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Interface 1 ROM replacementHi All! I wrote down my story because I think that somebody might have similar problem and can find some ideas here how to overcome it... :) Recent…
... br /> I removed the ROM and the ZX Spectrum started ... any commands that needed the ROM, it failed with the ... with an "external Interface 1 ROM":
[IMG]http://gigant ... Spectrum pages in that ROM at only a certain ... is no space for a ROM interface board, so the ... -
Hooky - hook ZX ROM and rewire RST and NMI to RAM - rantThis is a rather long rant. Not for short tempered. :) The objective is to hook into RST "vectors" and NMI on a Spectrum without affecting the normal…
... br /> Possible applicatons for such ROM:
- debugger with sw ... rewiring RST 0x00 /,
- ROM extensions,
- IM1 routines. ... />
QUESTION: disclaimer ... ROM overwrites address FFFD thus ...what ...
somewhere in ROM /after memory check/ ... -
+128 with usr0 in menu screenIve just watched a video of a guy with a spectrum and on the loader menu i think under calculator the menu had an entry for usr0,anyone aware of this…
Ive just watched a video of a guy with a spectrum and on the loader menu i think under calculator the menu had an entry for usr0,anyone aware of this rom or know were to find a copy?:-D -
Would Anyone Be Willing/Able To Burn Me A RomI would Like If Possible For Someone To Burn Me A Custom 32k Rom But I Would Also Need The Chip Supplied Which Cuts Down My Chances Of Someone Being …
... Burn Me A Custom 32k Rom But I Would Also Need ... -
Spectrum Test Program into ROM cartridge?Hello! I need your help! Is there away to put [URL="http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Files/Cassette_Files/Test_Program.tz…
Hello! I need your help!
Is there away to put [URL="http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Files/Cassette_Files/Test_Program.tzx"]this program[/URL] into a Rom cartridge?
Many thanks in advance. -
JHCon 2014Hello, not sure if this is the right category but JHCon 2014 will take place[B] from 28. to 30.11.[/B] at usual place - gymnasium in Jindrichuv Hrad…
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--- add a proper Basic loader to run it with LOAD ... to call system routines in ROM or set system variables are ...
--- add a proper Basic loader to run it with LOAD ... -
404 for Retroleum's daignostic ROM: Request.[url]http://www.retroleum.co.uk/electronics-articles/a-diagnostic-rom-image-for-the-zx-spectrum/[/url] I'm getting access denied when I try to downl…
... .uk/electronics-articles/a-diagnostic-rom-image-for-the-zx-spectrum ... try to download the Diagnostic ROM, I've just emailed the ... -
JET PAC ROM & INTERFACE 2Hi - I have two items for sale either singularly or together- A working Interface 2 and a working Jet Pac ROM cart- (in box but no instructions) I am…
... and a working Jet Pac ROM cart- (in box but no ... -
Strange ROM in grey +2I got a grey +2 for repair and I got it working. However, when I did some final testing, I realized there were no key-clicks either in 128K or 48K mo…
... expect. I pulled out the ROM and replaced it with a ... /> I wonder what is this ROM, are there any other modifications ... -
Need help finding multuface rom identification tap fileI've just recently got my first mf1 and I think it may be early it has a pass through and the hole in the case for the joy but no connector and in th…
... /> Maybe some body has the rom id tap file drop boxed -
ROM Calculator TrigHello, These Christmas holidays I finally have time to devote myself a little to the speccy . I have a question about how the ROM calculator implem…
... a question about how the ROM calculator implements cosine.
ROM just a simpler procedure.
ZX rom type detectionHere is routine for fast detection of zx rom / computer model. [URL="http://velesoft.speccy.cz/other/ZXROMDETECT.zip"]http://velesoft.speccy.cz/othe…
... for fast detection of zx rom / computer model.
[URL ... +2 SPANISH
255 = UNKNOWN ROM
Source code:
rom type from 48basic rom.
I compare ... . Only original ZX Spectrum 48 rom contain byte #BF at address ...Rom questionHi Can .rom files be viewed? I am curious to what the .rom file looks like. I saw some versions that have been modified and have source code to vie…
Hi
Can .rom files be viewed? I am ... curious to what the .rom file looks like.
So is a rom file just compiled assembly code ...AGD loader helpHi guys, Ive been making a little game in AGD and I'm really stuggling to get a basic loader to load the game. AGD creates a loader for you, which …
... stuggling to get a basic loader to load the game.
AGD creates a loader for you, which when I ...ZX81 SP ROM Disassembly<div>Hi All,</div><div><br></div><div>For anyone who is interested in ZX81 Assembler and ASZMIC ROM...</div><div><br></div><div>I have created a disa…
... in ZX81 Assembler and ASZMIC ROM...
I have created ... disassembly of the Comprocsys SP ROM for ZX 81 froman ... conjunction with the Comprocsys ASZMIC ROM or without (via ZX81 BASIC ... commands).
SP ROM Disassembly Xcode project is available ...Bad Sabre Wulf Speedlock 1 TZX?I've been having trouble getting a Speedlock 1 TZX of Sabre Wulf to load on my 48K and 128K machines.<br><br>It works fine under emulation, but with …
... 1997
The ROM based loader for Sabre Wulf (Version 1 ...Fairlight with custom loader...Whats wrong with this loader? http://retrospec.sgn.net/users/tomcat/yu/ZX/Cracks/Fairlight.zip Tried on several emulators with or without fast lo…
Whats wrong with this loader?
http://retrospec.sgn.net/ ...Destroyed my ROM. Need a new one...I was messing around with my 48K rubberkey's ROM trying to read its contents with the programmer we have at work but in my haste and excitement I mad…
... with my 48K rubberkey's ROM trying to read its contents ... have ended up blowing the ROM up *[i]hangs head in ...Interface 1 Rom UpdateHi, I have an Interface 1 with a version 1 Shadow Rom, I would like to update it to Version 2. I think IF1 Rom v2 code could be burned into a T…
... with a version 1 Shadow Rom, I would like to update ... .
I think IF1 Rom v2 code could be burned ... there maybe a version 3 rom, was that ever released.Searching for correct Betadisk 48k TR-DOS v4.12 ROM (Save ROM via TRDOS-Prompt to Disk)Hi, I have two ROM-Files which should be read out from an original Betadisk 48 Interface TRDOS v4.12 (ROM-Size 8k). But when I compare them, they…
... br />
First ROM has Checksum: SHA-1: C8BAAEF66AB7FBF457BA76B783C02434CC5E2130 ...
Second ROM has Checksum: SHA-1: ... to
Vision GUI with ROM-size 16k.
Rom routine for pixel addressDear all, Having my bi-annual 'lets try machine code' project again and have come up with a problem with the pixel address rom routine at 8874. …
... problem with the pixel address rom routine at 8874.
Going by the ZXSpectrum Rom Dissassembly book, I'm trying ...is it possible to display code being loaded in a loader?hi, is it possible to display code being loaded in a loader?
hi,
is it possible to display code being loaded in a loader?i botched this hex loading loader program together to show u what i meani botched this hex loading loader program together to show u what i mean. obviously it doesnt work properly as its too slow. a mc version may though.…
i botched this hex loading loader program together to show u ...128K Toast Rack / +2 Grey Bug Fixed english ROM ?Just spotted this on ebay before ending: http://www.ebay.com/itm/1x-Sinclair-ZX-Spectrum-128K-Toast-Rack-2-Grey-Bug-Fixed-english-ROM-/26206065205…
... -2-Grey-Bug-Fixed-english-ROM-/262060652057?hash=item3d04083619:g:i ... to place a 128k Toastrack Rom on a grey +2? Any ... , a grey +2 with that ROM would become the most compatible ...Spectrum+ 128k ROM replacementHello, I want to change the stock ROM of my Spectrum+ 128k with an EPROM ([url="http://pdf.datasheetarchive.com/datasheetsmain/Datasheets-32/DSA-6…
... want to change the stock ROM of my Spectrum+ 128k with ...48K Issue 3B ROM to EPROM methodsHi folks, While fixing up a completely dead Commodore PET I needed a way of testing the 4116 RAM chips that make up its 32K, some googling found a…
... EPROM containing the 48K ROM and a diagnostic ROM from Paul Farrow ... 've found of doing the ROM - EPROM replacement, either the ... diags.
Sanity check ROM burner (MQP Pinmaster 48) by ... reburn the 27c256 with stock ROM (previous attempt had been with ...WANTED Machinecode Routine for Paging in Betadisk TR-DOS v5 ROMI try to build a small MCode-program which writes the TR-DOS-ROM v4 / v5 to RAM adress 40000 an up. It´s working on TR-DOS v4 / Betadisk 48k: C…
... which writes the TR-DOS-ROM v4 / v5 to ... #3C06 = 15366 dez = DOS / ROM ON
;TR-DOS v4 ... I compare the Bytes from ROM-Files, it seems with ... copies the standard Spectrum 48k ROM to adress 40000
... and NOT the Betadisk v5 ROM (because it´s not paged ...I don't think I'm getting the $22AA Pixel-Add rom routineDear all, I'm misunderstanding how the PIXEL-ADD rom routine works. My code... [code]ld b,175 ld c,1 call $22AA ld (hl),a ret[/code] So…
... misunderstanding how the PIXEL-ADD rom routine works.
My ... that, I'm assuming the rom routine at $22AA will convert ...Mastering Machine Code on your ZX Spectrum by Toni Baker - Chapter 17 Disassembling the ROMHi All, As promised I have posted the source code for the disassembler from Chapter 17 of Mastering Machine Code on your ZX Spectrum by Toni Baker…
... -baker-chapter-17-disassembling-the-rom/"]here[/url].
Thanks ...
