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Compact Flash Card In "Memory Mode" - (Help)Hello my fellow WoS'ers I have been developing a Z80 8bit interface with a compact flash card port based on Pera's ZXCF "memory mode" interface for …
... mapped approach plus a simple test program:
[url]ftp://ftp ... -
How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
... draft, anyway -with a little test program to play around with the ... -
Calling people with Diagboards.....and who have toastracks or grey +2's with all socketed memory :) I'm finishing off modifications to the Diagboard firmware to expand its testing c…
[QUOTE]Which 128k machines are you talking about?[/QUOTE]
Oh, yes - we need also good RAM test program for black ZXes, including all RAM switching. -
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…
... them.
A little test program, again with some random junk ... -
Math Quiz - MultiplicationThe topic is fast multiplication routines, from 8x8 to 32x32 and all points in between. These functions sit underneath floating point libraries, gen…
... .
Screenshot of the test program:
[url]https://drive ... -
128+2 Help!Today the postie brought me an early Spectrum 128+2, it's a Z70700 Issue 1. Everything seems to be working ok, i.e it boots up and the keyboard work…
... liberty of transcribing that smaller test program to a simple basic loader ... , 244
[/CODE]RUN this program, then after the 'E Out ... -
128+2 Help!Today the postie brought me an early Spectrum 128+2, it's a Z70700 Issue 1. Everything seems to be working ok, i.e it boots up and the keyboard work…
... liberty of transcribing that smaller test program to a simple basic loader ... , 244
[/CODE]RUN this program, then after the 'E Out ... tried Saving a wee BASIC program, it made all the proper ... -
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…
... ][URL="http://www.alessandrogrussu.it/zx/SG-test.zip"]Example file[/URL ... -
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…
... ][URL="http://www.alessandrogrussu.it/zx/Erbe-test-65356.zip"]Example file ... -
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…
... ][URL="http://www.alessandrogrussu.it/zx/Altern-test.zip"]Example file[/URL ... -
128K shadow screen?Hi How does the shadow screen feature work , and how can it be used?
... : I have created a small test program , and the above call works ... know) in ASAM. My simple test program crashes when I compile it ... -
DivMMC and K-Mouse Turbo incompatibilityToday I tested a setup someone wants to use, but of which he can't get the K-Mouse Turbo working. The setup contains of: - ZX Spectrum 128K (toastra…
... after reloading my simple BASIC test program (which reads and shows values ... -
48K: Half of copyright message in the middle of the screen?!Issue two. Has 74LS08 over the Z80, but the ULA is 5C112E-3 (I think this should be a 5C102E??? - I have one, but I'm not sure if it is working, at l…
... you need to run a test program that really tests the memory ... because the run from a test ROM or a [URL="http ... . But as I have a test ROM, I have never used ... -
FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
ZX Spectrum Clock Signal Restorer Circuit[SIZE=5][U][B]ZX Spectrum Clock Signal Restorer Circuit[/B][/U][/SIZE] The circuit below is an experimental circuit. It has only been "tested" using…
... EnJOY!, so I can't test it after the CPU replacement ... ! + SPECTRA) and it loaded the test program every time without errors (20 ...Microdrive-Microdrive incompatibility?Hi All! Finally I could get enough Microdrives and connecting blocks (or cable replacement) to make the largest storage configuration of the classic…
... . There is a good signal test program for Sinclair QL, which I ...Help me fix my grail ZX 128k SpectrumHi all, Ok today my grail toaster rack ZX spectrum 128k turned up. I finally found one and for a reasonable price. I powered it up and..... Nothing …
... />
Try a simple BASIC test program:
10 LET A ...Interfaces & ROMsHi everyone, I'm currently looking into the various modern interfaces for the Spectrum to allow me to run all my games from an SD card. I have a few…
... will help.The RAM test programs that are available ... to RAM, execute the program in RAM and switch ... map.
Any test program that is a tzx also ... load up one of the test ROMs, correct?
test always available.
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…
... to use the Microhobby RAM test program. It will tell you which ... pause/resume loading, as the test requires you to stop the ... . As you are going to test a 48K machine, input 48 ... (very short)
The test itsef does a series of ...ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…
... you would not use ZX-Assembler for program development, nor for game ... the comments of the sectioned program and data sections do not ... need for you to use ZX-Assembler.
Even ... a code editor for ZX-Blockeditor and ZX-Paintbrush (for editing 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…
Yeah IC16 was for me. Apologies if I've caused any confusion ;)
I tried the Microhobby RAM test program anyway. Put the TAP file onto tape and gave it a go and it works great. Does indeed show IC16 as being at fault in my case.ZX-Assembler file handling concept[QUOTE=clausjahn;777075]Dear readers, At this time, it's a good time to ask you, the future users, how to implement the file usage. Let's suggest so…
... you would not use ZX-Assembler for program development, nor for ...
I was arguing that ZX-Assembler can be a good ... is loading a snapshot into ZX-Assembler, then optionally loading ... labels, adding comments, etc. ZX-Assembler could directly use SkoolKit ...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 …
... /> I'll try the other test program also, but I have already ...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…
... of variations on using a test ROM.
The ... contains a RAM tester program[/URL] can be used ... at soldering, and can program EPROM or EEPROM chips, ... you can program the chip, then modify ... br />
The ROM test program (there are at least two ...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 ... Spectrum hardware tests, like the test ROMs. In other words, I ... not want to load a test program from the IF1bis. It must ... 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 ... hardware tests, like the test ROMs. In other words, ... not want to load a test program from the IF1bis. It ... time of building a test interface like the one ... could be used to test machines that have no ...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 ...Weird symptom number 2...I got a new keyboard membrane for my Spectrum+ plugged it in and low and behold the weird left to right printing of the copyright message disappeared…
... rate is constant too. A test ROM that counts interrupts would ... time.
The zx-diagnostics test ROM I work on has ... such a test, but it's fairly ... the end of the memory test.
I'll ... into that ROM's ULA test mode, sounds like it ...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, but nothing I tried it ...
