everyone know that we have made further progress with the updated divIDE. Board design has been completed and changes have been made to …
... load several firmwares into the ROM, and then allow users to ... . Possibly this could try to detect the firmware dependent on the ...Galaksija emulator for ZX Spectrum +3/+2A(black)This is a NEW program/utility/game pack for ZX Spectrum. It is basically an emulator of an ex-Yugoslav computer "Galaksija" which is also Z80 based. …
... me?
You can detect an SE by reading from ... /> To page the normal BASIC ROM back in:
XOR ...Question about serial numbers, and issue marques.Hi, I don`t know if you can help me with this little question, but here goes. The spectrum computers have coloured serial numbers on the bottom of th…
... to detect if its version 3, version 1 of the rom is ...On a 48K issue 6A......how can i isolate the 32K block? I want to test if there is any fault on the 4116's , leaving the 4532's out of the equation. Will removing the …
... of each ram ic to rom, logic, ula and cpu. Every ... it should and i didnt detect any shorts.
I ...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…
... the simple one doesn't detect - which is a good ... itself runs entirely in ROM so as to not ... ).
The flash ROM can also be programmed by ... that selects whether the Spectrum ROM is paged in on ... used as a general purpose ROM board, an OUT instruction ...Question on Z80 R/W cycles.Snipped from the complete spectrum ROM disassembly: [CODE] Now the memory is checked. 11DA RAM-CHECK LD H,D Transfer the value…
... faulty, this routine won't detect it - it's very rudimentary ... chips! (Although it will always detect a faulty chip where the ... on the screen if the ROM is not present or has ... RST 38 instruction, so lacking ROM altogether, the CPU just executes ...Benchmark timeWell, the BASIC benchmark posted in Creative Computing back in the 80s came up as a topic on the AtariAge forums. The article is available online an…
... doubt that most Basic versions detect this special case either as ... be the people writing the ROM weren't familiar with numerical ... Microsoft's expertise, the Spectrum ROM was lucky enough to have ... in point in the Spectrum ROM's calculator which is implemented ...+2A, are they all this incompatible?My +2A does not seem to be faulty but the number of games that don't run on it are silly. Scooby Doo(Elite), Crazy Cars , Turbo Outrun, Vindicator(im…
... />
They probably replaced the ROM with a newer and more ... checking routines intergrated into the ROM so if it was a ... ? One that the ROM checking routine won't detect? I mean, is ... , V1.02 128k memory tester ROM be used on a +2A ...divIDE ProductionJust to let everyone know that we have made further progress with the updated divIDE. Board design has been completed and changes have been made to …
... BASIC mode without the DivIDE ROM - press NMI to get it ... to force FATware to re-detect hard drives by pressing SPACE ...Spectrum Ethernet update...in which a toastrack 128K machine prods a machine outside of my LAN for the first time. [url]http://spectrum.alioth.net/doc/index.php/Current_eve…
... the following actions:
- Detect instruction fetch at an address ... some other device with a ROM happens to trap that address ... so and page its own ROM. However, in the case of ...Memory paging in 128 KB - 64KB RAM possible?I have found a quote in Spectrum 3 manual (available at WOS) -------------------- In the +3, we have crammed in more than twice the amount of memory…
... your code in bank 5. Detect the +3 by attempting to ... configuration, and seeing if the ROM area becomes writable. If so ... , switch to ROM/5/2/3, copy the ... ROM to bank 4 and your ...MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…
... snapshot in RESIDOS you can detect if register I is set ... (new vector table in ZX rom) and copy 2b adress from ... ) to new table on ZX rom(only last 2bytes to 3BFF ... ZX models.
ZX48 rom on ZX128+2A/+2B/+3 ...MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…
... 're feeling flash, you can detect whether ResiDOS is actually installed ... from $0036-$0037. The Flash ROM in ZXMMC+ uses this method ...XBox - need some pointersFelt the need to cheer myself up further (plus got permission from the missus, which was more important), and in the usual tradition of being at leas…
... at all. Every emulator, every ROM (game) for the emulator, etc ... chip is on, then Microsoft detect it and don't let ...Handling RST8 on a +3Well, I've come to that bit of my project that I wasn't really looking forward to (because I don't understand enough about the ZX BASIC ROM) - extend…
... only do so via the ROM socket library, or the code ... the use of pollall() to detect all these possible conditions.
ROM can be entered via the ... socket library without requiring any ROM trapping, the RST 8 trap ... of the 128K onboard flash ROM.Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…
... without problems with any select rom page (48basic,128editor,syntax(+ ... different code (autodetection of ZX rom type). I have complette ... different rom, after reset/power on can system in divide detect ... for correct work with other rom types).
...Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…
... be able to change the ROM addresses that are checked, or ... after reset/power-on detect timex 2068 rom and patched system(or ... used extra version of rom type for TIMEX 2068 ). All ... clones use also modified ZX48 rom, but enterpoints to tape routines ...Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…
... after reset/power-on detect timex 2068 rom and patched system(or ... used extra version of rom type for TIMEX 2068 ). All ... clones use also modified ZX48 rom, but enterpoints to tape routines ...Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…
... internal ZX rom chip. But all external devices detect only access to ... log.1(disable internal ZX rom) + connect external memory. If internal ... collide od data bus with rom/ram from external interface. For ...original DIVIDE and RESIDOSExist external interface with MB02 memory (512kB-1MB) memory. It's possible connect to ZX Spectrum before DIVIDE interface and used MB02 versions of …
... interfaces can't detect if CPU access to rom area). System on ...DivIDE on Spectrum +3Hi all, Is it possible to use the DivIDE on the Spectrum +3 in 128K mode? I have the 'A' jumper set on the board, but my +3 resets into 48K mode wit…
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I test +3e rom(divide version) in debugger and ... different values). It's impossible detect two different routines at same ... /+2/+3), but +3e rom use two rom pages with code in ... ports)
- +3e rom modify DIVIDE memory(+3e rom must set correct ...
