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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 ... a normal display without the RAM cart which makes me think ... -
Just some clarification needed6A board, RAM test displays blue border, black paper and 7 horizontal lines, according to [URL="http://www.fruitcake.plus.com/Sinclair/Interface2/Car…
6A board, RAM test displays blue border, black paper and 7 horizontal lines, according to [URL="http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm"]this[/URL] I believe its pointing at IC12? -
Interface1bis and alternate roms?I was wondering if it's possible to put alternate ROMs on the Interface1bis? I'd like to try using the Gosh Wonderful ROM without having to make any …
... if I can load a RAM test ROM somehow. I'm wondering ... my +2 might have bad RAM since I'm having problems ... -
48k not startingHi team, I have 2 48k's, one works (Issue 4s), one doesn't (Issue 4a). The non-working one appears to start, but not finish the RAM test. The pape…
... start, but not finish the RAM test. The paper goes black and ... and within tolerance.
RAM chips don't get warm ... ... Is this normal? Unfortunately the RAM chips are soldered directly to ... -
Power issues on a 6A 48 K SpectrumHello all! I decided to take another look at my 6A Spectrum that I broke via a bad joystick adapter, I’ve removed the bottom 16K ram and replaced…
... please!)?
[b]Regulator test:[/b]
The left hand ... wrong here.
[b]RAM test:[/b]
previously I was ... too.
[b]TR4 Test:[/b]
This seems wrong ... (0)
[b]TR5 test[/b]
This looks okay ... -
Shimmering displayHi all, I've got a 48K issue 4S and it appears to be working apart from it's displaying weird vertical shimmering patterns. It passes a RAM test t…
... shimmering patterns. It passes a RAM test though and doesn't appear ... now after swapping all that RAM about? But it seems to ... -
Issue 2 problem.Hi all, I'm trying to repair / upgrade an Issue 2 Spectrum for a friend, but have come accros the following problem. When I power the machine …
... the Sinclair test cartridge in my Interface 2 (or RAM turbo), the ... only 16K fitted the sinclair ram test works and says that the ... the upper 32K and the RAM test will fail with problems in ... , and maybe both sets of RAM are getting enabled at the ... -
TZX to TAPIs there an application for the mac which will convert TZX files to TAP? I've searched around but can't find any.
... etc, you can extract BASIC listing, SCR files, DATA blocks, AY sound ... -
TZX to TAPIs there an application for the mac which will convert TZX files to TAP? I've searched around but can't find any.
... etc, you can extract BASIC listing, SCR files, DATA blocks, AY sound ... internal CSW type, a pure DATA block will suffice, and will ... s nicer usually to get data blocks rather than leave them ... possible to overwrite existing loaded data.
I know that ... -
The funniest thing we made with the spectrumHello. The funniest thing i made with the spectrum were championships with my buddy francisco on a game called 3d stunt car racer, i think that was t…
A very basic stock control program that was really just an ... -
Entering Cheat POKEsI have a Mac and run Mac Spectacle on it and I'm having trouble using game cheat POKEs. I believe this emulator does not support Multiface POKEs so I…
... enter the POKEs in basic before the program starts.
A slightly ... -
128 Memory PagingI'm having a problem getting my brain around paging. Well, actually the bit I don't understand is how reading I/O ports works! I hope the collective …
... load data into the other banks then return to BASIC, will BASIC screw ... all the data up by re ... use the Silicon Disk from BASIC? -
Adventure type-insI know there are many adventure enthusiasts in here. Did any of you type-in adventure listings from magazines or books? If so, do you still have a …
... books but also type-ins (BASIC I suppose) by users? Good ... .)
I have a program (now on my hard disk ... . It's a *very* basic fruit machine program that I seem to ... doubt I'd upload this program to a type-in section ... -
NEW CRONOSOFT RELEASESHi all, A few things happening at the moment, which may be of interest ... PLATFORM GAME DESIGNER ----------------------- A surprise this one... …
... 've created back to BASIC or whatever program has called it. (Am ... -
NEW CRONOSOFT RELEASESHi all, A few things happening at the moment, which may be of interest ... PLATFORM GAME DESIGNER ----------------------- A surprise this one... …
... 've created back to BASIC or whatever program has called it. (Am ... game, one which returns to BASIC (or the calling MC routine ... -
How do I poke a Spectrum?I've forgotten how to do it. Does anyone remember?
How do I poke a Spectrum?I've forgotten how to do it. Does anyone remember?
Interrupt timingsHow long does the ULA hold /INT low for on interrupt on each of the Spectrum models?
... indeed. A quick test with Woody's program tells 31T for 48K ...New Compo IdeaI've had this idea and would like to know what do you think about it. I think that most of us here know how to code in BASIC. The problem with Specc…
... 't think comparing a BASIC and MC program will work at all ... to weigh and factor every BASIC and MC game.
XLR-8 mastering software and BASIC loader demo ready for inspectionI've got a TZX of stuff to have a look at if anyone wants to, ummm, have a look at it. Is there somewhere I can upload to? (Martijn?) Cheers
It makes you wonder what they were thinking when they implemented the commands POKE, PEEK, IN and OUT. :)
Necros.What happens during a reset?I always used to wonder about this, but only thought a bit more about it last night when noticing after all these years what actually happens. Obvio…
... :
Is this just a RAM test to make sure all addresses ... taken as the top of RAM. This "error" condition will occur ...Radio SoftwareDoes anybody remember back in the 80's, local FM radio stations used to close down at night, and every hour or so, transmit Speccy, Commie and BBC pr…
Could be my imagination, but was there not some program on Channel 4 that used to broadcast program data at the end of the show which you were supposed to record with your VCR and then playback to your speccy?Radio SoftwareDoes anybody remember back in the 80's, local FM radio stations used to close down at night, and every hour or so, transmit Speccy, Commie and BBC pr…
... 4 that used to broadcast program data at the end of the ...M3 UnlockDoes anyone know where I can obtain a copy of "M3 Unlock"? Apparently it will allow the loading of Multiface 3 snapshots without having a multiface…
... how to actually USE this program??? I have a multiface snapshot ... Select menu 1. M3 Unlock program, Disk to Disk
Now ... br /> Change disks as the program wants
When the ... the basic loader,
load program again and select 4 basic setup program
Spin GFX ripper helpwell, I?m not skilled in these things but IMHO I?m not stupid and can learn by trying or after my mistakes.. but this is something I?m not able to di…
... " and started wandering through RAM.
Test if it's working ...ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…
... have three files. One program, one Screen$, one CODE ... to load the program. The program is no longer ... a program, as you failed to specify CODE/SCREEN$/DATA. ... PROG. If it's program data, then all well and ... .
The program uses a LOAD ""SCREEN$ command ...128K memory testingDuring a mad half hour I decided to write a little memory tester program in BASIC using the information from the 48K service manual. Now I was wonder…
Problem with testing spectrum 128K ram in BASIC is that if any of the chips go tits up the computer won't boot. It would have to be machine code in a custom ROM only.
On the 48 if the bottom 16K is ok it will go into BASIC.How to write an IDE drive (8 bit)?Hi there. I want to build the 8-bit interface by Pera Putnik, and substitute the original ROM by an EPROM with the appropriate program in order to c…
... :-)
I working on PC program Floppy Image at moment. I ... PC, I can adapt Basic/MC Speccy program for 8-bit IF ...
