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48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
... diag/www.alioth.net/Projects/Spectrum-Diag/"]this site mirror[/URL ... the ROM chip on the Spectrum you are working on is ... , you can program the chip, then modify either the Spectrum board, or ... the Spectrum to use an EPROM/EEPROM.
The ROM test program ... -
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 …
... be possible to load a test program (ROM) into the IF1bis so ... and do the Spectrum hardware tests, like the test ROMs. In other ... load a test program from the IF1bis. It must bypass the Spectrum memory ... the time of building a test interface like the one that ... -
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 …
... be possible to load a test program (ROM) into the IF1bis so ... and do the Spectrum hardware tests, like the test ROMs. In other ... load a test program from the IF1bis. It must bypass the Spectrum memory ... 1bis' could be used to test machines that have no memory ... -
48k Stops loading and resetsI've just fixed the problem I had with my Issue 2 Spectrum only showing 16k memory by replacing all of the upper ram. With that job done I've done a …
... diagnostics, the test program says it is paging in the Spectrum ROM, but ... that when the diagnostic program is doing Spectrum ROM CRC check, it ... . But at the end of program, ROM stays disabled. Anyway the ... -
48k Stops loading and resetsI've just fixed the problem I had with my Issue 2 Spectrum only showing 16k memory by replacing all of the upper ram. With that job done I've done a …
... diagnostics, the test program says it is paging in the Spectrum ROM, but ... that when the diagnostic program is doing Spectrum ROM CRC check, it ... . But at the end of program, ROM stays disabled. Anyway the ... -
48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
... is only a first, simple test.
I take it ... use a RAM test program. If a tape loaded test does not work ... , you can indeed modify the Spectrum to ... -
48K Upper memory issues?Having more issues with the 48K spectrum I just fixed that had the black screen in this thread [URL="http://www.worldofspectrum.org/forums/showthread…
... tried to load the memory test program and it still didn't ... the program name.
However, I tried it on my working spectrum ... a difference, but my faulty spectrum is an Issue 2 board ... -
48K Upper memory issues?Having more issues with the 48K spectrum I just fixed that had the black screen in this thread [URL="http://www.worldofspectrum.org/forums/showthread…
... managed to get the memory test program to load.
... amount compared to my working spectrum though.
... />
Lower memory test failed after a few passes ... I then ran the test again a couple of ...
The upper memory test I also ran a few ... -
Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…
... container types especially will make program development a lot easier. The ... Timmy's adventure code. The test program above is creating three different ... that can run on any spectrum disk system.
[QUOTE ... -
Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…
... +zx -vn -clib=new test.c -o test
// zcc +zx -vn ... -startup=4 -clib=new test.c -o test
#include
test program above no longer pauses when ... -
48K Not booting properlyBought another faulty spectrum from Ebay. This one, when you turn it on, it looks like it's going to boot OK, but when it gets to the point where it…
... would expect for a 48K spectrum.[/QUOTE]
Not if it ... tried to load the memory test program from Zorns website but I ... the first part of the program loading.[/QUOTE]
The symptoms ... . If you had forced the Spectrum to start as a 16K ... -
FZX: a new standard format and driver for proportional fonts[B]FZX[/B] is a very compact and efficient (although extremely flexible and powerful) standard format to create new fonts for the ZX-Spectrum. It sup…
... /> You will find a test program in the "test" directory. There are three ... 't see it in this test program, fzx terminals are windowed, meaning ... editing text)
- left_margin (typically 3 to allow kerning of the ... -
Website ideaHi, In an effort to expand my PHP & MySQL skills with a real world project, and solve an issue I have with always struggling to find articles in my …
... USER
BOOKS:YR: YOUR SPECTRUM
BOOKS:YS: YOUR SINCLAIR ... COMPUTER
CHARTS:YR: YOUR SPECTRUM
CHARTS:YS: YOUR SINCLAIR ...
PROGRAM PITSTOP 2: 1988
PROGRAM PITSTOP 3: 1989
PROGRAM PITSTOP 4 ... -
Website ideaHi, In an effort to expand my PHP & MySQL skills with a real world project, and solve an issue I have with always struggling to find articles in my …
... USER
BOOKS:YR: YOUR SPECTRUM
BOOKS:YS: YOUR SINCLAIR ... COMPUTER
CHARTS:YR: YOUR SPECTRUM
CHARTS:YS: YOUR SINCLAIR ...
PROGRAM PITSTOP 2: 1988
PROGRAM PITSTOP 3: 1989
PROGRAM PITSTOP 4 ... -
Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…
... data structures. In your program above, that's " ... declares that symbol to your test program:
[code]< ... __SPECTRUM
// zx spectrum only below
uint8_t ... the definition above the spectrum version adds a ... -
I'm writing an Operating SystemOkay this might seem like a bait thread, but I am legitamately interested in figuring out how to write a multi-process system for the ZX Spectrum (no…
... protection on a ZX Spectrum, so any program could theoretically write over ... to reserve memory for each program, like malloc and free ... usable interrupt on the unenhanced Spectrum is the one which occurs ... some like GEM or Windows 3.1 only swapped processes when ... -
Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... 1e-12" in the test program you will get the ... 1e-12" in the test program or entering that hex string ... result by 8 (add 3 to the power of ... br />
0.b0523b1f1c * 2^(3) * 2^(-39)
... "0x0.b0523b1f1cP-36" into the test program you get:
Features that are still wanted in Spectrum emulation.Features that are still wanted in Spectrum emulation. 4 USB joystick/gamepad input for real multiplayer games - Yes, Bomb Munchies.... - Sinclair 12…
... official Kempston interfaces that do 3-bit (low) decoding, 000xxxxx ... one, it also does 3 low bits, but with ... I sent someone a test program to run which did ... It actually uses a full 3-bit decoder to 8 output ... yields for something like a 3-bit decoder, even in ...New version (v0.31) of ZX DiagnosticsHi all,<br><br>Just wanted to let people know that I've released a new version of the Spectrum Diagnostics into the wild.<br><br>These were originall…
... />
I not show Your test program ?
With digiboard all is ... is grey +2, same at +3 and etc..
Greets ...Dead SpectrumHello guys, I've just bought a dead Speccy 48k (Rubber Keyboard Issue 3 board). Basically, when powered on it initially appears to boot up ok, but in…
... is failing, use of a test program (that does not need [i ... ZXC4-4MB-Programmable-Sinclair-ZX-Spectrum-Interface-2-ROM-Cartridge-4245 ... http://www.alioth.net/Projects/Spectrum-Diag"]diagnostic board like ... uk/smart-card-for-zx-spectrum/"]SMART card interface[/url] ...Dead SpectrumHello guys, I've just bought a dead Speccy 48k (Rubber Keyboard Issue 3 board). Basically, when powered on it initially appears to boot up ok, but in…
... is possible to program a EPROM with a test program and with a ... minor modification to the Spectrum board ...Spectrum +3 blinking yellow/blueI received a +3, which only gives a yellow/blue blinking border during initialization. Pressing BREAK when powering on does not work, neither does a …
I was afraid it´s faulty RAM - thanks Amstrad for removing the RAM sockets on a +3...
Yes Brendan, I do have ZXC3 (and ZXC4) cartridges. Would love to try your test program. My address is shown on my web page.Sudden death of ZX Spectrum 48KHello A friend gave me a 48K rubber keyed Spectrum. I brought it home, hooked it up to my little TV and powered it up. I was very happy to see t…
... cost to buy a working Spectrum locally or even from Ebay ... connecting it to the faulty Spectrum wouldn't damage it, I ... .be/IzgCmldm2H4
and the Spectrum passed them all.
test program should confirm this.
Sudden death of ZX Spectrum 48KHello A friend gave me a 48K rubber keyed Spectrum. I brought it home, hooked it up to my little TV and powered it up. I was very happy to see t…
... -spectrum/
Balford has further developed a diagnostic program, ... zx-diagnostics
That test program can run on any ROM ... him repairing a ZX Spectrum is here http://www ... org/forums/discussion/44400/the-spectrum-resuscitation-thread/p1
...Tasword file format - for transfer to/from PCHaving worked out that it's dead simple to load in and read .TXT files from the memory card on a DivMMC Enjoy!, I'm keen to see what else can be done…
... the RS232 port on the Spectrum (+3 in my case) and a ... , and collecting into a terminal program (such as TeraTerm) on the ...Simple Spectrum Character Creator Web AppHey guys, Here is a simple web app i wrote to create ZX Spectrum 8 x 8 characters: http://www.amelyn.com/speccy_character_builder/index.htm …
... udgs in? CSV, JSON? A spectrum program that defines them all for ... remember seeing a +3 BASIC program in the Spectrum +2A manual that showed ...Database model ZXDBRecently, I have been trying to figure out how to provide my contribution to whoever takes over WoS archive rework next... So I came up with this: …
... compatiable Spectrum cartridge interface.
The software is a test program that ... (testing the operation of the Spectrum and some input/output operations ...The state of source level debuggingI was just wondering if we can put on a table everything we collectively know about source level debugging for ZX Spectrum to get an overview of curr…
... for IM2 logic)?
3) ...to somehow rewire one ... and continue execution on ZX Spectrum.
[b]- ready ... can be either 1,2,3,4 or 5. The ... to ZX Spectrum.
Once the program would be ... loaded to ZX Spectrum it would ...Spectrum 48+ 4S - Upper RAM issue, and now a self-created problem!I recently picked up a known-flaky spectrum off eBay, to have a bit of fun fixing it and reliving youth. It was labelled as 'keyboard duff, shows…
... ] ;-). For each type, (H/L,3/4) you only need to ... either the H/L or 3/4. There is no need ... H and then L, or 3 and then 4.
test program again.
My final ...
