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Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... _the_ critical path in this program
ld de, ... /> or 8 ; set bit 3 to make sound
out ... />
[CODE] ;; set this test program to load a screen
3/ On-the-fly run-length ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... , the ratio is now 1:3 rather than 1:2. Given ... I dare, then write a test program to count the passes around ... -
New hardware for Spectrum from ShaosI have some ideas for new ZX-peripherals and quickly designed a prototyping board for experiments: [URL=http://nedocon.com/store/speccy/][IMG]http:/…
... ...[/QUOTE]
Or a RAM test program...
Add some extra ... /http://www.alioth.net/Projects/Spectrum-Diag/index.html"]here[/URL ... /diag/www.alioth.net/Projects/Spectrum-Diag/"]here[/URL] )... :p
New hardware for Spectrum from ShaosI have some ideas for new ZX-peripherals and quickly designed a prototyping board for experiments: [URL=http://nedocon.com/store/speccy/][IMG]http:/…
... =1024MAK;717784]Or a RAM test program...
Add some ... http://www.alioth.net/Projects/Spectrum-Diag/index.html"]here[/URL ... /diag/www.alioth.net/Projects/Spectrum-Diag/"]here[/URL] )... :p< ... them on WOS plus 1 test cartridge). I thought about ...Corrupt paper on zx spectrum 48kHi. When I power up my spectrum (issue 3) I get the light grey border, but the paper is black and it switches between thin red vertical lines and thi…
The memory of a 48k Spectrum is made up of two ... use a ROM based memory test program. There are a number of ...Corrupt paper on zx spectrum 48kHi. When I power up my spectrum (issue 3) I get the light grey border, but the paper is black and it switches between thin red vertical lines and thi…
... http://www.alioth.net/Projects/Spectrum-Diag/index.html"]here[/ ... /diag/www.alioth.net/Projects/Spectrum-Diag/"]here[/URL] )... :razz:< ... RAM test program[/URL].
Or you can replace the Spectrum ROM ... to know exactly how the Spectrum and the DRAM chips ...Border art viewerRecently, we were working with diver/4d on border art. The idea was to push the techniques of drawing on the border to the limit and to see, how much…
... timing is incorrect for the Spectrum +3.[/QUOTE]
Einar, I do ... debugging process, but I did test this on Spectaculator 8, ZX ...Border art viewerRecently, we were working with diver/4d on border art. The idea was to push the techniques of drawing on the border to the limit and to see, how much…
... [/QUOTE]
For perfect Spectrum +3 border emulation it has to ... be SpecEmu version "3.0.b270412" or later.
program reported[/QUOTE]
File ... recent versions of SpecEmu emulating Spectrum +3.Border art viewerRecently, we were working with diver/4d on border art. The idea was to push the techniques of drawing on the border to the limit and to see, how much…
... Einar Saukas;720339]For perfect Spectrum +3 border emulation it has to ... be SpecEmu version "3.0.b270412" or later. ... recent versions of SpecEmu emulating Spectrum +3.[/QUOTE]
There is ... screen position in my contention test and this is the first ...Spectrum +3e acting up...Hello, Well, my Spectrum +3e is starting to act up. All 48k games load fine but now no 128k games will load :/ In one 128k game, in the beginning r…
Yes, the +3 has a built-in memory test (and other ... will start the full self-test program
N.B, ... come to the disk drive test, make CERTAIN that you ... disk will be formatted and test data written and read. ... you could just skip that test, as it's one ...Cross platform developmentI'm just vaguely considering supporting a few more retro 8 bit platforms for something I have in mind to do. Just Z80 and 6502 really, but that cove…
... only be attached to the program if they are actually used ... /> 2. cd c:\z88dk
3. Run init.bat
4 ... /0B6XhJJ33xpOWa1ZseVFPTksxZnc/edit?usp=sharing"]simple test program[/URL] you can try. Create ... of it.
The program could just as easily be ...Cross platform developmentI'm just vaguely considering supporting a few more retro 8 bit platforms for something I have in mind to do. Just Z80 and 6502 really, but that cove…
... /> 2. cd c:\z88dk
3. Run init.bat
4 ... /0B6XhJJ33xpOWa1ZseVFPTksxZnc/edit?usp=sharing"]simple test program[/URL] you can try. ... in the includes folder
3. now there are 4 warnings ... Back then getting program A to run program B threw the spanner ...Diagnostic Board (Winston designed) PCB'sHi everyone, I had these made earlier in the year, built mine then promptly mislaid the others until now :) and I'd like to offer these to the commu…
... would work on a +2A/+3 due to the two ROMCS ... +2A and +3 have a built-in self-test program (accessed by holding ... QAZPLM keys to enter the test program). One of these tests checks ...Pac-Land: can be coloured?All versions of this game are full coloured, but not the Spectrum version. It has large sprites, but maybe the scroll is too fine to make a coloured …
... /> I hacked CPC version for test and disabled palette changes. Have ... />
Now an interesting thing - Spectrum has the same map data ... nr and palette nr
- Spectrum for each tile writes only ... only and use paging or Spectrum +3 only and use ROM for ...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 …
Here, announced as "another super Spectrum" you find another example of ... mapped approach plus a simple test program:
[url]ftp://ftp ...ZX-spectrum+3 vs Amstrad CPC 6128 Disk drive Speed.Hi to all!!! I wonder which of both micros have the fastest disk drive? The two computers have similar/same 3" drives but different OS (+3DOS vs AMD…
... it possible a turtles compare test i think would be perfect ... !
My question about Spectrum +3 Disk drive speed comes from ... /> Is it possible that the Spectrum drive is slower than Amstrad ...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 ... - XOR (nop, xor (hl)
3- RESET (cpl, and (hl)
Address bus contents (i.e. PC) during execution of HALTI'm wondering if anyone can tell me what's placed on the address bus during execution of HALT, beyond the initial M1 cycle. The Z80 user manual state…
... a logic analyser.
Test program:
[CODE]
10 ... JR
40 POKE 32770,-3: REM offset
50 RANDOMIZE ...Harlequin clone...PCB manufactured!Using Chris Smith's detailed schematics and project notes from the Harlequin... a Speccy fan in the United States by the name of Don (Superfo) has de…
... is functional, switching between test mode and normal mode is ... (the PSU is standard ZX Spectrum PSU)
- the voltage ... works OK (in the test mode) for about 15 ... tests in the ROM test program and it was still ... Freezes after boot RAM test in PAPER 0 screen.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…
... the ZX Spectrum when retrying.
I made a simple test program and ... .
I can reload this program until there is correct data ...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…
... the ZX Spectrum when retrying.
I made a simple test program and ... .
I can reload this program until there is correct data ... .[/QUOTE]
Can you test, if same problem is with ...New user with a dead 48k issue 2Hello all I've found my way here from watching some excellent youtube videos by Joulesper Coulomb in an attempt to fix a issue 2 rubber key 48k I bo…
... rather hard without the right test equipment.
In order ... indication.
Putting general test gear to one side, the ... useful diagnostic tool is a test ROM. Easiest is to get ... programmed with a RAM test program. If the Spectrum has a working ULA ...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 ... of the 3 ports only) a couple of ...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…
... well with my ISSUE 1 Spectrum and made me possible ... situation with my ISSUE3B Spectrum+. This Spectrum suffering from a significant ... so I can't test it after the CPU replacement ... ISSUE4B Spectrum (DivMMC EnJOY! + SPECTRA) and it loaded the test program every ...Emulation on W8Hi, I liked the old Real Spectrum emulator that handled all Spectrum platforms and ran the disk images nicely. Does anyone know of something simila…
...
OS Version: 6.3.9600.2.0.0.768 ... option. Worked with all my test programs. If only the ...
That's the quick test on the Windows 8 that ... a valid link for Real Spectrum. I know they stopped ... Ram Soft website for Real Spectrum. Will test it later.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 ... a screen in 2-3 seconds. 0.3-0.5fps won't ...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…
... byte is 0 or 2,3 or ? if it signals control ... (RS232_DTA),a ; retransmit stop bit 3 times for FUSE
;; get start bit, try 3 times before giving up
}
}[/CODE]
and test program
[B]app.c[/B ...Fixing my old ZX Spectrum 48K issue 4AHi Guys, I trying to fix my old Spectrum 48K. Looks like my dad used a wrong power supply as the ULA had a bit missing and so did the 7805. So I rep…
... loading red green lines , shows program name , the yellow blue lines ... second , then shows "OK, 10:3"
I am using otla ... crash but fails to load program.
Other thing is ... br />
Running the RAM test program I found here I get ... \ or just 0 OK, 10:3Interfaces & 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…
... /an interface even if the Spectrum cannot initialise[/QUOTE]
... map.
Any test program that is a tzx also ... test always available.
If you only have a single Spectrum ... someone else with a Spectrum, if your Spectrum goes wrong you ...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 …
... of the problem when the Spectrum thinks its 48k but won ... /> I'll try the other test program also, but I have already ... any errors because again the Spectrum is showing itself as having ...
