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How to write an IDE drive (8 bit)?Hi there. I want to build the 8-bit interface by Pera Putnik, and substitute the original ROM by an EPROM with the appropriate program in order to c…
... do you copy files (.SNA, .Z80) to the hard drive? I ... -
I'm not trying to start another flame war...... but have you seen this months Retrogamer (the one with the C64 on the cover)? I'm not complaining about the "Best 8-bit computer ever" line (it…
... colours and colour clash, but compare those C64 screenshot pages to ... -
Boulder Dash 3How to complete this level? [url]http://maps.speccy.cz/Boulderdash37.z80[/url] Controls: Kempston joystick
How to complete this level?
[url]http://maps.speccy.cz/Boulderdash37.z80[/url]
Controls: Kempston joystick -
Timex 2048I am curently living in Poland and purchased from a polish auction site a boxed Timex 2048. The picture is just perfect at that is from the modula…
... has one and how they compare it to the orginal speccy ... -
Yet another tune - absorbentgnome - darkness insideHello, here's another tune for those who like dance music or like fiddling with music in general. :) Its got orchestral strings in it and uses the fr…
... in general. :) Its got orchestral strings in it and uses the ... -
Most accurate conversion?There have been lots of threads about the "best" conversion to the Speccy, but which is the most accurate? Not necessarily in terms of graphics, as t…
... experience of the orginal to compare.
Ivan Stewart's ... -
Madness or inaccurate docs: RR r/RL r?According to the Z80 User's Manual, the instruction RR r/RL r should rotate the carry flag into bit 0 or bit 7 of the register in question (bit 0 or …
According to the Z80 User's Manual, the instruction ... be seen again. Buggy Mostek Z80, or buggy documentation? -
BETA Test in Progress[url]http://www.delhez.demon.nl/[/url] BETA release 13A provides a handy token key for the popular quote character. Also, performance will improve …
... of RAM at 8k xsby Z80 // plus 8k more (for character ... -
When could Speccy have been born?Just a pondering excercise for those that know more about the different types of chips in the Spectrum than I. Whilst browsing the z80 page on wiki …
... than I. Whilst browsing the z80 page on wiki last night ... away to see that the z80 started it`s life in ... -
Developing the Spectrum ROMI'm working on some Z80 assembler for a Z80-based single board computer that I'm building. For the things that don't poke my hardware, I'm using a Sp…
... working on some Z80 assembler for a Z80-based single board computer ... kit, perhaps on an earlier Z80 based microcomputer.
Anyone ... -
Request info about Spectrum Live CD/BootHello, I've been looking for a linux live distribution with Spectrum emulator that allows me to put my z80,tap,sna etc files. [btw,for those that ar…
Help understanding some z80 asmI'm trying to work out how to represent the structure of a "sprite" in the SAM as "Grabbed" by SmallC. I can see the assembler implementation but I …
I'm trying to work out how to represent the structure of a "sprite" in the SAM as
"Grabbed" by SmallC. I can see the assembler implementation but I can't follow it. If I can crack this in my mind it won't be hard to pull together an import/export ...Wanted: z80 asm routines...for the Sam. This call goes out to Colin and others who know how it should be done. If you look on the Sam C disk you can see the implementation…
...for the Sam.
This call goes out to Colin and others who know how it should be done.
If you look on the Sam C disk you can see the implementation of the streams mechanism.
I realise there is an outp( ) and inp
Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …
... the 64k addressable by the z80. Why? Because Sam-C nicks ...The Frontier of Warriors DemoBack in 2000, I planned an adventure based on my sci-fi book series The Frontier of Warriors. As the stories were axed only to be restarted years lat…
... a C64 version and a Z80 snapshot of GAC running a ... saved it as a new Z80 file. (I have no idea ...TZX with GACBig favour to ask - if I sent a Z80 of my Frontier of Warriors demo revision, could they make a TZX of it for me please? Thanks.. It's a GAC snapsh…
Big favour to ask - if I sent a Z80 of my Frontier of Warriors demo revision, could they make a TZX of it for me please?
Thanks.. It's a GAC snapshot done using Spin.ex-YU Homepage UpdateHello all ! Just to let you know that I have made a huge update to my ex-YU 8-and-16 bit software homepage. This time is a complete redesign (it was…
... though) and Galaksija (a nice Z80 based computer from ex-YU ...problem with sinclair zx 48 issue 6aHi all, I have the following problem when I turn on my sinclair without rom inserted. [url]http://217.79.64.145/sinclair/5.jpg[/url] when I turn o…
Blowtorch method of Speccy repairsI just did my first Spectrum repair (and successful at that). It was the Issue 2 spectrum I wrote about a while ago, I just hadn't got around to doin…
... the signal lines on the Z80 were doing the right thing ...PLanning ZX-PC Interface releasesHello everyone. I am working on some additional functions to the ZX-PC Interface. Might take a while before all functions are operational, but here …
... V
+---+ *===*
|TAP| |Z80|
+---+ *===*
... +---+ *===* +---+
|TAP| |SNA| |Z80|
+---+ *===* +---+
...Uridium on the Speccy: definitive version?Uridium is one of the staples of the C64 shoot-em-up canon. I first played it on the Speccy twenty years ago, but became much more familiar with it …
... vaguely blasphemous conclusion that the Z80 interpretation is better than the ...k7zx, a utility to load programs to Spectrum at very high speedk7zx is a windows program that convert .tap, .tzx , .sna and .z80 files to a wav file that can be played to a real Spectrum. You can down load it f…
... convert .tap, .tzx , .sna and .z80 files to a wav file ...NEW games for you chaps (and girls too) ;-)Okie, did some .TAP versions of NEW original games that were only released on TRDOS disk format. Some of you might have seen some (one or two are eve…
... /users/tomcat/yu/ReCracks/HexagonalFiller_128.z80[/url]
Kemshu:< ... /users/tomcat/yu/ReCracks/NinjaCommandoRemix_AY.z80[/url] (Ninja Commando)
[ ... /tomcat/yu/ReCracks/NightmareOnRobinsonStreetRemix+1_128.z80[/url] (Nightmare On Robinson Street ...ResiDOS v1.92 and +3e ROMs v1.30 releasedI've just updated ResiDOS to v1.92, and the +3e ROMs to v1.30. Full details can be found at: [URL="http://www.worldofspectrum.org/zxplus3e/"]http://…
... now loads snapshots in standard .Z80 and .SNA formats
[*] ... now saves snapshots in standard .Z80 (v1.45) format [Note ... non-standard ResiDOS snapshots into .Z80 format
[*]Hard disks/ ... plugs into the Spectrum's Z80 socket. This is supported by ...Any interest in new low-cost mass-storage interface with 512K RAM?I've recently added support to ResiDOS and the +3e ROMs for SD/MMC card interfaces; in particular, ZXMMC (which has no onboard RAM and so is only sup…
... 48K and 128K snapshots in .Z80/.SNA format
[*]Extends BASIC ... /> [*]Save 48K snapshots in standard .Z80 format
[*]Disks/cards can ...Learning z80 assembly - useful linksI'm starting here: [url]http://cobb.host.sk/z80guide/index.htm[/url] Anyone got any other great links?
I'm starting here:
[url]http://cobb.host.sk/z80guide/index.htm[/url]
Anyone got any other great links?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…
... into ULA_. (because data from Z80 is valid during whole
Z80 probes data bus during T3 ...Well I'm excited, but I guess you might not beHehe this is as far as I got today, a silly little border program: [PHP] ORG 32768 PROGGY: LD C,255 ; We loo…
... register A
CP 16 ; Compare to 16
JR NZ ...Complex DRAW command?After looking at some Speccy code I noticed that the DRAW statement is used to draw lines (or it looked that way). On the Coco, the LINE command was…
... very complex objects stored as strings.
M = move the cursor ... by converting them to strings and concatenating strings.
I had ... speed to a series of strings for the DRAW command.
RealSpec screen$ saves?????Yeah ok, so how do I get RealSpec to save out a screen$ is the scr format? It's a good emulator, no doubt about it, but I just can't find an option …
... whole RAM contents as a Z80, SNA or whatever, but not ...
