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TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
... new one but it was not the problem, I'll try ... , and only the metalic back not the plastic.
Isn't ... C - and if it's not present, assume group A.
not have a metal tab - according ... -
PZX file format draft[QUOTE=Andrew Barker;186084]To this date, there is no rival format for TZX, despite people saying they can do better. Well the challenge is on, prov…
... somewhat enforced.
- it is not very nice that to change ... /> 2 u16 - 16bit pulse duration (present only if repeat count > ... /> 4 u32 - 32bit pulse duration (present only if 16 bit pulse ... , the pulse duration field is not present and the whole thing is ... -
The new GP2Xpectrum releases threadYeah, I know the thread title isn't exactly too original, but I've decided that just one post to hold all updates makes more sense than a lot of smal…
... be), but it's still not perfect (demo effects in Overscan ... if it's necessary or not.[/QUOTE]
Excellent news ... game) - it's a gamesplaying device, not a PC.
D ... -
How can I tell what issue a speccy is from the serial number?Is it possible to know the issue of a speccy just by looking its serial number? What issue a 001-107603 could be? Is it issue 1 (i know its a 16K ma…
... 5/6 PLD (programmable logic device, not really a ULA) would be ... -
How can I tell what issue a speccy is from the serial number?Is it possible to know the issue of a speccy just by looking its serial number? What issue a 001-107603 could be? Is it issue 1 (i know its a 16K ma…
... 5/6 PLD (programmable logic device, not really a ULA) would be ... -
Tape not loading - ideasI have two spectrum 48k rubbers. The tape drive is one that has a data mode and a ph mode. The data mode overrides the volume control. Prior to last…
... night the tape player after not laoding chess the previous night ... Azimuth alignment screw is missing (not present...). This can happen if there ... -
ZX81 - Modulator problems...Not a spectrum I know, but does anybody here have an experience of repairing ZX81s? When I dusted mine down recently and plugged it in, the display …
Uhm, according to this site: [url]http://205.232.128.67/expansion.htm[/url] the video is not present on the expansion bus :( Unfortunetly... -
Your views on...Gift from the Gods[url=http://www.worldofspectrum.org/infoseekid.cgi?id=0002041] Gift from the Gods[/url] I only played this a couple of times, cos I couldn't really …
... for this game were sadly not present.
So really I ... -
Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... ]
However I'm still not sure if the ghosts in ... move better in this sequel. Not all of the time, but ... , and that behaviour was certainly not present in the first game.
not timed it though, I have ... -
Question on Z80 R/W cycles.Snipped from the complete spectrum ROM disassembly: [CODE] Now the memory is checked. 11DA RAM-CHECK LD H,D Transfer the value…
... />
If no RAM is present at all, you'll read ... screen if the ROM is not present or has failed in this ... -
Question on Z80 R/W cycles.Snipped from the complete spectrum ROM disassembly: [CODE] Now the memory is checked. 11DA RAM-CHECK LD H,D Transfer the value…
... /> If the memory is working/present, the 2 will become 1 ... memory were to be faulty/not present and therefore reads as "1 ... memory were to be faulty/not present and therefore read any value ... just been verified/modified to NOT be "1"[/b], the 2nd ... -
Question on Z80 R/W cycles.Snipped from the complete spectrum ROM disassembly: [CODE] Now the memory is checked. 11DA RAM-CHECK LD H,D Transfer the value…
... screen if the ROM is not present or has failed in this ... -
Question on Z80 R/W cycles.Snipped from the complete spectrum ROM disassembly: [CODE] Now the memory is checked. 11DA RAM-CHECK LD H,D Transfer the value…
... 're correct that it's not a thorough memory [b]test ... ], but I think it was not intended as such. It is ... /> To test whether RAM is present at all, all you need ... read back. If it's not present you'll get 0xFF instead ... -
RGB cable problemI bought an RGB cable from a Polish dealer on Ebay for my Spectrum 128+, but I can only get an AV signal from it. I sent it back to him and he gave m…
... signal if this is not present, others do not. IIRC, there's nowhere ... even with the RGB signal present. -
Multi-Sports gamesI like games like D.T. Decathlon and Hypersports: many sports challenges in one game. Very playable, funny and good for 2 players. Can you write any…
... shows some contests that are not present in the game...) there was ... -
Wanted - 8701 IcHi, I've got one C64 (Yes, i know this maybe not the right place to ask... ;-) ) from EBAY. It works but have no color in display. I search and i fi…
... version PCB this chip is not present...
If the PCB ... /> the chips is [COLOR="Red"]not present[/COLOR]...
OLED/LCD DisplaysHas any one got one of these units working with a Spectrum? Like the one we have been messing about with over at the [url=http://www.jupiter-ace.co.…
... . In the french Elektor magazine (not present in UK edition) there is ...OLED/LCD DisplaysHas any one got one of these units working with a Spectrum? Like the one we have been messing about with over at the [url=http://www.jupiter-ace.co.…
... . In the french Elektor magazine (not present in UK edition) there is ...OLED/LCD DisplaysHas any one got one of these units working with a Spectrum? Like the one we have been messing about with over at the [url=http://www.jupiter-ace.co.…
... . In the french Elektor magazine (not present in UK edition) there is ...Multiface 1 and copy protectionI was piddling around on my speccy last night getting my Specdrum running. I had already put the software on microdrive via my Multiface 1. Anyway, …
I recall the blue screen with flashing yellow box with the words "M3 NOT PRESENT" thwarting my attempted piracy of some game or another!Duel of the games 4! Super conundrum! Manic Miner vs Jet Set WillyGo on I dares ya, to decide which one is best, it's popped up in many, many previous threads, so do it, decide the better of the 2 :D
... give a dimension of challenge not present in JSW. It also has ... having plenty of choices and not getting frustrated by the difficulty ...Best loading on a gameFor me, it has to be Technician Ted, with all those TT's walking across the screen. 2nd comes Skooldaze, only because I spent many MANY of my evenin…
... sequence. However this pulse is not present in the TZX file, and ... which ZXDS implicitly generates is not long enough. So one might ...Detecting a Kempton joystick...I've been playing with the idea in the games I'm currently developing so that once the Kempston joystick has been selected you can hold FIRE down to …
... /> LD (KEMPSTON),A ; Set joystick not present
LD BC,& ... ,L88A8 ; If set, no joystick present
LD A,&01 ...Detecting a Kempton joystick...I've been playing with the idea in the games I'm currently developing so that once the Kempston joystick has been selected you can hold FIRE down to …
... /> LD (KEMPSTON),A ; Set joystick not present
LD BC,& ... ,L88A8 ; If set, no joystick present
LD A,&01 ...Detecting a Kempton joystick...I've been playing with the idea in the games I'm currently developing so that once the Kempston joystick has been selected you can hold FIRE down to …
... enough for the ULA
; not to start fetching the screen ...
LD (KEMPSTON),A ; // 0 == not present, non-zero present
[/code]Jon.Electro Magnetic EngineI think Winston my be qualified to answer this one. What do you know about the magnetic engine. I don't know anything about it, but taking the techn…
... swinging around, people are not forced by any pressure ... that forward movement is not present, then it cannot be ... the space station is not spining, right? So when ... since the people are not in physical contact with ... , but floating around, not touching any part of ...Electro Magnetic EngineI think Winston my be qualified to answer this one. What do you know about the magnetic engine. I don't know anything about it, but taking the techn…
... is swinging around, people are not forced by any pressure to ... since that forward movement is not present, then it cannot be converted ...Electro Magnetic EngineI think Winston my be qualified to answer this one. What do you know about the magnetic engine. I don't know anything about it, but taking the techn…
... from everything. Now, they are not moving, and neither is the ... , so it is in effect not present).
Now, the person ... in the air, weightless, and not moving, and yet when the ...Text adventuresI never found much fun in playing these when I was younger but have now with maturity started to enjoy them a little more. Has anyone got any pointer…
... in the game or are not present somewhere at the right time ...Text adventuresI never found much fun in playing these when I was younger but have now with maturity started to enjoy them a little more. Has anyone got any pointer…
... in the game or are not present somewhere at the right time ... block you if you're not doing the right thing, they ...
