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Tape I/O in z88dkAccording to the documentation, z88dk appears to have facilities in its spectrum-specific library for tape i/o - [url]http://www.z88dk.org/wiki/doku.…
... its spectrum-specific library for tape i/o - [url]http://www.z88dk.org ... -
DCP P-PACK (4K RAM I/O)Ive got these I/O Packs in fantastic conditon (one of them is boxed as you can see) It would be a waste to put them on ebay I feel, so I'm intereste…
Ive got these I/O Packs in fantastic conditon (one ... put them on ebay I feel, so I'm interested to see ... -
I/O contention model questionHi everyone, Sorry for my poor english. Together with a friend we are working on ZX Spectrum 48k implemented in FPGA. We have found bug in the Spect…
... c.s.s faq describing I/O contention.
The 48k ... is useless.
So, I'm curious how is it ... in real zx spectrum. As I do not have hardware to ... check right timings I can only ask if someone ... -
128 I/O portsIn The Spectrum Hardware Manual there is a small circuit on page 71/72 to allow 128 I/O ports by using IORQ+A7 to override IORQGE, so any I/O access …
... to allow 128 I/O ports by using ... IORQGE, so any I/O access at a ... so freeing all I/O ports in the ... Looking at the 128 I/O ports patch, it occurs ... /> /
|\ |/
A7---+ O---+
|/ |\
v
... -
List of I/O ports used by common peripherals?I remember looking at a file (just plain text, IIRC) a while back that listed all the IO ports used by various bits of Spectrum hardware, such as the…
I remember looking at a file ( ... disc drives etc.
I just can't find the ... exists? Does it include the I/O ports used by the DivIDE ... -
J Invalid I/O devide, why ?Just tinkering with the asm code i got this error when executed the C/M: J Invalid I/O devide the liune that caused this is 'Call 15DE' that calls t…
... tinkering with the asm code i got this error when executed ... C/M:
J Invalid I/O devide
the liune ... to call the subroutine so i just typed this line into ... -
I/O port adress map of Spectrum and interfacesI'm looking for an adress map of all the used and unused I/O ports for the ZX-Spectrum. Many years ago I designed an I/O board for the Spectrum that…
... all the used and unused I/O ports for the ZX- ... I designed an I/O board for the Spectrum that can adress 16 I/O ... Spectrum and as far as I know it also works ... made for the Spectrum and I would like to know ... is compatible with those before I try to combine them.< ... -
Buffered I/O how-to?Hello. How do I implement a buffered I/O? Not all Speccy's I've got will work with more than one device connected to the rear.
Hello. How do I implement a buffered I/O? Not all Speccy's I've got will work with more than one device connected to the rear. -
Multi I-O InterfaceHi all, I found this by luck, and just want to share. Did you ever noticed? https://www.ianjohnston.com/index.php/projects/58-project-022-zx-sp…
Hi all,
I found this by luck, and ... -project-022-zx-spectrum-multi-i-o-interface
If its ... -
Getting DivIDE Plus to always start with ResiDOSI am hoping someone on here will have experience of using ResiDOS - I emailed Garry Lancaster, but have not received a response as yet. A customer h…
I am hoping someone on here ... have experience of using ResiDOS - I emailed Garry Lancaster, but have ... would be to install the TAPE I/O package for ResiDOS, so that ... -
Old Computer Speccy mentionMany of you may know about this already but there is a nice article on the speccy on a French (English Speaking) site called old-computers.com. There…
I think you're right there. My +2B was certainly made in China. The tape I/O is listed as 1200 baud in some places and 1500 in others. I'm not sure which is true... And that RAM chips thing was certainly weird - very inventive, our Sir Clive! -
loading sounds.. and stripes!Yesterday me and a friend started to discuss (after some glasses of wine) about that wonderful sound as coming out though the telly then you load a t…
... FE (the port that controls tape I/O and other things) then it ... wouldn't work and the tape cassette wouldn't be able ... -
Emulation Feedback** Extended RTM sessions could over-tax the CPU.
... .
The standard spectrum tape i/o in ROM generates two square ... />
And to sample said tape i/o you need to sample at ... loading from a real audio tape, well then you'd want ... -
Small C on Sam help neededI'm trying to make good on some of my old developments that fell by the wayside and one of them uses Small C. The reason I stopped was down to not h…
Yes, I think I am stuffed on it ( I vaguely remember this ... might be the reason I dropped the project ).
I just can't open ... composition.
I'm more of a utility ... without any disk or tape i/o support in the standard ... -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
[QUOTE=obo]I'm considering some re-implementation ... you'll be trapping the tape i/o routines too :-)
The ... supposed to slow down when [I]certain[/I] keys are pressed whilst ... } key.
[/QUOTE]
I'm just glad my emulator ... -
VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…
... pages (yeah, I know [I]spit spit[/I]!). It's taken ... , but as nobody traps tape I/O yet we have to ' ... manually.
I had to make the following ... .
Once I'd made these changes, the ...
The next problem I discovered was that the overflow ... -
Component count/modern replacementsThere is a thread/project for replacing the old memory with simms There is also the ULA replacement. There's DEATH's composite replacement. What els…
... signal levels correct and handle tape I/O. Use fine pitch SMD for ... -
Desperately need help with .TAP file bug (probably a wrong value error)I'm trying to create a .tap file with Java and have been following the specification at [url]http://www.zxmodules.de/fileformats/tapformat.html[/url…
... .2 Cassette Tape
Tape I/O is done via Port OFEH. An I/O read ... I/O write of Port OFEH Bit 3
controls the tape output ... /> Data is written to the tape under software control creating the ... header is written as Data, i.e. the Most
Significant ... -
Internal amp and signal cleaner for tape inHello! Is there known to work INTERNAL schematic which cleans signal from tape in and amplifies it. I need such thing so i can load from my smartpho…
... of a typical ULA's tape I/O pin. For example at ... etc. Don't think I ever saw someone properly ... is connected to the ULA tape I/O pin.
... swing on the tape input, I'm sure tape loading would work ... has 20x voltage gain [I]minimum[/I]? Doesn't sound very ... -
How far are we from a single-chip 100% ZX Spectrum compatible solution?I really like to read about the projects of some geniusses here on WoS who are working on their ZX Spectrum clones. IMHO some main steps that have b…
[QUOTE=bverstee;670300]I really like the opinions, so ... HW emulation not work?
I think the advantage would be ... />
This PIC contain 78 I/O pins... For ZX need only ... , + vga pins + ps/2 keyboard + tape I/O + sound output.... -
How far are we from a single-chip 100% ZX Spectrum compatible solution?I really like to read about the projects of some geniusses here on WoS who are working on their ZX Spectrum clones. IMHO some main steps that have b…
... ;670301]This PIC contain 78 I/O pins... For ZX need only ... , + vga pins + ps/2 keyboard + tape I/O + sound output....[/QUOTE]
Ah, now I understand what you are saying ... with me.
Still I am curious if it would ... -
Assembler v Machine CodeHi. I've been looking at a lot of the code examples in the Development section and can see that Assembler is the way to go. However, I was wondering …
[QUOTE=R-Tape;689512]I'd be interested to know ... hex on paper first :-o[/QUOTE]
I don't think there ... machine that doesn't have tape I/O yet. :lol:
[/LIST]
Faulty Tapes/ Problems with loading from newWhile going through some of my old Speccy tapes in the cellar, I came across a copy of "Dynamite Dan" which made me remember the story of its purchas…
... the adjustment of the tape recorder's read/write ... br /> So we used 2 tape recorders: one with its head ... were recorded. A 2nd tape recorder where the head could ... desired to get a tape to load. Usually just ... by comparison ZX Spectrum tape I/O feels like a walk in ...What models are repairable these days?I've followed a few threads which are trying to repair the mainboard components of the older 48K models, but it got me wondering - is it possible to …
... 2B)
If so, I'm rather surprised that it ... . If using a +3 tape lead on a +2B can ...
No, directly into the tape I/O line on the main PCB ... . (where the tape deck connector goes on the ... populated with a header. The tape (amp) socket isn't ...What models are repairable these days?I've followed a few threads which are trying to repair the mainboard components of the older 48K models, but it got me wondering - is it possible to …
... ;712277]No, directly into the tape I/O line on the main PCB ... . (where the tape deck connector goes on the ... populated with a header. The tape (amp) socket isn't an ... issue.[/QUOTE]
I'm struggling to see why ...Fastest Z80?Hi , Could somebody explain more about the Kawasaki Z80 33 MHz to me? Is it fully backwards binary compatible with older Z80s and could it be used a…
The z80's i/o space has always been documented ... for the 8080) where the i/o space is only 8 bit ... or not the z80's i/o space is 16 bit or ... a black border or doing tape i/o. What about detecting if any ...Fastest Z80?Hi , Could somebody explain more about the Kawasaki Z80 33 MHz to me? Is it fully backwards binary compatible with older Z80s and could it be used a…
... a black border or doing tape i/o. What about detecting if any ...What would be the simplest tape loading routine?I'm searching for some small assembly snippet I can use to load a (headerless or not) block from tape into RAM I can embed in my C games to load furt…
... do you know z88dk has tape i/o already. It works with all ... , unsigned char type);
I've not used it so ... /viewvc/z88dk/z88dk/libsrc/spectrum/tape/tape_load_block_callee.asm?revision=1.2 ...We could design the LokiWouldn't it be great... if this community would develop what Sinclair himself started but was never finished: a successor of the 128K with 'cartoon l…
[QUOTE=retrogod;759189]I'd rather have a system ... that authentic purist feel.
I understand this would be more ... has a real Z80, real tape I/O, Kempston Joystick, ULA+ (with Timex ...We could design the LokiWouldn't it be great... if this community would develop what Sinclair himself started but was never finished: a successor of the 128K with 'cartoon l…
... has a real Z80, real tape I/O, Kempston Joystick, ULA+ (with Timex ...
