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SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... ROM1
; THE 'TEST 16K' ROUTINE
org 0x11c6 ... ; destination
ld bc, 3 ; byte count
bit ... /> org 0x13c0
defs 3, 255 ; unused locations (ROM ... new_48:
ld bc, paging ; select paging
ld a, %00110000 ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... /> cp ' ' ; test for space
jr ... ; mask off bit 3-6
rrca ... br /> ld bc, paging ; page out VRAM< ... -
Which Emulator supports Betadisk48?Hi out there and happy new year, I'm looking for an emulator to run with my vision1.7 trdos-rom in 48 mode. Unfortunately most emus only support Bet…
... a lack of software to test it with, I'm ... ).
TR-DOS 3.0 is an early ROM ... EPROM TK, a
paging mechanism exists to activate at ... Color screen edge.
Bit 3 - Trigger output sound from the ... kept at 1.
Bit 3 - Pin HLT controller. It ... -
PlusDlite problems with 128K modelsLast year I developed the PlusDlite, and already shipped out a couple of them. Only recently I discovered some problems with 128K models. I remember…
... LS244.
[B]3. /CSROM[/B]
If the ... : did some experiments with 3.3V on a TTL chip ... /> This way I could test if paging did what I would expect ... />
[B]4. Other 3.3V signals[/B]
If ... could think of any other 3.3V trouble, but nothing ... -
Unusual custom turbo loaders - with sourcesI have always been fascinated by turbo loaders; my games all feature a TZX version with one of such schemes implemented, and I have been experimentin…
[B]3) SG (Special Games)[/B]
This ... 1987 and 1989 in the Special Games tape magazines published by ... unknown.
[CODE]
; Special Games turbo loading routine
test.zip"]Example file[/URL][/B ... -
ZX-Modules app reportZX-Modules app report If You are interested, I want to report about the state and progress about my ZX-Modules programs. I would like to report at l…
...
I think, a test release for you is not ... compiled code (bytes), but nothing special will happen.
If some ... source code).
Case 3: the user opens and edits ... solve the case 2 and 3 problems. -
Banked memory running slower?I've just compiled a TAP which includes bank6, it loads ok, but the routines that are paged in run slightly slower. The Z80 snapshot has no such pro…
... the model by testing the paging and has no side ... in the RAM bank to test until the next interrupt triggers ... 128/+2 or +2A/+3 from the paging model should be less ... long as you run your test code from the right ... partial decoding of the paging port on the 128k. -
Banked memory running slower?I've just compiled a TAP which includes bank6, it loads ok, but the routines that are paged in run slightly slower. The Z80 snapshot has no such pro…
... in the RAM bank to test until the next interrupt triggers ... 128/+2 or +2A/+3 from the paging model should be less ... /> Although if you are testing paging model instead of testing page ... -
+2 DIAGNOSTICSIs there a diagnostics test available for the spectrum 128 (+2) in tzx format? I've just obtained a spectrum +2 Grey and all looks fine with it on f…
... RAM test on startup checks all 16K memory banks by paging them ... little better than the 48K test, although it's still quite ... 4 - Cyan.
; RAM bank 3 - Green.
; RAM bank 2 ... -
I am currently playing......Don't know if there's been a thread like this, but I can't find one.... Having seen all the different threads asking people if they've played such a…
... ) and [I]Metal Gear Solid 3: Snake Eater HD[/I] (360 ... first Shenmue was an endurance test of boredom and perseverance, to ... it in about 2 or 3 sittings if they really wanted ... was what made the game special, plus the more you put ... -
I am currently playing......Don't know if there's been a thread like this, but I can't find one.... Having seen all the different threads asking people if they've played such a…
... first Shenmue was an endurance test of boredom and perseverance, to ... it in about 2 or 3 sittings if they really wanted ... was what made the game special, plus the more you put ... -
I am currently playing......Don't know if there's been a thread like this, but I can't find one.... Having seen all the different threads asking people if they've played such a…
... first Shenmue was an endurance test of boredom and perseverance, ... it in about 2 or 3 sittings if they really ... was what made the game special, plus the more you put ... playing a demo for Yakuza 3 I think it was ... I've got the first 3 Yakuza games somewhere, having ... -
ZX-Assembler in progress...Dear readers, I just want to announce that ZX-Assembler is not longer only an idea in my mind. It's just alive. Unfortunately, it's too early to mak…
... be identified like "call CL_ADDR + 3"[/LIST]
AFAIK SkoolKit ... of ZX-Assembler. Even a test release.
Since a ... complicated to use. The very special syntax will exceed my possibilities ... -
A vehicle for wireframe engineHi, I'm playing with wireframe graphics right now. I'm open for ideas for (simple) game that would use wireframe engine. So if you have an idea, plea…
... not care about interrupt neither test code do. I would like ... caused by the fact that special cases of vertical and horizontal ... frame I can draw just 3-4 lines from left border ... nearby could take up to 3 frames.
Generally the flickering ... -
Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... a bit of an endurance test at the moment and it ... 3 main ways to repair PCB tracking/traces
1) Special ... (cheap and cheerful)
3) soldering wire to the existing ... work on .
Method 3) is my "CURRENT" favourite but ... -
1986-2016.I'm early, but I'm tired of 1985. So here's the annual thirty-years after topic about Speccy games.
... />
Each level has a special object with clichéd names ... where it's a memory test, this is fair enough with ... give it more than a 3, but no it's so ... -
Spectrum +2A floating bus portHi As I discovered in the past, Spectrum +2A (and probably +3) do have floating bus port. But it is not shown on all unused ports, only on some po…
... this formula essentially selects the paging port normally found at 0x7ffd ... still have to specifically test for +2A/+3 hardware before using this ... -
Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... escape #-o
About 3.5 inch floppy drive power ... don't know when), the "special" 4 way version with extra ... sure, use the meter to test the original Discovery 0.1 ... -
P.O.W.As far as I know, a port of P.O.W. (Prisoners of War) from NHK, doesn't exist. [img]https://cld.pt/dl/download/61d19b5e-453b-489c-b17b-d3ed6fccd594/…
... runnable on a 48K, by paging extra 16KB at a time ... between user visible frames, into 3 or 4 ZX frames.
test demo or two with placeholder ... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... steel case design really a test station and such a specialist ... be no need for a special case so why bother with ... in cotton wool " in a "test station" style case or some ... outer case sections.
3) Maybe someone will produce a ... -
Anything valuable / rare in this lot?Hi all Been going through the cupboards here and discovered my old Spectrum tapes collection. Wondered if any of it had any real value? Happy to…
... Challenge
Machine Code Test Tool
Tasword Two< ... /> Cerius
Ian Bothams Test Match
Rubicon
... /> Spectrum Special 1
Spectrum Special 2
Spectrum Special 3
...
Ollie and Lissa 3
Bouncing Berty Eskimo ... -
TommyGun's getting a Debuggerhttp://youtu.be/B_kZVRvYV98 I have always wanted to debug the programs I write in TommyGun using TommyGun instead of the debuggers in emulators. …
... my routines right, then I test it in a real emulator ... feel I'm only 2/3's of the way though ...
Also the "special" (not really special, just extended) pasmo code ... -
Help needed with MIA software with custom (?) loaderHi, I've got into my hands recently a bunch of Polish educational software which are unknown MIA on WOS. I believe they are protected with some…
... C MICHAL NAZARCZUK 1988
3 RANDOMIZE USR 23760
4 ... 23739 falls within the "ROM paging subroutine" of the microdrive system ... /> Here is the slot for special the 3rd block...
ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
... br /> 2 - Cartridge Port
3 - 64K RAM expansion
4 ... it.
Item 3 might make it more expensive ... suggesting, to mimick the 128K paging mechanism in this extension (hence ... not.
If they test the page register and accessible ...ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
... /> 2 - Cartridge Port
3 - 64K RAM expansion
4 ... suggesting, to mimick the 128K paging mechanism in this extension (hence ... not.
If they test the page register and accessible ...
hi :)
Item 3 was just an idea to ...ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
... /> 2 - Cartridge Port
3 - 64K RAM expansion
4 ... suggesting, to mimick the 128K paging mechanism in this extension (hence ... not.
If they test the page register and accessible ...
hi :)
Item 3 was just an idea to ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... just one of the 3 Multiface 128k here now ... THE proper Opus Discovery "special" version. But it does ... a TTL chip works. 3) Some other connection problem. ... screen.
3) And why did the other ... these worked: so this test appears to have gone ...z88dk terminalsto set up a terminal a bunch of numbers are needed: m4_zx_01_output_fzx(_window_1, 0x2330, 0, 0, 1, 14, 1, 19, 0, _ff_ao_Prefect, 14, 0, 14, 8, 1…
... demo it says there are 3 windows, 2 output and one ... the FILE* stdin, which is special in C as this will ... gone so far as to test that :) There are many nooks ...My new Punk music radio showHi folks, just posting that i now do a punk music radio show on the internet if anybody fancies a listen, i play punk, OI!, folk punk, goth, bit of t…
... -saturday-night-takeover-show-party-special/
1. Bob ... br /> 13. Bad Manners - Special Brew (3:21)
14. The Beat ... br /> 42. Peter & The Test Tube Babies - We're Too ... Roots, Radicals, Rockers and Reggae (3:57)
52. Dickies - Banana ...Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…
I suppose, it's need to test floating bus with extended memory paging modes of +2A/+3, for full information.
