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Making sound using the BEEPER in AssemblyI had a look at the the documentation but it doesn't make sense to me. To make music just the beeper all I have to do is send ones and zeros to one o…
... ?
Note that your test program can't be used to ... -
TileMap test releaseI've been playing with a live map emulation idea, which currently supports just Jet Set Willy. You can download an early (Windows only) version of i…
... quick hack proof-of-concept test program. Once I've done that ... -
TileMap test releaseI've been playing with a live map emulation idea, which currently supports just Jet Set Willy. You can download an early (Windows only) version of i…
... quick hack proof-of-concept test program. Once I've done that ... -
Artillery - projectile motion gameI started writing this around 25 years ago and abandoned it due to performance issues, and a lack of physics knowledge. Bandersnatch on Netflix fille…
... to work in a simple test program with DRAW instructions, it fails ... -
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... .
I rewrote the test program above in machine code and ... -
Rod-land - struggling to get working on my real +2 (grey machine)Hi Everyone, I've had a week enjoying tinkering with my +2 and there are only a few games I have not managed to play on my +2 that I enjoyed back …
... if there is a memory test program for the Spectrum to ensure ... -
ZX Spectrum rescued from a friend, has Issues.Hi guys, I've recovered this ZX spectrum 48K from a friend. It's a 1984 ISSUE 6A. He told me the last time it was turned on was about 30 years ago!.…
Okay, here is another simple test program. Can you run this:
[ ... -
ZX Spectrum rescued from a friend, has Issues.Hi guys, I've recovered this ZX spectrum 48K from a friend. It's a 1984 ISSUE 6A. He told me the last time it was turned on was about 30 years ago!.…
... "]Okay, here is another simple test program. Can you run this:
program:
[url=https://postimg.cc ... -
More on the Cheetah RampackI should be more careful about doing "repeats" ( I should learn some manners) but I could not find anything recent on these . But here is on WOS …
So it appears that a slightly more powerful power supply is useful for these .My one came with some instructions and a Memory Test Program . So maybe my idea of using a Retroleum Smartcard with it is a bit superfluous. -
Can someone run this test program on a real Spectrum 48K?I've knocked up a small test program just to satisfy my emulation OCD if someone with a real 48K Spectrum can spare a couple of minutes to run it.? …
... ve knocked up a small test program just to satisfy my emulation ... and will display one of "Test passed!", "Illegal interrupt response" ... m kind of hoping for "Test passed!" on real hardware!< ... this "nointpfx.tap" too shows: "Test passed!" ... now on to azesmbog ... -
Can someone run this test program on a real Spectrum 48K?I've knocked up a small test program just to satisfy my emulation OCD if someone with a real 48K Spectrum can spare a couple of minutes to run it.? …
... 've knocked up a small test program just to satisfy my emulation ... and will display one of "Test passed!", "Illegal interrupt response" or ... m kind of hoping for "Test passed!" on real hardware!
The result of test with Woodys "nointpfx.tap" is ... -
New emulator: InkSpector 2Hi, The first preview of InkSpector 2 is available from www.inkland.org.uk/inkspector/inkspec_2.0.0.27.exe It's a brand new emulator with all …
... a link to a border test program that behaves differently in .27 ... -
Looking for a utility (keyboard and joystick tester)Hello everybody! I'm looking for a utility program of the Spectrum (hope this is the correct place to post it!). It showed the keyboard on screen,…
... worldofspectrum.org/archive/software/utilities/test-program-sinclair-research-ltd"]https:// ... worldofspectrum.org/archive/software/utilities/test-program-sinclair-research-ltd[/url]< ... in a simple BASIC program to test Kempston joystick interfaces.
Looking for a utility (keyboard and joystick tester)Hello everybody! I'm looking for a utility program of the Spectrum (hope this is the correct place to post it!). It showed the keyboard on screen,…
... /57316/keyboard-simultan-pressed-keys-test-program-in-mcode-like-vyacheslav-strunov ...bin to tap with basicI have compiled some machine code to binary. How I can convert it to tap (or tzx, doesn't matter) with custom basic part? Of course, I can create …
... only get a
program: test
program:
program: test
[quote]10 ... ""Code)
bin2tap -p test.bin
zmakebas -a ...
cat loader.tap test.tap > final.tapHave you ever been given a credit for "co-writing" a published ZX Spectrum program and not known it?Well back in the day, (when I was actually working) I thought up an idea (which is quite unusual for me) and somehow I was put in touch with a "pro…
... much about editing a GWBASIC program. They only entered (typed ... a very simple program every time they wanted to test a printer ... . I wrote a longer more complex program. I ... teenager wrote a better printer test program than you?
...Roger the PangolinI said how impressive Cosmic Payback looked in another thread, but this is to me is even more impressive given the Spectrum's limitations. Very smoot…
... to see it at its test stage (i.e. when the ... drop my level into the test program). For the most part, the ...How to apart a 16K from a 48K?How can I understand that if i have a 16K or 48K? Thanks
... that either a diagnostic/memory test program to be loaded or typed ...Multiface 128 problemHello everyone i have a 48k plus speccy which i firstly thought was working perfectly. It passed all the test of the official Sinclair test tape (cpu…
... all the test of the official Sinclair test tape (cpu, rom, ula, ram ... /> Today i bought a multiface 128 from ebay, On this particular ...How about making a diagnostic program for 128k speccys?Hi guys, I was just chatting with DEATH today about a problem i had with my 128 heatsink spectrum and the need for a 128k speccy diagnostic program …
... 128 heatsink spectrum and the need for a 128k speccy diagnostic program ... came up.
I mean, how can someone test ... , unless there is such a program that i know nothing about ...ULA TEST 3 results on real hardwareHi guys, I'm writing small spectrum emulator and I wanna implement precise emulation for different spectrum models :-) I found nice test for conten…
... :-)
I found nice test for contended memory - [URL="http ... /> - ZX Spectrum+
- ZX Spectrum 128
Please post results ...ULA bug and snowI am tryng to improve the snow emulation in FBZX wii but I do not have a real spectrum to test the results. I used the information taken from Harele…
... have a real spectrum to test the results.
I ... emultor is writing in the ULA video register the second screen ...Strange behavior of program compiled with HiSoft BASICA while ago I experimented with HiSoft BASIC 128 (1.2) and compiled [URL="http://www.worldofspectrum.org/forums/showpost.php?p=683349&postcount=140"]…
... I experimented with HiSoft BASIC 128 (1.2) and compiled [URL ... Apulija-13[/URL] as a test. All the emulators I tried ... of the BASIC loading/calling program several times before running properly ... .
I did not test it on the +2 but ...New test for finding missing +2A/+3 ULA timing detailsHello, having added the +2A/+3 emulation recently, I want to make sure I got the ULA timing 100% right. We know when the contention pattern starts, …
... make sure I got the ULA timing 100% right. We ... information about when the ULA actually fetches the screen ... I have prepared new test which can be used to ... owner would run the ptime test from [URL="http://zxds ... please run the btime test from the same archive and ...Issue 3 ULA ProblemsI've been given an Issue 3 48k to fix. It was producing no video and no picture on the TV. The coil was buzzing so it was getting power and all the v…
... problem might be with the ULA.
Sure enough, ... keys, sound and program loading works. Memory test shows no bad IC ... using.
If the ULA is only partially working, and ... the wrong tree with the ULA because when dropping the partially ...No CLK on issue 2 ULA pin 32I'm trying to fix an issue 2. The symptoms are as follows:- Black and white bars on screen, colours near impossible to tune in, although these po…
... interfaces, so running a test rom/program is impossible as far as ... of CLK on the ULA, but the ULA's I'm using ... .
Working back from the ULA I tested and changes the ...Built a ZX Spectrum that works, but can't get the upper RAM to work?Like the title says I finished my Spectrum 3B board, and it boots, but it doesn't see the upper 32k of RAM. When it boots, the lower 16k works f…
... upper RAM bad. But the program seems to know that it ... my oscilloscope (on both the ULA and CPU), however, the voltage ... swap, PRINT PEEK 23733 returns 128 instead of 255 (or 127 ... also tried a simple memory test:
1 CLEAR 24999
