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Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…
... it back to something more useful. Who owns the copyright to ... how much quicker the CMOS routines are.
For example ... -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... around to writing any sound routines for the Twenty Commodes/Speccy ... see how it would be useful for you to switch between ... -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... in your own m/c routines are $FB,$FC,$FD,$FE ... know to using the very useful "Indirect Indexed" addressing mode. I ... -
Custom SAVE Routine work on emulators?Hi, I'm developing a SAVE routine derived from the one present in ROM 48K, and I'm trying to get it work on several emulators (X128, Spectaculator, …
... just traps the standard ROM routines, and another that records the ... be able to find a useful menu option. -
Watching screen while debugging???I'll try to state my problem clearly, but I don't know if I'll succeed ..:) I load a Spectrum program into emulator (it doesn't matter which one at …
... Spectrum. However it would be useful for me. Seeing the sprites ... every instruction. This would be useful when a game uses dummy ... would explain much about drawing routines used. -
New BASin features - what do you want?Ok, this poll is just a quick method of gaining the measure of what you lot expect from BASin. Go vote! Which ever gets the most votes at the end of…
... , making calls to the ROM routines for the remainder. However, occasionally ... that replace particularly slow ROM routines with their own code. That ... , and The Colt has some useful extensions for people writing arcade ... -
I've been wondering...The Spectrum, CPC, and Apple II had no hardware sprites, so what were those 2D objects in their games?
... down your highly optimized software routines. Not sure of the Spectrum ... as well, which is obviously useful for 3D games. One of ... -
Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…
... scratch (rather than little standalone routines which get called and return ... SP,nnnn does come in useful in "advanced" Z80 coding (by ... -
Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…
... to push the addresses of routines you want to execute in ... .
Stack is extremely useful thing and really worth understanding ... -
25 years with the SpectrumTo paraphrase JFK, ask not what your Spectrum can do for you, but what you can do for your Spectrum. Well I've done quite a bit since I joined the sc…
... left anything that might be useful to people[/b], and it ... to the Harlequin
* Contributed routines from SE Basic to the ... -
Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... ). Some of the back end routines may be pretty useful though. -
Problem Wrapping SpritesHi, I am having an issue wrapping my sprites around the screen, Basically, I have a back buffer which is 24 chars (192 Pixels) by 28 chars (224 P…
... to code some specific sprite routines to handle clipping though, especially ... others, but they are very useful in these kinds of situations ... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... way - for example, my sprite routines works fine for my purposes ... is that these sorts of routines generally have to be written ... solutions often aren't that useful
Still, things like ... -
Getting started with asm Speccy codingSomeone on another forum I read has asked for good Speccy coding resources. I thought it would be great to link him to a simple tutorial about how to…
... very useful; the one describing the use of the calculator routines is ... Machine Code is full of useful information; excellent for reading through ... -
.MGT to .TAP convertor ?Hi all Does anybody know of a convertor for MSDOS / Windows that will convert (Disiple +D disk images (.mgt) to tape images (.tap) ? If their is no…
... so it will be emmensely useful as I have a mass ... to rip out the essential routines for MGT file conversion, and ... -
Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …
OK, I've coded this to add a @DEEK function to Spectrum with IF1.
The caveat is that it only works within a LET statement, in this form:
LET n=@DEEK v
Where 'n' is any numeric variable, and 'v' any numeric expression BC (or ... -
About divIDE firmwaresI was testing a original divIDE, and I've found that it seems that firmware development is non existant. - FATware doesn't support TZX, and doesn't …
... %-complete project [i]is[/i] useful to other developers, and I ... is to trap the ROM routines, and turbo loaders, by definition ... , don't use the ROM routines. To be honest I think ... -
MGT image format and file systemHello, I'm working now on the M.G.T. file support for my ZX-Modules applications. I've collected some data sheets and most of them describe the inte…
... ]Never saw this wiki. Very useful, and has corrected some of ... /to binary files may be useful.[/QUOTE]
Yes, agreed ... extent my common disk usage routines so that they match to ... -
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…
... i cannot call any dos routines from the upper bank (as ... as i can call some routines in the 48K ROM from ... /> Thanks for your patience and useful tips guys, this is something ... -
I want a DivIDE but....I need help, I want to get a DivIDE but I need some advice. Which one do I go for DivIDE or RWAPS DivIDE+ (when they become available). Which firmwa…
... some useful code to come out of it. Squeezing all the routines ... -
I want a DivIDE but....I need help, I want to get a DivIDE but I need some advice. Which one do I go for DivIDE or RWAPS DivIDE+ (when they become available). Which firmwa…
... some useful code to come out of it. Squeezing all the routines ... -
Has any programmers recently pushed the spectrum to the limits?Hi there. Ive just discovered this great forum and I was brought up with the speccy 16,48 and then 128k. Im just wanting to know if there are any re…
... /> This method would certainly be useful for something like Crisis' card ... the speed of the sprite routines, having to write the attributes ... -
ZX games for fixingExist any games/software which need fix any bugs ? - incorrect graphics - incorrect or bad keyboard controll - too fast games (need slow-down) - game…
... rst#38 pop then return.. useful I values are 25 (jp ... ) and 46 (23713) which most routines will not alter, -
What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... maybe do something useful like,
- optimise repetitive routines
useful to have something that converts ... -
How do you start?ok just humour me, ive always wanted to code but never got round to it apart from the real basics ie:- 10 print "hello" 20 print 30 goto 10 i coul…
... short routines printed in them for doing all sorts of useful things ... you can start doing short routines of your own which when ... -
Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …
... DD3 prove useful in learning more about smooth movement routines and character ... -
Official CSSCGC 2010 Competition ThreadDear Wossers, As 'loser' of the 2009 competition, I am now obliged to host the 2010 competition. I have created a site which will provide a hub for …
... with using the Z88DK sound routines in sound.h so that ... part of) the ROM beeper routines are actually used to perform ... ),A instruction.
The useful thing about this is that ... -
Machine Code for BeginnersHi folks. [sort of] newbie alert. Not new to Spectrum - been there since getting first rubber key 48k in 84 and a regular visitor to WoS for many y…
... on Spin assembler directives[/URL] useful.) The version of Spin I ... =2000012"]40 Best Machine Code Routines for the ZX Spectrum[/URL ... ). You may also find some useful introductory books here on WoS ... -
Machine Code for BeginnersHi folks. [sort of] newbie alert. Not new to Spectrum - been there since getting first rubber key 48k in 84 and a regular visitor to WoS for many y…
... c64 which is full of useful info / well documented routines -
tricks to simplify codingWhen i started with programming in assembler i had very simple approach to do things. Just shifting bytes around, doing simple tests and so... Later …
... LOT of assembler routines that you might find useful. (and if anyone ... likely to be copy-paste useful for an assembly programmer.
