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ROM switch on NMIHello! Please, help me or point in the right direction. I am building a project for 48k spectrum which must activate its rom (actually static ram) …
... spectrum which must activate its rom (actually static ram) on NMI ... -
Inefficient code in ROM, from ram-check to RAM-DONEHere is the inefficient code: [CODE] ;; ram-check L11DA: LD H,D ; Transfer the top value to the HL register LD L,E …
... CP H ; Have we reached ROM - $3F ?
JR NZ ... CP H ; Have we reached ROM - $3F ?
JP ... : CP H ; Have we reached ROM - $0000 ?
INC HL ... -
Interface 2 ROM cartridges images neededHello! Is there any place i can get the rom images from released interface 2 cartridge games ? Maybe somene has it and can read the image and send …
Hello!
Is there any place i can get the rom images from released interface 2 cartridge games ?
Maybe somene has it and can read the image and send it to me?
Artem -
yeah x 0.0.2first: [URL="http://www.yeah-unix.org/downloads/yeah_0.0.2.tar.gz"]the goods are at - http://www.yeah-unix.org/downloads/yeah_0.0.2.tar.gz[/URL] aft…
... /> when you load latest 48.rom -compiler binary is part of ... may 29 2012 (load 48.rom into your emulator)
-it ... not compiled & debugged]
- if1 rs232 device driver (115.200 ... -
4 rom cartridges games for Sinclair ZX Spectrum[SIZE="5"][COLOR="Red"]"Space Raiders, PSSST, Jet Pack and Backgammon" FOR USE ON THE SINCLAIR ZX SPECTRUM (ROM CARTRIDGE)[/COLOR][/SIZE] All those …
... THE SINCLAIR ZX SPECTRUM
(ROM CARTRIDGE)[/COLOR][/SIZE]
rom, you will have a chance ... -
The Complete Spectrum ROM DisassemblyHello, looking for a copy of the "The Complete Spectrum ROM Disassembly" book, by Dr Ian Logan & Dr Frank O'Hara, at a fair price. Had it during my …
... of the "The Complete Spectrum ROM Disassembly" book, by Dr Ian ... -
High speed IF1/RS-232 and emulatorsHow do emulators emulate IF1/RS-232? If I use non-standard speed (i.e. 57.600 or 115.200 bauds), setting 8-N-2 and DTR/DTS will it work on FUSE? Anyo…
How do emulators emulate IF1/RS-232? If I use ... -
Distribution status for Beckman Innovation AB 48K ROMToday while practicing the black art of WAV to TZX conversion on my copy of the Beckman Innovation AB 48K rom, I wondered who owns the copyright and …
... the Beckman Innovation AB 48K rom, I wondered who owns the ... even have to, considering the rom has copyright from Sinclair Research ... , thereof):
> Nordisk ROM, (c) Sinclair Research Ltd & ... -
Odd / interesting things to do with Spectrums, IF1 and Microdrives.Firstly, I did not know where to put this, whether to shoe horn it into one of the more recent microdrive-ish threads, or drag up one of my old ones.…
... goes.
Some Microdrive IF1 questions.
Q1:
IF1.
Q2: In the ... -
ROM-elHi, I have a bunch of [URL="http://store.go4retro.com/products/ROM%252del-23128%7B47%7D23256-FLASH-ROM-Replacement.html"]these[/URL]. They are 23128…
... ="http://store.go4retro.com/products/ROM%252del-23128%7B47%7D23256-FLASH ... -ROM-Replacement.html"]these[/URL]. They ... exactly the same. First is ROM and second EPROM and the ... to write my data into ROM. And then switch on 23128 ... -
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…
... machines with the OpenSE ROM (or similar ROM which tokenizes).
... . Basically, SRAM and ROM has the same pinout ... enable on the ROM. Both the ROM's chip enables ... - so basically, the ROM itself combines the /ROMCS ... the RAM to be enabled when the CPU is ... -
TESTROM3 - utility/rom for test your ZXHere is TESTROM3 utility as 16kB ROM file + flasher for install this rom to divide eeprom (or mapram mode). Work also on ZX Spectrum without ROM and …
... TESTROM3 utility as 16kB ROM file + flasher for install ... also on ZX Spectrum without ROM and RAM - use only ... for ZX Spectrum as 16kB rom image.
... work as full transparent rom in divide and user ... can work with 48 rom (olny in divide version ... -
THE ROM CHIPSDoes anyone know which are the ROM chips in ZX Spectrum 128K +2?
Does anyone know which are the ROM chips in ZX Spectrum 128K +2? -
Currah microspeech schematics?Has anyone got details on the currah microspeech? I've found the ROM online and the manual is available but that seems to be about all. What I'm afte…
... microspeech? I've found the ROM online and the manual is ... and details of how the Rom is switched in and out ... trying to study how the ROM is switching in the SPIN ... Jetman with the currah option enabled but its just confusing me ... -
Get a listing to .txtI am messing with an old Spectrum game which was written in Basic for the 48k Speccy (not compatible with 128s). I get an error in the begining of th…
... up on Spectaculator, I enabled ZX Printer and IF1. In the Communications ... -
DivIDE and custom RomsI've got a DiVIDe 57c that I bought of bverstee earlier this year which works with all my machines with the original roms, boots up, detects for driv…
... it comes to burning the rom, SE-0 abd SE-1 ... DOS prompt to a single ROM file then burnt to the ... correct way to combine the ROM? or is a trick being ... basic if the DivIDE is enabled
any ideas ... -
Sinclair 128 versus +2 ROMHi, A quick question regarding ROM compatibility between two 128 ROMs, the ROM for the original black Spectrum + 128K with the heatsink and the grey…
...
A quick question regarding ROM compatibility between two 128 ROMs ... , the ROM for the original black Spectrum ... and if so which ROM do they work with and ... curious to know which ROM would be better to ... I could fit the ROM from the original 128 ... -
Emulators and Rom's on MacSo I finally decided that my mac is not just for work, but also for a little fun (no point in having a top computer if I can't even play Footy of the…
... have tons of years of rom downloading, that I would hate ... -
Typo in Complete Spectrum ROM Disassembly on WOSobo, of this parish, noticed earlier today that there is a transcription error in the versions of The Complete Spectrum ROM Disassembly [url=http://f…
... versions of The Complete Spectrum ROM Disassembly [url=http://freestuff.grok ... .co.uk/rom-dis/]hosted by myself[/url ... -
ZX Eprom replacing Rom problemsI got a programmer today so I could finally flash the Xicor X28C256 eproms I have with ZX128 rom, to be used in my upgraded 48K machine. But for some…
... eproms I have with ZX128 rom, to be used in my ... works with the original 48K rom, but not with the eprom ... is connected only to the ROM output on the 74LS174 in ... -
Enhanced 128 Editor ROM ?Hi :) Over the years a bunch of people made enhancements to the original Spectrum ROM. The known bugs were fixed, new features added, etc. but has a…
... enhancements to the original Spectrum ROM. The known bugs were fixed ... ever created an enhanced editor ROM for the 128 machines? Enhancements ... -
[B]THE ROM CHIPS[/B]Could anyone see and tell me which the exact numbers and letters printed on the rom chips in Spectrum +2 are?
Could anyone see and tell me which the exact numbers and letters printed on the rom chips in Spectrum +2 are? -
ZX 48 latest rom?Which is the latest rom for the ZX 48? I only know the 1982 version. Micky?
Which is the latest rom for the ZX 48? I only know the 1982 version.
Micky? -
Configuration of FPGA coresHi all! Lately a lot of features have been added to the V6Z80p Spectrum core. Most of them are handled (clearly) using ports. Some examples: ULA+, Ti…
...
various features will be enabled/disabled; the configuration screen will ... reset and
the standard ROM code will be executed. In ... -
ZX mask ROM chips curiosityJust out of curiosity... what willl happen if we have a Hitachi ROM and the bridging onboard is on the N positions (for NEC)? While I was searching …
... if we have a Hitachi ROM and the bridging onboard is ... that was set for NEC rom but the chip (socketed) ... a "GI TAIWAN" mask rom (I'm assuming thats a ... working fine, and passes the ROM test on the Sinclair testing ... of the factory, no rom has been replaced and no ... -
Gyruss rom versionIs is possible to make a "program" from the Gyruss rom version? Micky
Is is possible to make a "program" from the Gyruss rom version?
Micky -
DIVIDE versus ZX128 ROMDivide interface use hardware mapping of extra memory on this fixed points in 48rom: #0000 - power-on/reset/rst0/software restart #0008 - syntax erro…
... systems often connect only 48rom(rom 1) after each reset/power ... can use autodetection of zx rom type (detect if is active ... on mapping points in external rom memory. Also exist next big ... in ROM0, then this ZX128 rom can be compatible with Divide ... -
External Rom entry pointHi, this is my first post - so hi. I am writing a rom for the 128k, an just wanted to check a few things. To launch the rom, the entry point is 0x0…
... />
I am writing a rom for the 128k, an just ... .
To launch the rom, the entry point is 0x0000 ... ?
The rom is activated by pulling the ... rom pin high or low on ... -
Spectranet firmware update: TAP file loading fixArchie Robins discovered a problem whereby interrups were being erroneously enabled on the return from a tape trap (that is, when TAP files are being…
... whereby interrups were being erroneously enabled on the return from ... BYTES routine in the ZX ROM. This causes the peripheral ... may be the BASIC ROM itself in the case of ... returning via the Spectrum ROM's SA/LD-RET ... need for the Spectranet ROM to return via SA/ ... -
Complete Spectrum ROM Disassembly book.Hello, interested on a copy of the "Complete Spectrum ROM Disassembly" book. I know they sometimes pop up on some e*stores, but would rather trade wi…
Hello, interested on a copy of the "Complete Spectrum ROM Disassembly" book. I know they sometimes pop up on some e*stores, but would rather trade within the community.
/Pedro
