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Lord Of The Rings; Files skipped ?Hi folks, Does anyone know what blocks 8~13 are for in the Lord of The Rings: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0006601[/url] I…
... to do with how the ROM tape routines save/load data and ... the interface to the load routines in ... the ROM.
And the ... -
Alkatraz protection systemI recently became interested in the Alkatraz protection system, a very widely used tape protection (a infoseek search returns more than one hundred r…
... nominal ones, even with the ROM save routines, due to the error ... -
Using the ROMs PRINT routineI really am starting from scratch again it seems, but how do you utilize the ROM routine to print characters, I think you point te BC register to an …
... & Karingal posted non ROM print routines that did an x,y ... -
Manic Miner ZX81Hi Guys, Can anyone explain why [url=http://www.worldofspectrum.org/infoseekid.cgi?id=0017539]Manic Miner ZX81[/url] is not able to reproduce the ex…
... little more than a back ROM with routines to access graphical commands ... -
How to safely maximise available memoryHi All, I'm toying with an idea that will require I have as much memory available as possible. I'm a little embarrassed I have to ask this tbh. As…
... ass and use the standard ROM loading routines from a BASIC loader ... -
All going well with the 3.5" driveFolks, all going well thanks to you lot on here... I now have a +3 with an external 3.5" floppy and can write .dsk images using samdisk - all very e…
... modern speccy games that use rom loading routines should be a doddle ... -
BIFROST* ENGINE 1.2 released!Another improved version of the BIFROST* ENGINE is now available! Download it here: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0027405[/u…
... consider adding a few more useful routines to help developers, but there ... -
A new ZX spectrum cloneOver the past 12 months i have been developing a new spectrum clone as a hobby project to waste my spare time on. It is still not fully complete yet …
... software that uses the existing ROM math routines via an RST28 instruction ... -
decoding loading barsI was idly pondering if it would be possible to decode the tape loading bars - just the header, say, for a standard loader, to determine the title o…
... data pulses generated by the ROM tape routines. So portions of the ... -
What Spectrum projects (Software/Games/Utility)(Hardware)(Others) are you working on?So, basically that :) You dont have to give names or more clues if you dont want to ;) Also, if you are working on more than one, you can tell all of…
... a custom font, and some useful Routines to call from BASIC, if ... -
Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... , and then calls the ROM tape routines to load a SCREEN$ and ... -
Video generation using a CPUWe know it is possible to generate a video signal using a CPU, and this technique was often used on low-end computers in the early 1980's (for exampl…
In the ZX81, ROM video routines 'execute' character data in 8000- ... reads graphic data from the ROM.
NOP execution by ... 'intimate dance' between ULA, Z80, ROM and RAM. :cool: Roughly halfway ... -
Best way of converting TZX to TAP?Can anyone recommend a utility to convert TZX files to TAP format? I had a go with "Win_TZX2TAP", but the conversion success rate was maybe 75% - se…
... only tapes which use the ROM tape routines (or trivial variants on ... -
Needing a Timex 1000 ULAHello all! A friend of mine needs a Timex 1000 ULA. Anyone willing to sell one or who could point me at a place where he could buy some at a fair co…
... is used by the ROM display routines to change the number of ... -
Who has Divide Vs who is from old school (cassettes and +3 disks)This time is easy, who uses to play the Divide, or at least owns one and plans to use it for gaming, and who, on the other hand, still load games by …
... you just use the standard ROM load routines, and pretend it's ... -
Covertape speedloaderThere was a covertape (possibly YS) that had a speed loader / saver routine included on it. It stood out to me as I recall it had a counter on it, co…
... would be to copy the ROM tape routines to upper RAM, make ... few bugs in the Sinclair ROM. -
New game: The curse of OddvilleDon't get too excited! :p Just wanted to share this because the coding of it is driving me mad, or rather the game designer is. The curse of Oddvil…
... "]CGD doesn't use the ROM print routines, so it will not ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... by paging out the BASIC ROM (by forcing /ROMCS high), ... the paging of the ROM will have no effect on ... held high so the BASIC ROM cannot be accessed). So ... of the routines or data in the BASIC ROM. This should ... have to copy the ROM SAVE routines to high RAM, then ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... something; perhaps it is making ROM calls.[/QUOTE]
During one ... its at least using the ROM print routines. What causes the crash ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... its at least using the ROM print routines.[/QUOTE]
Yes ... -
FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…
... 8 pixels high and my ROM scrolling routines only do 8 pixels ... anyone wants some of the routines I build on top of ... -
Get rid of 'Bytes:' when loading codeHow do you hide the 'Bytes:' when loading code? I've tried saving as CHR$ 22 + CHR$ 6+ CHR$ 0 (a blank part of the loading screen) but it still appe…
... make a difference when the ROM prints "Bytes:").[/QUOTE]
ROM print routines didn't work, 6683 ... was one. I think davey uses ROM ... -
Get rid of 'Bytes:' when loading codeHow do you hide the 'Bytes:' when loading code? I've tried saving as CHR$ 22 + CHR$ 6+ CHR$ 0 (a blank part of the loading screen) but it still appe…
... you do, I remember some ROM print routines didn't work, 6683 ... was one. I think davey uses ROM ... -
LOADing 128k's worth of data???Just getting to grips with the concept of the 128's 'bank switching' set up, but how can you load the stuff into memory from tape (or TAP file)? Do…
My microdrive loader uses an entertainingly complicated juggling system to load all the banks in three compressed parts. Because it has to use the ROM loading routines it can't switch banks mid-load so it has to split them into a maximum of 48k chunks. -
LOADing 128k's worth of data???Just getting to grips with the concept of the 128's 'bank switching' set up, but how can you load the stuff into memory from tape (or TAP file)? Do…
... it has to use the ROM loading routines it can't switch ... -
Chloe 280SEHi all, Could somebody tell me how far this project is to being complete? [url]https://github.com/cheveron/sebasic4/wiki/Chloe-280SE[/url] Im ver…
... that be added to the ROM?[/QUOTE]
Realistically it ... make having the toolkit in ROM useful I'd consider it, but ... of RAM available in the ROM area, so it is possible ... -
TAP version of CrosswizeIs it possible to create a TAP version of Crosswize with all levels? On the tape or a TZX file, the levels are in the same block and a custom loader …
... size don't use the ROM to load levels (but a ... a single patch to use ROM load routines won't work.
routines are placed above 49152). -
New Game(s): Sir Ababol 2 and Sir Ababol DXHere is our own Christmas Present from Mojonia! We weren't going to release these games (at least, by the moment) but we decided just yesterday to fi…
... code in the key detection routines (which, right now, are as ... 144 bytes (it uses ROM print routines just to be able to ... channel
ld a,22 ;rom 'print at'
rst 16 ... -
The Hobbit 128K editionWhat's this?<br>What better to celebrate the new forum with, than a long-awaited release!<br><br>I got tired of all the quibbling over tiny details i…
... is that by using the ROM load routines, in theory people who ... -
z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…
... 't have anything against using ROM routines - they were used to print ... not that bothered what the ROM routine does. (Hears sharp intakes ... /> I wouldn't use the ROM print routine for sprites as ... 't Davey Sludge use ROM print routines for his Willy the Wasp ...
