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Machine code and Basic system variablesSpectrum system variables (I mean 48KB model) are essential for Basic. But what if I started my machine code program and it's never going to return t…
Spectrum system variables (I mean 48KB model) are ... to Basic? Can I overwrite system variables area with my data?
system variables somehow.
If I ... -
Sinclair Spectrum System Test Rom CartridgeSinclair Spectrum System Test Rom Cartridge. [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&category=50224&item=8106735040&rd=1&ssPageName=W…
Sinclair Spectrum System Test Rom Cartridge.
[ ... of tests, including a ZX Spectrum Keyboard Test, a Sound Test ... diagnose problems with a Sinclair Spectrum machine. A guide on the ... -
System variablesIs there a list of system variables anywhere I can use? Like 23658 poked changes caps lock etc. What address do I poke to change paper, border and …
Is there a list of system variables anywhere I can use?
Like 23658 poked changes caps lock etc.
What address do I poke to change paper, border and ink? -
Enjoy it while you can [url="http://comp.sys.cbm.istheshit.net/"]http://comp.sys.cbm.istheshit.net/[/url] The image has been reported. Has anybody got a better one?
... with my encyclopedic knowledge of Spectrum system variables and infinite lives hacks.
Machine code and Basic system variablesSpectrum system variables (I mean 48KB model) are essential for Basic. But what if I started my machine code program and it's never going to return t…
[quote=Ralf;328151]Spectrum system variables (I mean 48KB model) ... Basic? Can I overwrite system variables area with my data?
system variables somehow.
If ... rely on any of the System Variables.
You can ...Poorly Issue One 16k spectrum diagnosis?Hello, everyone. :smile: I was lucky enough to buy an Issue One 16k rubber key the other week; I didn't know it was an Issue One till I opened it up…
... by Appendix C of the Spectrum Parts List. In my experience ... swap the ULA to another Spectrum, and swap a known good ... a RAM fault as the spectrum system variables are also stored in the ... . This should result in the Spectrum reacting as if a key ...How to improve my program using oversized numbersI'd like my dice program to print out the number four times bigger than normal if possible. Anyone know how to do this? Or I could write a sub rou…
... ) address in RAM. Some of Spectrum’s RAM is used by ... storing the values of certain system variables. For more information, use the ... with the following simple query: spectrum system variables.Disassembly's I'd love to seeThis is not meant as some kind of request thread, as that would be grossly cheeky to ask for (however muchI wanted it) but I somehow felt a need to p…
... marks the Z80 registers and Spectrum system variables.A Rare Spectrum BookA rare Spectrum Book has been recently uploaded by JP - The Guide to the Spectrum ROM by Andrew Pennell [url]http://www.worldofspectrum.org/infosee…
A rare Spectrum Book has been recently uploaded ... />
The Guide to the Spectrum ROM by Andrew Pennell
System Variables and rather spookily he anticipates ... that the NMIADD system variables will be used to extend ...Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…
... gentle, I've had a spectrum since the 80's and ... Spectrum. Where can I write this to without messing with the system variables ...Fighting Warrior's protection systemThis is one of those bizarre cases where cracking the loading system is orders of magnitude more fun than playing the game. (Indeed, discovering I wa…
... cases where cracking the loading system is orders of magnitude more ... to get into. The loading system, however, is a real treat ... the BASIC overwrites all the system variables, sets up ERR_SP to point ... with just the stock 48K Spectrum, it was flipping complicated.Memory usageBrowsing the online documentation for the Spectrum I came across a peculiar discrepency. As we all know the start of the RAM is at 16384 which is whe…
... the online documentation for the Spectrum I came across a peculiar ... 23296. After this we have system variables.
From my old + ... 48k and found that the system variables start at KSTATE, 23552, ... as KSTATE on every other Spectrum.
The only ...BASin Release 6 available for DownloadHi all - It's another cut'n'paste from CSS :) I've been tapping away again, and seeing as a couple of people have recently seen BASin's latest bits…
... , examine and edit your variables at runtime, add watches ... is set to true spectrum speed this will not ... full hex editor.
Added System variables viewer/editor
Added ... 499999999999)
Added the Variables editor. I did say "eventually ...About buying Spectrum system for gaming. What kind of package?Hi, I've always been a C64 fan. No do not get me wrong, Spectrum was so rare here compared to Commodore. Lately I've been looking for Spectrum to pl…
... do not get me wrong, Spectrum was so rare here compared ... I've been looking for Spectrum to play some classics. What ... reason I'm looking for Spectrum is some games, like a ...ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
... Multifunctional Watches - watch memory addresses, variables, expressions, sysvars
single ... Spectrum's RAM
Sysvars editor for keeping track of the system variables ... without having to remember the addresses
Variables editor ...ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
... Multifunctional Watches - watch memory addresses, variables, expressions, sysvars
single ... Spectrum's RAM
Sysvars editor for keeping track of the system variables ... without having to remember the addresses
Variables editor ...PRINT AT in assembler Hello everyone, I am very new to this forums. Like perhaps many others I had a Spectrum as a child and did pretty much simple BASIC programming, bu…
... many others I had a Spectrum as a child and did ... a direct result of the Spectrum years) and I have just ... to understand the memory layout, system variables and the display file, which ...Loading Screen ProblemI am putting together files on a tape that my game needs. The problem that I have is that after loading the "loading screen", the image is spoilt by …
... 16384 to the end (48k Spectrum) and loaded it back in ... 't use any of the system variables or BASIC (apart from the ...Emulator for viewing variables dataI am looking for a windows emulator, this emulator can view variables data used in game (tap,sna,z80...). It knew edit variables data. I dont remembe…
... emulator, this emulator can view variables data used in game (tap ... ,sna,z80...). It knew edit variables data. I dont remember its ... like View debug with items - variables, system variables, breakpoints, memory map, watches...but ...I forgot which system variable I need...... to prevent the message 'start tape, then press any key'. I saw the system variables list but it's not helping. I know I used one poke to bypass t…
... to prevent the message 'start tape, then press any key'. I saw the system variables list but it's not helping. I know I used one poke to bypass the messagem but I can't find it. :(Understanding extensions to the BASIC parserFor a while, I've had a rather 'rinkety dink' extension to BASIC via an RST 8 trap in hardware, just so that I can send stuff to a Spectrum over ethe…
... can send stuff to a Spectrum over ethernet rather than ... for the trees. Using the Spectrum ROM disassembly and Interface 1 ... traps once). Also, the Spectrum ROM routines to get the ... your own command - system variables that must be set, Spectrum ROM calls that ...Channels and streamsSo I've put some thought into channels and streams, and read the dead (and presumably rotting corpse) of the CSS FAQ which contains some information …
... some space, say, after the system variables? (Or would sticking the wrapper ... the stream). Probably for the Spectrum, deciding when to flush would ...Suggestion: A new (and simple but good) feature for emulatorsOne slight but real problem with emulators is that when you load a tape file (.tzx/.tap) then the randomise seed system variables are always set to z…
... onto a just-switched-on Spectrum). This results in any game ... random seed (or any other) system variables always getting the same value ... game loaded on a real Spectrum that would always have random ... , as of course the emulated Spectrum counts the fiftyths of a ...ZX80 Snapshot queryDoes anyone know why Z80 snapshots store some data as different values? I was initially trying to print the Outlet magazine Outdex files from Master…
... some arcane method of storing system variables, Spectrum Basic, etc, why would pure ...Jonathan Cauldwell writes.I also found this in me old archives, which was actually written by Jonathan Cauldwell. Again, typos and editorial tags included for authenticity ;-)…
... of the original machine. Spectrum enthusiast Jonathan Cauldwell explains ... once the screen display, system variables and other workspace areas are ... by some of the Spectrum's contemporary rivals. Running ... -bit processor and the Spectrum programmer needs all this ...Odd keyboard behaviour due to a single bit failure in +3 ROMI've just fixed a spanish +3, which, among normal issues (drive belt missing), presented a very strange one: the keyboard autorrepeated without a del…
... two system variables that are responsible of autorrepeat feature in the Spectrum ROM ... region called K-STATE in system vars).
Apart from ...
