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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…
... and everything is now on socket, even the pal chip to ... , I do have Paul farrow rom board but to the +2 ... eprom and place it on rom socket. So if you need just ... -
Questions about Vortex Tracker II exported songsHi, I have been experimenting with Vortex Tracker II lately and have a couple of questions. By exporting the song to TAP format, a file is generated…
... ,bc,de,hl
RST #38 ; ROM KBD SCAN if you need ... -
Creating your own BASIC-commands on IF1bisThe old Sinclair IF1 has offered an easy possibility to create your own new BASIC-command: The use of the shadow variable VECTOR. This is described i…
... as far as the Shadow ROM. The new commands start with ... call the Get char routine (RST 18?) Does the accumulator get ... -
Creating your own BASIC-commands on IF1bisThe old Sinclair IF1 has offered an easy possibility to create your own new BASIC-command: The use of the shadow variable VECTOR. This is described i…
... is found invalid by BAS-rom, it is checked again in ... SHD-rom where the VECTOR variable points ... deal with the SHD-rom, where some RST functions do not comply ... -
Creating your own BASIC-commands on IF1bisThe old Sinclair IF1 has offered an easy possibility to create your own new BASIC-command: The use of the shadow variable VECTOR. This is described i…
... ORG 32000
210 EXTEND RST CALBAS ;NEW CALBAS
... ERR-6
260 L0 RST CALBAS
270 DEFW NEXTCHAR ... /> 380 LD A,"@"
390 RST CALBAS
400 DEFW #0010 ... steps run in the Shadow-Rom that was switched on in ... -
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…
... 1 byte command). RST nn and HALT. While RST would work under ... would need to be in ROM, HALT would prevent debugging IM2 ... -
Spectrum Not Responding to Keyboard InputHello, sorry if this thread is not in the correct place, This is my first post and I'm not sure where to post this type of thread. :lol: Anyway, I r…
... now sits in a IC socket and IC12 is a much ... />
- The ROM chip also sits in a IC socket (I'm ... -
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…
... dependent on the IF1 shadow ROM, it does assume that every ... not polling in the shadow ROM.
I was under ... HALT) as there is for ROM, without you modifying the hardware ... be to use a network socket to perform the connection, and ... -
TXT2EMU enhancementI was looking at the encodings supported by BAS2TAP for entering graphics, print controls, etc. as plain text. Basically, there's only one needed, be…
... via a RST 8 first so that an alternative ROM will be ... -
Learning Machine Code the +2a wayHello again all, I thought I'd ask in this forum as the other categories seem less relevant. I keep re-reading the thread below with the advice given…
... synthesizer. The original investronica 128k ROM (and I assume the Sinclair ... 128k ROM too?) also have code to ... the Keypad (sometimes called Aux) socket. -
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…
...
selects one of two ROM images to use. Otherwise fit ... - Reset switch. Pin 1 is /RST, pin 2 is 0V/ground ... -
ESXDOS 0.8.5 and .Z80 on +2B or +3Last week I received some .Z80 snapshot files from a DivMMC EnJOY! user to test. These files didn't work on his ZX Spectrum +2B. [URL="http://benophe…
[QUOTE=JeffB;764321]Yes; though you'd probably want to put one in each socket in case port 1FFD gets tickled[/QUOTE]
Yes, I meant that, but I need to check which of the two needs to be replaced by the toastrack rom. -
ESXDOS 0.8.5 and .Z80 on +2B or +3Last week I received some .Z80 snapshot files from a DivMMC EnJOY! user to test. These files didn't work on his ZX Spectrum +2B. [URL="http://benophe…
[QUOTE=bverstee;764322]Yes, I meant that, but I need to check which of the two needs to be replaced by the toastrack rom.[/QUOTE]
...and I meant two toastrack ROMS, one in each socket ;) -
DIY Issue 1 Internal 32K RAM expansionFollowing on from the information in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=40173"]this[/URL] thread, I finally figured this ou…
... 1 of the left IC socket and pin 16 of the ... right hand socket is 134.5mm.
ROM. Sticking to 22mm board height ... -
Interface 1bis updateSupport for connecting a standard PC keyboard to the interface?s PS/2 socket, in place of a mouse, has been added. The external keyboard?s output is …
... 5 of the PS/2 socket are connected to the microcontroller ... of the interface?s BASIC ROM reads port #DF, and if ... -
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…
... out the ROM and push it again to the socket -> no ... -
48k black paper white borderI recently sold a speccy to a guy, unfortunately the power supply didnt survive the trip, so on replacing for him it seems neither did the speccy! H…
Possible poor connection on ROM socket (also check any other socketed ... Z80 is getting through the ROM start-up code to set ... -
DIY Issue 1 Internal 32K RAM expansionFollowing on from the information in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=40173"]this[/URL] thread, I finally figured this ou…
... is also needed at the ROM socket. Tracks on the PCB won ... -
How much would you pay for this FPGA clone?...given that a mint 128 goes for around ?125. [img]https://dl.dropboxusercontent.com/u/15659782/chloe280seboxed.jpg[/img] Features: [list] [*]100%…
... to fit the DB-9 socket into a VGA monitor... I ... put into creating the SEBasic rom and the concepts behind the ... of the fact that your ROM might legally be the ONLY ... -
RST hooks in OpenSE BASICHi, any possibility of OpenSE BASIC having RST vectors rewired to a small table in RAM containing jumps back to apropriate ROM locations? :grin: It i…
... possibility of OpenSE BASIC having RST vectors rewired to a small ... containing jumps back to apropriate ROM locations? :grin: It is an ... vectors that are located in ROM to user mode applications. (hint ... an alternative...is there any ROM left for a small monitor ... -
Beautiful codeSome people see beauty or something sublime in maths formulas and equations, can anyone suggest examples of beautiful or sublime programming?
... isn't that basically a RST 28h calculator call utilizing stack ... /> BTW, the Beta Disk -- the ROM bank switching using address 15616 ... -
Dot crawl?Hi, As I'm rather new to the hardware of the spectrum, just to confirm: is this video showing "Dot crawl" ? [url]https://www.youtube.com/watch?v=_U…
... them with Interface 2 type ROM socket and I'm satisfied with ... -
Dot crawl?Hi, As I'm rather new to the hardware of the spectrum, just to confirm: is this video showing "Dot crawl" ? [url]https://www.youtube.com/watch?v=_U…
... meantime I did the NEC ROM modification on a machine that ... from him. I recommend the ROM socket version. Then you can use ... the original ROM cartridges, but many interesting ROMs ... -
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…
... "The Gosh Wonderful ZX Spectrum ROM - Version 1.32" as second ... rom in this machine :)
I ... way, I removed cpu put socket and place new working cpu ... -
Issues with 48k spectrum and divIDEI heard you can have all kinds of issues with 48k spectrum and certain DivIDE models. Is this true and if so what should I look out for ? Only aski…
... . It had Zilog Z80A, NEC ROM. The original situation was that ... reset. I did the "NEC ROM fix" I have mentioned in ... I put it into the socket. DivMMC EnJOY! started to work ... -
Issues with 48k spectrum and divIDEI heard you can have all kinds of issues with 48k spectrum and certain DivIDE models. Is this true and if so what should I look out for ? Only aski…
... . It had Zilog Z80A, NEC ROM. The original situation was that ... reset. I did the "NEC ROM fix" I have mentioned in ... I put it into the socket. DivMMC EnJOY! started to work ... -
Ben Heck modifies a Zee X Spectrum.Gahh, one of the differences between Americans and Europeans right there in the title. Anyway, we know better ;) ...and this isn't about that anyway.…
... goes with this - although that ROM socket is giving me the heebie ... -
Change PAPER and BORDER colours from machine codeHow do you go about changing PAPER and BORDER colours from machine code? I've forgotten the system variables for border and paper.
... 'd have to read into ROM disassembly to get an idea ... learn assembly program starting from ROM disassembly isn't an easy ... out about how ROM printing routine (RST 16 or RST $10) works, due ... -
Playing MP3 backups/own software on +2/+2A/B ??Hey all quick question... Is it possible to use one of these on a +2 [IMG]http://www.stereo2go.com/fileSendAction/fcType/0/fcOid/296137596284666194…
... loudspeaker[/URL] with a headphones socket. Try to experiment with various ... with data recorded with the ROM standard loader only.
