-
Idk>le me browsing through some game's code >..... [code]61A8 F5 push af 61A9 3EFF ld a,FF 61AB D37F out (7F),a 61AD D33F ou…
...
6237 01FD7F ld bc,7FFD
623A ED59 out (c ... -
DIVIDE PLUS - new memory mode DIVIDE128Divide PLUS contain 512kB sram + 512kB flash eprom. Memory paging in this device is enable on two different ports : 1) port #E3 is compatible with o…
... .
If anyone can test this modified FATWARE on real ... -
Issue 4A issuesHi all, I've been trying to get the Issue 4A board that came DOA with the case I purchased for my Frankenspectrum to work. I've recapped and socket…
... in their sockets when this test is performed.
Removing ... -
TS2068 emulation with TZX supportWhat's the best (user friendly and windows compatible) Emulator for the TS2068? I'm "trying" to convert some old tapes to TZX without much success …
... using Spectatulator and ZXSpin to test them though don't see ... -
New game: MORPH!Hi there, WOS people! I am a new member here. Quite recently I bought myself a 48K Speccy from a mate of mine. It is my very first Speccy as I never …
... someday so that I can test this game and my future ... -
MGT Two-Face and DivIDEI've got a [url=http://www.worldofspectrum.org/infoseekid.cgi?id=1000247]MGT Two-Face[/url] that I used to connect to my Spectrum 48K and then a DivI…
Divide: problems with SNA files and upgrading EEPROMHello everybody, I am new at the forum. My name is Fernando, first of all thank you to the admins to give me access and the opportunity to participat…
... while he is trying to test some things.
There ... , I have also change and test other 2GB Compact flash.
test if upgrading or downgrading the ...Spectrum + for sale slightly faultySelling off my ZX Spectrum + computer This was on a thread here* [url]http://www.worldofspectrum.org/forums/showthread.php?t=44399[/url] Bought t…
...
around 10 games to test the spectrum and tape deck ...C.G.D - Classic Game Designer[b]UPDATE: August 07, 2013 AN UPDATED VERSION OF CGD IS NOW AVAILABLE, DETAILS HERE: [url]http://www.worldofspectrum.org/forums/showpost.php?p=7155…
... /> Hhhokayyyy, I'm making a test version of CGD available. If ... the CGD game designer itself (test version).
Download the ...Most useless tape ever...I got my hands on this tape, and thought: there must be SOMETHING usefull on it; "I can't believe it is only to test if the taperecorder works"... I…
Games for saleHi, here I'm offering some older/newer games for sale - I'm leaving any price question open at this moment because I honestly don't know how valuable…
... ?id=0003399[/url]
- Sinclair Test Tape, [url]http://www.worldofspectrum ...Rubber Key RAM - Repair?Hello there everyone! I'm a long-time lurker on here - ROMs, documentation etc. but yesterday I finally ponied up for my own speccy, just like the on…
... /> I carried out the RAM test I found elsewhere on this ...Barn Find #1Hi, just back from holiday and found a load of spectrum related bits in my folks old barn. They would probably have been a mates who dumped a load of…
... motherboards and how best to test them.
Other than ...Barn Find #3This is the one I want to get working as I was involved with the SDC for a long time and theres lots of happy memories from then. [IMG]http://www.sc…
... />
Is it possible to test the PSU on the bench ...ZX Spectrum Pre-regulator DesignCarrying on from the "[URL="http://www.worldofspectrum.org/forums/showthread.php?t=44486"]Issue 2 crashes after about 30 mins[/URL]" thread... [QUOT…
... , bleeper works etc.
Test Results:
Output voltage from ...Hardware description - BETA DISK interfaceExist more versions and clones of BETA DISK interface. Beta disk 48, beta disk 128, brasilian clones of beta disk 48, russian clones of beta disk 128…
... ZX paging port #7FFD. After each OUT 7FFD,xx are bit D4 ... rom set 128rom on port #7FFD. (on some new betadisc clones ... set (only writing to port #7FFD work always). This feature enable ...
#FF 111xxx11
#7FFD detect only writing to adress ...Strange cures for a ZX Spectrum +2I have been looking for a +2 now for more than 2 years since I started collecting and restoring Spectrums again. I won a few on eBay, but was unsucce…
... the Springboks playing a rugby test against Argentina, the Manchester United ... and keyboard. I must still test the tape drive and load ...Adding a pause key to ArkanoidHaving rediscovered the simple pleasure of playing 1980s games on genuine 1980s hardware, I've also remembered that emulation can provide a feature m…
... the in-game controls. To test my hypothesis, I put a ...Hardware description - MULTIFACE 3[B]Hardware description - MULTIFACE 3[/B] This is description of MF3 clone, because I can't find more about original interface. Schematic and PAL ch…
... ports #1FFD,#3FFD,#5FFD and #7FFD. Last writed data to all ... (addressing 0101xxxx 11111101)
- OUT #7FFD (addressing 0111xxxx 11111101)
7FFD
IN x,# ... last data writed to port #7FFD
If you disable MF3 ...Issue 4A black paper, white borderJust had one of these through, nice yellow pcb! Everything but the ULA soldered in. On power up I get black paper, white border and some intermitten…
... /> Testing with fruitcakes 128k RAM test cart brings up the screen ...MGT MOUSE - exist really ?I read disassembly of +D rom/ram code and from address #2249 is routine for read MGT MOUSE ports. I can't find any info about "MGT MOUSE". Exist real…
... NZ Return to vertical movement test.
2265 BIT 1,D ...Possible dodgy +2 - resets when loadingSo I have a grey model +2 with a recently refurbed tape deck (new belts and cleaned heads). It might be a product of bad loading, but from what I ca…
... ? I suspect there are memory test programs I can use, but ...Wanted: broken motherboard!Does anyone have a motherboard for a 48k (any issue) that is currently not working? I'm looking to set up a test board for chips, and would like to g…
... looking to set up a test board for chips, and would ...Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…
... /> Hmmm...
Time to test the theory, no armchair machin ... on the registers... Time to test the theory again.
prob with my grey +2went to turn it on today and am greeted with a black screen with small coloured blocks and a white border and nothing else can someone point me in t…
... of which transistors/chips to test and replace
I ...800+ Spectrum 128k & 48k original titles still availableHi guys, The original thread was a bit messy and has vanished from the front page, so rather than bump it, here it is again a bit tidier: All origi…
... /> I, Ball
Ian Bothams Test Match
Imagination
Implosion ...Upper RAM replacement module issues with the DivideI got my new upper ram replacement module from Zorn yesterday and seem to be having some issues. When the machine is without the Divide it boots up …
... , the ram passes the memory test i perform with the TESTPROG ...How much does Bifrost improve graphics (test 192x192 graphics)Inspired by the BIFROST library I made several experiments with 8x1 graphics at 192x192 resolution. The results are now overwhelming but under certai…
Inspired by the BIFROST library I made several experiments with 8x1 graphics at 192x192 resolution. The results are now overwhelming but under certain conditions encouraging. With a little bit of artist final touch it could give birth to a breed of new ...ANN: Spud v0.229Ok so here is the new (hopefully!!) fixed Spud. [URL="http://bit.ly/16ADrBS"][COLOR=#0066cc]http://bit.ly/16ADrBS[/COLOR][/URL] One day I'll reme…
... day I'll remember to test everything before I release it ...
